Home

Users Manual

1. Each directory is meant to hold different types of information with specific file formats that will be detailed later It is expected that all information in a given database have a common integrating idea which can be a basin location a region or a country Note The folders structure can be automatically created by CUENCAS by selecting the menu File Create a Data Base and then selecting an empty folder In the following sections details are given about the contents of each of the folders mentioned above 4 1 The Rasters Folder 4 1 1 Purpose This is perhaps the most important folder This folder contains all the spatially distributed fields Data in this folder has been classified in two groups additional subfolders Topography and Hydrology The Topography subfolder stores all the information about Digital Elevation Models DEMs and is treated in a special manner by CUENCAS The folder can contain a single DEM or a collection of DEMs These can be organized in multiple subdirectories to facilitate its use CUENCAS User s Manual 40 The Hydrology folder is meant to contain every other spatial field including precipitation evaporation land use vegetation and temperature fields The user can create as many subfolders inside these two folders as needed to classify its own specific information The data format is proprietary and is described in the following section This folder can be populated by means of importing D
2. Open Get Network The DEM and Derived Quantities dialog allows the user to select what DEM derived map to display It gives the option to open several maps multiple selection using Ctrl click It also lets the user decide if he she wants to see the 2D or 3D representation of the map But most importantly it contains a link to the Network Extraction Module Clicking the Get Network button activates this module A complex tabbed dialog is displayed that allows the user to select the options for the Network extraction algorithm 0800 Network Extraction Options F Get the directions matrix M Prune the river network vV Calculate Geomorphic Properties vV Get vectorial river network Geomophology Algorithm gt Hard Disk Based Algorithm fei RAM Based Algorithm Optimization Progress Extraction Process Apply Conditions Start Cancel CUENCAS User s Manual 9 Once the user has selected the tasks to be performed by the Network Extraction module the user must click the Apply Conditions button and then Start The buttons become inactive while the DEM is processed The progress bar indicates the percentage completed and they become active again when the program has finished The right double click action on a file in the Hydrology tree launches the Hydroclimat c Data Loader which shows in chronologic order the data files associated to the meta information for the selected map T
3. dialog is displayed It allows the user to do a filtered search of the gauges that should 5 be displayed Gauges can be filtered by Code Agency Type zs Edi Clear Stream Name County State or by the geographic coordinates Galina seses update Lis bounding a region Show Gauge Code on Maps LOCATIONS Gauges Selector Select By Properties Coordinates Parameters Search Results Selected Gauges RGOOO02S RGOOOUZS Precipitation Code RGOO0026 RGOO0026 Precipitation T Agency RGO00027 RGO00027 Precipitation Type RGE000028 RGOO002S Precipitation Stream Name RGOO0029 RGO00029 Precipitation RGO00030 RGOO0030 Precipitation County RGOO0031 RGOO0031 Precipitation e State 4 I _ p li Show Code on Display Get Information Update List Sites Tab and will be displayed in all opened maps In addition the Get Time Series button will display the time series associated to the gauge 07147070 WHITEWATER R AT TOWANDA KS streamflow_H X 2011 9509 Y 45707 01 1960 1965 1970 1975 1980 1985 1990 1995 2000 2005 Years For Locations the Locations Selector dialog is displayed It allows the user to do a filtered search of the locations that should be displayed Locations can be filtered by Name Agency Type County State or by the geographic coordinates boundin
4. 10x10 matrix of values that surrounds the point where you left click You can use the mouse wheel feature to get to the area that you need to edit When you are done you can overwrite the original file create a copy or simply cancel the operation Latitude 35 59 21 08N 132 Longitude 94 37 39 14 W 208 Value NaN 5 4 3 2 324 32 32 ER BEER wll o Ka NM w A A A M w wi oloje rd rede t d 30 del el el a a oof el el 09 heri win Soe Fi w a ololo a vw GIE e 1 r w JOs Longitude Overwrite File Create Copy Exit CUENCAS User s Manual 39 Chapter 4 The CUENCAS Database Structure For Advanced Users A CUENCAS Database is essentially a well organized hierarchy of folders in the computer This was done to reduce the complexity of accessing and interacting with the data The hydroScalingAPI is a java set of libraries that allow high level interaction with the database however files for the database can be created using programs like Matlab IDL etc A Folder is considered to be a Cuencas Database if it contains six subdirectories labeled Documentation Lines Polygons Rasters Sites and Vectors and 2 files logo jpg and name txt The first file 1s a standard JPG image with dimensions 500x50 pixels with the desired logo for the database and the second file is a plain text document with the name you want for the database
5. 3 are sec Sule Radar Topograpny Mesion ish Not seed Delivery Options Maximum size MB per piece 250 sl Cancel All Changes amp Return to Summary Save Changes amp Return to Summary A U S Department of the Interior U S Geological Survey EROS Data Center TIRI hatim Hayvtract ep nons am Webhsite tinchin R aauactOintians Zen X Done o Select the National Elevation Dataset NED 1 Arc Second box and the National Land Cover Dataset 1992 Deselect all other boxes Select the BIL option in the Data Format menu for both datasets Once you are done scroll down and click the Save Changes amp Return to Summary button Now you can press the Download button in each of your datasets The USGS system will start processing your order Attention You need to create one order per data set by clicking the download button in both datasets Finally the navigator asks you to open or save the files Save the files in the Downloaded Data directory that you created at the beginning of this tutorial Note By default some navigators will put the file in your computer desktop Move the file to your Downloaded Data directory Go to the Downloaded Data directory For Windows users a If you have winzip installed on your computer simply right click over the zip file scroll down to the winzip menu and select the Extract to here option This will create a directory with the CUENCAS User
6. CUENCAS Screen looks like the figure below you have successfully imported and processed your DEM CUENCAS User s Manual 30 m Digital Elevation Model 58447060 metaDEM SECH EES EE SC E vLattude 38 09 06 92 N 478 Longitude 96 55 10 599 wr 1 50 value Nah Digital Elevation Model oo L N me a E SEO lective Gelirli Md Vector e Lines vi Polygons vi Sites 5 Asa final step display the Blue Lines you imported First select the Vectors tab in the left panel Then check the 483105 HY dlg box located under the Available DLG files frame CUENCAS User s Manual 31 b ilez ci KZ rar gri aera CDI er f Pra ml kia Jupe Plus Add Cp fra mpi Tu Dh Bi pLa Tg mi To COE 6 Your screen should now display all your data Lanaituds oe P e Active Layers Md Vector fa Lines fa Polygons r Sites CUENCAS User s Manual 32 3 9 Basin Selection and Analysis For this exercise we will continue working on the Burns Creek basin You are expected to have a fully loaded database at this point If you had troubles downloading data and putting together your database you can download this zip file which contains the database developed in the previous sections of this tutorial h
7. Mb of free space in your computer 3 1 Region Selection and Data Download 3 1 1 DEM and Land Cover For this exercise we will be working on the Burns Creek basin a 40 km basin located in southeast Kansas near the town of Burns We are going to download the 30 meters 1 arcsec DEM provided by the USGS at http seamless usgs gov website Seamless CUENCAS has been extensively tested on these DEMs We will also download the land cover map for the region and the Blue Lines from the EROS Data Center at http ede usgs gov geodata First we will get the DEM using the software provided by the USGS It offers two ways to obtain the portion of terrain of interest a using the graphical interface to define the region or b by defining the region using the bounding coordinates We will provide steps for both this methods we recommend trying both methods so that you familiarize with the Seamless Data Distribution System STEP 1 Method 1 Defining Region by Coordinates e This is the easiest method It is very useful if you know in advance the coordinates of the region bounding box where the basin of interest 1s embedded e On the Seamless website click on the link image that points to View and Download United States Data zg e Once the interface has loaded it may take 10 seconds or so select the icon on the left side of the page under the Download section e Clicking on the icon launches the interface shown below Type the foll
8. create a polygon file of the basin boundary and a mask file The latter creates a CUENCAS raster file with the multi level basin decomposition Available Network Tools Geomorphology Analysis ode Rainfall Runoff Model Save Divide as Polygon File tRIBS VO 2 4 2 2 The Gauge and Location Objects When left clicked over a gauge the Show Time Series dialog is launched while over locations the Location Viewer is launched WSS PASE 5006 WS6 9008 Tombstone CUENCAS User s Manual 18 2 5 Basin Modules The basin modules are quasi independent programs of analysis for the basin and or river network structure Currently there are three modules implemented 2 5 1 The Geomorphology Analysis Module This module introduces a very sophisticated interface for novel analyses of the river network structure It includes some classical analysis like Horton ratios the width function and the link concentration function It also includes a graphical interface for the generalized Horton laws Statistical self similarity of distributions The module contains a graphical interface for analyzing link based properties It allows analyzing properties as random variables histograms or in conjunction XY plots This tool allows separating the analysis of interior and exterior link properties gth km ngth km m Drainage Area km42 2 5 2 The Rainfall
9. name of the currently open database The database name can be modified directly from the interface by right clicking over the database name label and selecting the Rename Database option It also contains a group of toolbars that give you quick access to some of CUENCAS tools The menu provides access to import export options and direct access to CUENCAS modules CUENCAS User s Manual 7 Multiscale Hydrology for Ungauged Basins File Tools Op tions Modules Window e RIRS ME o Gila Bas in a t Gila F Digital Elevation Model mogollon metaDEM gons Sites Documents TA Ale Per BBS switch to Digital Elevation Model t istributio L Elevation Maps Hydrology Database C Hydrological Fields data from The National Map Seamless Data on System Latitude 33 19 44 14 N 883 Longitude 108 49 44 38 Wf Value NaN Switch to Tue Mar 06 14 04 26 MST 2007 vj atitude 33 57 27 42 N 4767 Longitude 109 57 45 74 W 3 Value NaN 2 2 The TabsBar Each one of the tabs in the Tabs Bar corresponds to a type of data in the Cuencas database The data types handled by CUENCAS are Rasters Vectors Lines Polygons Sites and Documentation 2 2 1 The Rasters Tab Polygons Sites Documents Rasters Vectors Lines Metafile Name Data from The National Map Seamless Data Dist
10. of this tutorial e Go to the Rasters and open a DEM by double clicking your DEM on the Topography Database tree on the left panel of CUENCAS Then click on the Open button in the DEM and Derived Quantities window CUENCAS User s Manual 33 E L a BU ms BR d wn M N E we N a mm d ER nm R I vm wm D I e Topography Databaza Cl Elevation Maps 50447 DE metaDEM Hudirologu Databaze D Hydroloaical Fields E e Once the map has been displayed select the Show all orders box under the Plot Network icon ea The box shows up when you click on the icon J Show All Orders re YWalue NaN Select this box Digital Elevation Show OrderS streams Show Order4 streams 1 Show Order 3 streams L Show Order streams Show Order 1 streams e Use the mouse wheel and the left click drag utilities to Zoom into the area near the intersection of the order 5 yellow and the order 4 green 806 Digital Elevation Model 58447060 metaDEM 7 88968 Digital Elevation Model 58447060 metaDEM _ E BIKAN per Z JABS Z switch to Digital Elevation Model j Le ZER N eler Zi IBV BIS 7 L E Switch to Digital Elevation Model zi Latitude 38 03 27 29 N 138 Longitude 96 49 24 05 W 1498 Value NaN ei uge 3801 5243 N 143 Longitude 96 56 09 75 W 93 Value 429 0 This is the outlet that we want active Layers v Rame v ge v Shes ae o Gk Active Layers v Vectors Vv Lines Ei Polygon
11. s Manual 26 same name as the zip file in the same directory where the z p files are located Do this for the two files that you downloaded b If you don t have winzip double click on the file An Explorer window will pop up containing a directory Drag the directory into the Downloaded Data directory e For Mac users just double click the files It will automatically create the uncompressed directories e Linux users can cd to the Downloaded Data directory and type unzip 3 1 2 Blue Lines Now download Blue Lines for this region Blue lines are vector files containing traces of the rivers in a particular region They are usually obtained from aerial photographs l So EC Go to the EROS website at http edc usgs gov geodata Select the 1 100 000 Scale Digital Line Graphs DLG menu Go to the Alphabetical list Select the folder E and then find the folder emporia w_KS Click on the directory hydrography Now download the file 483105 HY opt gz Put it in the same Downloaded Data directory along with your DEM and decompress the file using the procedure described in the previous section 3 2 Creation of a Database Now that you have downloaded some data we will proceed to create and populate our Hydrologic Database Follow these steps to create a new database l If you haven t done so create a new empty directory called Test Database wherever 1s convenient for you
12. the LZW algorithm Note that text editors such as VI can edit these files directly In addition Java includes libraries to read and write compressed files The specific tags for each type of file is described in the following sections Note that the files can be grouped in directories for different types of time series e g streamflow precipitation temperature etc however this is not required 4 2 2 1 Locations A Location is described in an ASCII file by the information associated to tags Currently there are ten tags which are detailed detail here SS e L EE e E a type An indicator such as City GPS Location Survey point etc source The source for the data e g USGS site name The name of the location county County state State latitude deg min sec Given in the deg min sec format e g 39 33 49 50 N longitude deg min sec Given in the deg min sec format e g 110 33 49 50 W altitude ASL m Altitude above sea level images A list of images associated to the location If the image is in a file the path is given relative to the location of the Location file The image can also be a URL After the path followd by a semicon there must be a description of the image 10 information Any additional information about the site 4 2 2 2 Gauges A Gauge is described in an ASCII file by the information associated to tags Currently there are fifteen tags which are detail
13. the left panel of CUENCAS should look like this double click the Elevation Maps folder Topography Database Z Elevation Maps b 5844 7060 metaDEM Huch Database M Hvdreloaical Fields 2 Importing the Land Use Map e On CUENCAS select File gt Import gt Import Hydroclimatic Raster gt From USGS BIL Format e When the BIL Directory Structure screen pops up find and select the directory where you downloaded and uncompressed the USGS Land Cover dataset make sure you select the directory and press Select don t go inside the directory It will be a directory named by 10 digits e When the Output Directory screen pops up create a directory called Land Cover do this by clicking the new folder icon or by right clicking and selecting the new folder option You will need to rename the directory to Land Cover Select the directory and press Select button Note some users have reported that this step had to be done outside CUENCAS using a File Explorer window e If everything went OK you should be able to expand the Topography Database tree and the Hydrology Database tree and see the data that you downloaded CUENCAS User s Manual 28 3 Importing the Blue Lines e Move 483105 HY opt the the directory Vectors inside the Test Database that you previously created e Finally go to File gt Recent Databases gt 0 Test Database to refresh the Database structure 3 4 River Netwo
14. the raster will be displayed 512074 HY opt dig 512075 HY opt dig _ 512076 HY opt dig 1512077 Hr opt dg Add DLG File Import To DB CUENCAS User s Manual 10 2 2 3 The Polygons Tab GEES Peer The Polygons tab is similar to the vector tab However the ikiz polygon objects are more complex since they describe a bounded region A future release of CUENCAS will add a button next to the polygon that invokes the Volume Integral procedure which allows the user to select a map and get the major statistics mean total standard deviation kurtosis L sitaatoita poty skewness of the map values over the region bounded by the polygon Polygons can be created by writing an ASCII file or by calling the Create Polygon for Basin network tool Available Polygon Files C mogollon poly Add Polygon File Import To DB CUENCAS User s Manual 11 2 2 4 The Sites Tab oma CEA The Sites Tab allows the user to interact with the Site objects vetos tres in the database Site objects can be Gauges or Locations In 09430500 iLa R VER NEAR cia nw sus Order to have a Gauge or Location displayed over a map the user 09430600 MOGOLLON CREEK NEAR CLIFF N paaazeso san Francisco River ear kes Must Click the appropriate Update List button and use the pop up dialogs to select the desired Sites For Gauges the Gauges Selector
15. use a directory different to the one where you downloaded the data It 1s a good idea to create it in a place that you can access later Ask the system administrator for a place where you can keep files Open CUENCAS by clicking the RUN CUENCAS link at http www 1hr uiowa edu ricardo cuencas cuencas download htm Select the menu File gt Create New Database Once the directory selection screen form pops up find and select the directory Test Database that you created in step 1 Find the Unamed Database Top left of CUENCAS GUI and change the database Legend by right clicking and selecting the Rename Database item Change the name to My Database and hit the Rename button CUENCAS User s Manual 27 6 Maximize the CUENCAS window 3 3 Data Import Procedures Now we are ready to add some data into our Hydrologic Database We will add the DEM the land cover map and the blue lines 1 Importing the DEM e On CUENCAS select File gt Import gt Import DEM gt From USGS BIL Format e When the BIL Directory Structure screen pops up find and select the directory where you downloaded and uncompressed the USGS DEM make sure you select the directory and press Select don t go inside the directory It will be a directory named NED followed by 10 digits e Select the repository directory for download use the default directory e If everything went OK your Topography Database tree on
16. 011 631 y 231 Basin Code WS63015 592 y 326 Basin Code WS63104 947 y 302 Basin Code WS63111 982 y 317 Basin Code WS63113 647 y 288 Basin Code WS63121 E yi y y y y y y yi y y y The Select Basin toggle button activates the middle button action to select a basin outlet by clicking over a spot in the DEM Finally the Trace Stream toggle button activates the middle button action to show the path from any point in the DEM to the DEM border the ocean or an internal lake CUENCAS User s Manual 17 The other two tools are the Add Location which allows for interactive creation of a Location object by clicking with the middle button in the map Finally the Cut Section button allows the user to select a region in the map and create a new map To select the region use the middle button to select the corners of the region You will need to click once per corner 2 4 2 Interacting with Displayed Objects There are two kinds of objects that allow the user to interactively generate actions using the right click The objects are the basin outlet A small red square and the Gauge Location object 2 4 2 1 The Basin Outlet Object When left clicked it launches the Analysis Network tools dialog This interface includes access to the Geomorphology Analsis module the Rainfall Runoff module and the tRIBS 1 o module These three modules are detailed in section 2 5 In addition it can
17. CUENCAS User s Guide by Ricardo Mant lla 2009 CUENCAS User s Manual 2 Contents Table CHAPTER1 INTRODUCTION 3 1 1 LICENSING 4 1 2 RUNNING CUENCAS USING JAVA WEBSTART 4 CHAPTER2 THE CUENCAS GRAPHICAL USER INTERFACE GUD 6 2 1 THE MAIN GIS GUI 6 2 2 THE TABS BAR 7 2 3 THE MENU BAR 13 2 4 THE MAPS DISPLAY 14 2 5 BASIN MODULES 18 CHAPTER3 TUTORIALS 20 3 1 REGION SELECTION AND DATA DOWNLOAD 20 3 2 CREATION OF A DATABASE 26 3 3 DATA IMPORT PROCEDURES 27 3 4 RIVER NETWORK EXTRACTION FROM DEM 28 3 5 BASIN SELECTION AND ANALYSIS 32 3 6 RUNNING RAINFALL RUNOFF SIMULATIONS USING THE LINK HILLSLOPE FRAMEWORK 35 3 7 EDITING MAPS 38 CHAPTER4 THE CUENCAS DATABASE STRUCTURE FOR ADVANCED USERS 39 4 1 THE RASTERS FOLDER 39 4 2 THE SITES FOLDER 45 4 3 THE VECTORS FOLDER 47 4 4 THE LINES FOLDER 47 4 5 THE POLYGONS FOLDER 47 4 6 DOCUMENTATION 48 CUENCAS User s Manual 3 Chapter 1 Introduction CUENCAS is a river networks analysis tool It can be seen as a simplified version of the original GIS called HidroSig developed by the Water Resources Department at the Universidad Nacional de Colombia over the last 10 years While HidroSig has evolved to be a full featured GIS CUENCAS has kept a narrow focus on river networks and it is mainly intended for three tasks 7 river networks extraction and analysis ii numerical simulation environment of rainfall runoff processes and iii data archiving framework CUENCAS is meant to be a research t
18. EMs or hydrometeorlogical fields from other formats using the tools in the menu File Import Import DEM or File Import Import Hydroclimatic Raster 4 1 2 Formats 4 1 2 1 Format for files in the Topography folder DEMs A topography data file is actually determined by two files with the same name a metafile with extension metaDEM and a binary XDR data file with extension dem The metafile is an ASCII file that contains all the information necessary to read the data in the binary data file Currently there are twelve tags 1 Name A string of ASCII characters with a short name for the variable We recommend to keep it short since additional information about the variable can be given under the Information tag 2 Southernmost Latitude Given in the deg min sec format e g 39 33 49 50 N 3 Westernmost Longitude Given in the deg min sec format e g 110 35 49 50 W 4 Longitudinal Resolution ArcSec A float numeric value given in arc seconds 5 Latitudinal Resolution ArcSec A float numeric value given in arc seconds 6 Columns The number of columns for the data array 7 Rows The number of rows for the data array 8 Format A string indicating the data format It can be either Byte Integer Float or Double 9 Missing A value identifying missing data 10 Temporal Resolution For DEMs this field 1s always set to Fix 11 Units Use the International System e g m f
19. Runoff Model Module This module is an interface to the Link Hillslope based rainfall runoff model developed by Mantilla and Gupta 2005 CUENCAS User s Manual 19 Link s Based Rainfall Runoff Model jasi Hillslope Links System Channel Netwo Longitude 2 5 3 The tRIBS i o Module New This is a new module that attempts to create a seamless data interface with the tRIBS model developed at MIT Note that tRIBS is not freely distributed so you will need to own a license in order to run the model CUENCAS facilitates the creation of the input parameters and the analysis of the model output however it does not make direct calls to the tRIBS executable as this would constitute a violation of CUENCAS license terms For details on obtaining the tRIBS program visit http www ces nmt edu vivoni Input Options i Output Analysis Input Options Output Analysis TIN 3D TIN LandCover Soil Type Rainfall Input File TIN 3DTIN LandCover Soil Type Rainfall Input File L ws s V Show Triangles Show Points Sho Y Show Points 4217800 4216200 CUENCAS User s Manual 20 Chapter 3 Tutorials This section is a step by step guide to using CUENCAS It illustrates how to download data create a database and process a DEM For this tutorial you will need to create two directories in your computer Call them Downloaded Data and Test Database You will need about 10
20. Seamless Data Distribution Back to Main Page Zoom Level 3 Final zoom level Tutorial ee seg 22 Crake Imlormalik a e Places Hamas A A F Transportation P Boundaries F Hydrography P Orthoimagery P Land Cover P Blevation is D I ren E m Tutorial P Boundaries F Hydrography P Orthoimagery p Land Cover P al Scale Informatlon N Places Names i b Layer izlerin k Tropnspesrta ton V P andaria l UU k De boiem attssrg f Land Gower k f D iarra h CUENCAS User s Manual 23 USGS Seamless Data Distribution Back to Main Page Scale I mihormat COCs rr ing P Places Names F Layer Extent P Transportation Rogndaries P Hydrograpiny P Orthoimagery vd Land Cover P Elevation e On the Display tab on your right expand the Hydrography menu and select the National Atlas and NHD Streams box Your image should now look like this USGS Seamless Data Distribution Back to Main Pape Tutorial pp Places Mana h b Layer Extent i d Transporation P Boundaries F Hydrography MM amn It EE E Habun AHE hna gna Goria Aquters Bi Mabanal Aias ari HHE kl br mes Bb rhain man z e Now select the icon Define Download Arca and create a bounding box containing our basin as shown in the figure below Use the coordinates displayed in the status bar at the bottom of the navigator window as a guide and create a box with the following coordinates
21. Upper left corner 83 12 96 95 and lower right corner 38 02 96 84 CUENCAS User s Manual 24 ZUSGS Seamless Data Distribution Back to Main Pape This is our general area of interest Le zi A at A Ze Information Le Mmmm in KE k Pine EI dinen p Layer Extent Pi p Trans porta bee P Boundaries F Hydrography EI Shoe EE MM homn Si Ahman one DEEN Ep Che Io Seck ici l choked cm ter The coke o the buz uk ge Barr ie dhia ci be E Pektin cim be KE EE r ceded EE E Habonal Atlas Selochem can be ordered on mecha only amd HHD ia beri Lui D TE Paia e When you finish creating your selection box the SDDS Request Summary Page will launch Go to step 3 to complete the download process STEP 3 Getting data from the SDDS Request Summary Page a If you got to this point it means that you are ready to download the area that you defined either by entering the coordinates or by graphically selecting the region Notice that if a window hasn t popped up it means that you have the Block Pop Ups feature of your navigator active Right click the window icon at the top of the navigator and select Allow Popups from this site b Before you attempt to download the data select the Modify Data Request link on the SDDS Request Summary Page window shown below USGS Seamless Data Distribution System SDDS Request Summary Page You are logged in as Default Seamless User Modify Data R
22. ajor components of the interface and in Section Chapter 3 we ll guide you through a series of tutorials that will allow you to create and interact with your own database The easiest way to get familiar with the interface is to download a previously built database A good candidate is the Walnut Gulch AZ database It can be found at http cuencas colorado edu databases Walnut_Gulch AZ database tar z O This database contains several raster maps ESRI shape files of roads counties and railroads information on locations and gauges in the area Once you download and uncompress the directory use the File gt Open Data Base menu to find and select the Walnut Gulch AZ database directory The CUENCAS interface will update itself to reflect all the information available Please be aware that CUENCAS is a product in development so many buttons and menus are not active Please report all bugs to Ricardo Mantilla ricardo mantilla uiowa edu 2 1 The Main GIS GUI The Main GUI allows you to interact at a basic level visualization small modifications and reorganization with your data The GUI is designed around raster maps thus vector layer such as blue lines or locations will only be displayed on top of the maps that you have opened Once you open a Topography or Hydrology raster map you can use several features on the objects Tabs Bar which is explained n detail in the next section The interface has a field with the
23. and Geometric Width Function o Link s Concentration Function o Horton Analysis o Generalized Horton Analysis Statistical simple scaling of network properties o Network links analysis Length area slope etc including xy plots for link properties e g Hack s Law o Area Altitude Hypsometric Curve o Self similarity network and terrain decomposition based on the Random Self similar Network RSN model o Scaling analysis of spatially distributed variables Precipitation Evaporation in the river network context e Link Hillslope based rainfall runoff model o 3D view of the basin topography o Decomposition of basin into links and hillslopes o Real time flow simulations e Water Balance e Time Series Analysis e Rainfall Fields Simulator e Input Output tools for the tRIBS hydrologic model 1 1 Licensing CUENCAS is distributed under the GNU GPL license The GNU General Public License 1s intended to guarantee your freedom to share and change free software and to make sure the software is free for all its users This General Public License applies to most of the Free Software Foundation s software and to any other program whose authors commit to using it The exact terms of the license are distributed with the source code They can also be found at http www gnu org licenses gpl html SEC3 1 2 Running CUENCAS Using Java Webstart CUENCAS uses the Java Webstart technology for the installation and upgrading process Th
24. ary 2002 vhc temp February 2002 vhc temp March 2002 vhc temp October 2002 vhc temp November 2002 vhc temp December 2002 vhc temp January 2003 vhc temp February 2003 vhc temp March 2003 vhc temp Octover 2004 vhc temp November 2004 vhc temp December 2004 vhc Daily Averages In this case there will be 365 or 366 companion files for the metafile The file extension should look like this name dd month average vhc As an example for daily mean radiation the group of files would look like this radiation 01 January average vhc radiation 02 January average vhc radiation 03 January average vhc radiation 01 February average vhc radiation 02 February average vhc radiation 30 December average vhc radiation 31 December average vhc Daily Data In this case there can be as many companion files as necessary The file extension should look like this name dd month yyyy vhc As an example for daily wind speed values the group of files would look like this radiation 01 January 1999 vhc radiation 02 January 1999 vhc radiation 03 January 1999 vhc radiation 01 February 1999 vhc radiation 02 February 1999 vhc CUENCAS User s Manual 45 radiation 30 December 1999 vhc radiation 21 December 1999 vhc radiation 01 January 2000 vhc radiation 02 January 2000 vhc radiation 03 January 2000 vhc radiation 01 February 2000 vhc radiation 02 February 2000 vhc radiation 30 December 2000 vhc radiation 2 December 2000 vbe Ho
25. ay getting in front of the GUI components This is a Java issue and we are waiting for it to be resolved CUENCAS User s Manual 15 outlet selection L for tracing flow path for creating new location or Gi for creating a new map by cutting a section of the current map e Right Button Click This action will bring up the interface associated to the active element being clicked Active elements are usually small squares in the display We will illustrate the Basin Outlet element in section 2 4 2 2 4 1 The Maps Display Tool Bar Each map display has a toolbar that gives access to actions on the map The Zoom icons Home Zoom In and Zoom out control the projection explained before The Camera button takes a snapshot and creates a JPG file The P Print button sends the current image to the printer R per Faas ba Switch to Digital Elevation Model Latitude 31 51 30 41 N 750 Longitude 109 46 22 28 w 1590 Digital Elevation Model Drainage Directions Fixed Elevation Model Geometric Distance to Border Gradient Value Horton Numbers Longest Channel Length Magnitude The CP button opens the Raster Viewer Controls It allows manipulating the axis of the map and the color table used to display it The Longitude 110 200 31 780 Lat Ttude Raster Viewer Controls Latitude AxisScale Control Longitude AxisScale Control Title Latitude Title The Longitude e P Tit
26. d by Strahler 1964 known today as the Horton Strahler ordering scheme Horton Strahler order has been proven to be an ideal parameter to study scale invariant or statistical scaling properties of morphometric quantities in river networks The so called Horton laws of drainage composition introduced by Horton 1945 were the very first representation of scaling in the means of complete order streams Peckam et al 1999 generalized Horton laws from means to rescaling of probability distributions of complete Horton Strahler streams in real networks and called it distributional simple scaling Veitzer 2000 introduced a new class of random self similar networks RSNs that were shown to exhibit distributional simple scaling in drainage areas and stream lengths The stream file assigns six properties to each complete Horton Strahler stream in a network e Head id The pixel ID e Contact id The pixel ID immediately upstream of the junction where the stream ends e Tail id The pixel ID of the junction where the streams ends e Order The Horton Strahler order for this stream e Ini Link The position of the first link in the stream in the link file e Num Links The number of links in this stream The link file assigns six properties to each link in the network e Magnitude The link magnitude as defined by cite shre1967 e Head id The pixel ID where the links starts e Contact id The pixel ID immediately upstream of the junction whe
27. der of the stream in which the pixel is contained len A file of Floats Each position contains the longest channel length in Km up to the pixel Itc A file of Floats Each position contains the total channel length in Km of the river network upstream of the pixel magn A file of Integer Each position contains the Magnitude according to citet shre1966 med A file of Floats Each position contains the Maximum Channel Drop in m along the streams redRas A file of Bytes Each position contains either 0 or 1 indicating the pixels that contain a channel slope A file of Doubles Each position contains the slope in the direction of the maximum gradient ted A file of Floats Each position contains the total drop in m along the channels tdo A file of Integers Each position contains the Topologic Distance to the border of the DEM the ocean or an internal lake In addition some auxiliary files are created These are ap Area Slope of network points network pruning Usefull for the area slope analysis for CUENCAS User s Manual 42 log An ASCII file containing a record of the outlets that have been selected by the user using the GUI Finally the three files that describe the network topology are stream point ands link These files have been developed as an appropriate way to represent a river network based on the hierarchical ordering structure proposed by Horton 1945 and later modifie
28. ed detail here l code A string of ascii characters with the gauge code Codes are typically assigned by the source agency agency The source agency e g NOAA USGS etc type The type of data contained in the file e g Streamflow Precipitation Temperature CUENCAS User s Manual 47 site name A name for the gauge stream name This tag is mainly for streamflow locations county County state State data source A brief description of how the data was obtained SE E tN Eh ae latitude deg min sec Given in the deg mm sec format e g 39 33 49 50 N 10 longitude deg min sec Given in the deg min sec format e g 110 33 49 50 WI 11 altitude ASL ol Altitude above sea level 12 drainage area km Upstream accumulated area 13 data units use the international units system 14 data accuracy use the international units system 15 data yyyy mm dd hh mm ss value The actual data 4 3 The Vectors Folder 4 3 1 Purpose This folder hold vector information such as roads blue lines etc The folder accepts two kinds of formats Shapefiles and DLGs More inforamtion about these two data formats 1s provided here 4 3 2 Formats CUENCAS can read two types of data format DLGs from the USGS and ESRI Shapefiles 4 4 The Lines Folder 4 4 1 Purpose Similar to vectors but in this case additional properties can be assigned to the lines for added functionality not implemen
29. eguest HELP Data Extraction Request Pieces Output Parameters Download Links National Elevation Dataset NED 1 Arc Second zUSGS Output Format BIL a NAD 83 Geographic X cell Size 00 00028 Degrees Y cell Size 00 00028 Degrees Download E 96 85222 National Land Cover Dataset 1992 Land Cover EROS Data Center WGS 84 N 38 11944 PAULUS ES W 96 96167 Output Format BIL az USA Contiguous Albers Equal Area Conic USGS version heal EROS Data Center i X cell Size 30 00 Meters Y cell Size 30 00 Meters S 38 01944 E 96 85222 c The SDDS Request Options Page shown below appears This screen will allow you to select the data that you want to download and the data format THIS IS 4 CRITICAL STEP IN THE PROCESS CUENCAS User s Manual 25 eee _ USGS Data Extraction Options Page gt vi dh http extract cr usgs gov Website distreq RequestOpt gt Cl Google Q National Atlas Vegetation Growth Peak 2004 Not selected National Atlas Volcanoes Not selected National Atlas Waterbodies Not selected National Atlas Vegetation Growth Peak 2005 Not selected V National Elevation Dataset NED 1 Arc Second BIL x ZIP El HTML sl National Elevation Dataset NED 1 3 Arc Second Not selected National Atlas Wilderness Preservation System Areas Not selected E TF tn Lana Cover Dataset 2001 Land Cover ks T SRTM re sec Sue reese Mesion nish ot nated SRT
30. g a region CUENCAS User s Manual 12 Parameters Search Results Selected Locations Boguillas ppl l Name Charleston ppl Agency Contention ppl Type Courtland ppl County Fairbank historical ppl Gleeson ppl State Soil Moisture Station soil moisture Tombstone ppl The Locations selected will be added to the LOCATIONS list in the Sites Tab and will be displayed in all opened maps The user can interact with the list by selecting several locations and clicking the Get Information button This will open the Location viewer Location Viewer Location Viewer File File Selected Locations Location Information Selected Locations Location Information GPS 038 Order 3 0125u Hydraulic Geometry Measurement Hydraulic Geometry was surveyed Benson Junction ppl United States Geological Survey Geographic Names Information GPS 039 Order 3 0125 Hydraulic Geometry Measurement WBF 3 35 mM Black Diamond ppl System Downloadable State and Topical Gazetteer Files GPS 040 Order 3 0132 Hydraulic Geometry Measurement HBF 0 64 m oguillas ppl httpiigeonames usgs goviyeonamesistateyaz index html GPS 041 Order 3 0141 Hydraulic Geometry Measurement Basin Code GPS 042 Order 3 0153 Charleston ppl D a eed rae Contention ppl GPS 043 Order3 0157 Hydraulic Geometry Measurement Gauging Site Rate Poor Courtland ppl GPS 044 Order 3 0159 Hydraulic Geometry Measurement Comments NIA Escalan
31. he River network To access them Right Click on the red square near the basin outlet This small square is what we call an active element in the map Notice that while the Select Outlet icon eh is active you can select many basin outlets as you want in a region e Right Clicking on the outlet will launch a menu of options Click on the Geomorphology Analysis button Available Network Tools Se Oenmorpbologe Ar s ysiz Hairdtali Runot Model Create Basir black File Save Divide af P lygen File e The River Network Analysis module is displayed E Rieger Network Stricture Analysis nek fires Sre ET Ear Site SP See e rl e l Meli HTL Ferari 0 beh er Boater a e Click on the individual tabs to explore the variety of analyses CUENCAS can do Check the difference between the Geometric and Topologic Width Functions and Horton Ratios for different network properties THIS MODULE IS BEING DEVELOPED EXPECT A SUMARY OF THE NETWORK PROPERTIES IN THE HTML REPORT TAB 3 6 Running Rainfall Runoff Simulations using the Link Hillslope Framework For this exercise we will continue working on the Burns Creek basin You are expected to have a fully loaded database at this point If you had troubles downloading CUENCAS User s Manual 36 data and putting together your database you can download this zip file which contains the database developed in the previous sections of this tutorial click here to dow
32. he user can open several maps at the time or use one of the advanced single window interfaces for animations and map comparisons Hydroclimatic Data Loader Open in Individual Windows Open in Single Window precipitation _gaussian_ev01 024200 01 January 2000 vhc precipitation_gaussian_ev01 024300 01 January 2000 vhc precipitation_gaussian_ev01 024400 01 January 2000 vhc precipitation_gaussian_ev01 024500 01 January 2000 vhc precipitation_gaussian_ev01 024600 01 January 2000 vhc precipitation_gaussian_ev01 024700 01 January 2000 vhc precipitation_gaussian_ev01 024800 01 January 2000 vhc precipitation_gaussian_ev01 024900 01 January 2000 vhc precipitation gaussian ev01 025000 01 January 2000 vhc Open File 2 2 2 The Vectors Tab Polygons Sites Documents Rasters Vectors Lines Available Shape Files countyp020 shp r3 A 1 railrdl020 shp a zel dei _ roadtrl020 shp t i nk re oe ppm ol VER Add Shape File Import To DB s j TE Me gt Available DLG Files Longitude 508422 HY opt dig Z Co The Vectors Tab is very simple It displays a list of Vectorial files in the database Shape files and DLG files The list is presented as a series of Checkboxes When activated the vector layer will be displayed over all the maps currently opened as shown in the figure above Notice that only the portions of the Vectorial map that surround
33. i rk L k Liek 18 Lak 4 Porton Onder 1 5 Dipsas Aisa Demi Od otur 10037 7 Silas L Lee ESEE LEJ Lir P 46 TE E eee Bescht of lee correlations ic your Edir P Taree 2 rk Link 2 2 rk 18 Lik KB E TEESE d MESH SE paru PT pJ 2h ur TERA 0 25570 ETH D 35859 1E HEJS gi gi BRS o feet BPS eee Pee EKS FST HETH ef R Ate E bart rl ETHIE nL pII ELE i THN 070r S061 A ipi EN IESS O AT DEH DSH 0262571 i TaT DUPER OUR 85007 Dis dg d d e MES D MASI BOSS DE 0512557 21 Tense ts 80191 GEI OSes CUENCAS User s Manual 38 8 10 There is a column of information for the end link of every complete stream in the network note order streams are not included in the file The rows of information include Horton order upstream area outlet ID and discharge for different moments of time TIP you can sort the information by selecting all the rows and using the command Data gt Sort notice that you need to specify that the information is in rows and not in columns The wfs csv file Contains the width functions for the links same links in the Routing CV csv Notice that you can get a nice image of a particular width function by selecting the row of interest and making a bars plot 3 Editing Maps The Map Editor is a tool recently added to CUENCAS On the Raster Tab left click on a Topography or Hydrology variable and select Edit Map on the pop up menu The spreadsheet will display a
34. is simplifies the process of making the most current version available for users Note that we use the word Hillslope to denote all the area portion of the landscape that drains to the link In many contexts this area is called link s catchment CUENCAS User s Manual 5 CUENCAS requires Java 1 5 or higher and Java3D installed on your system You can download Java for free at http java sun com It is important that you download and install the appropriate Java3D library for your platform For Windows and Solaris platforms go to http java3d dev java net for Linux use http www blackdown org Java3D isa native library on Mac OS X Tiger 10 4 and above If you decide to download the JRE version of Java 1 5 make sure you download the JRE version of Java3D With these two products installed on your computer you can click the RUN CUENCAS link at http Avww iihr uiowa edu ricardo cuencas cuencas download htm This site also contains links to sample databases that can be used by CUENCAS You can download either the JDK or the JRE Java is available for all platforms CUENCAS User s Manual 6 Chapter 2 The CUENCAS Graphical User Interface GUI CUENCAS is the graphical user interface for the data in the Cuencas database The database structure and formats are explained in section Chapter 4 however detailed knowledge of the database 1s only needed by advanced users In the sections that follow wel describe the m
35. le Label Size k g Title Label Size Label Font Arial m Label Font Lucida Sans Reyular Color Selectfrom Palette Color Select from Palette 8 Primary Secondary _ Primary 8 Secondary Tick Orientation 6 Primary _ Secondary Tick Orientation 6 Primary _ Secondary Options Snap s Visible Label All Options Snap s Visible Label All Color Table Editor varColor 128 0 Reset Grey Scale CUENCAS User s Manual 16 Four more tools are activated for DEMs that have been successfully processed The Network Tool that allows displaying the river network The network is color coded by Horton Strahler order Each order is given by a check box so that only desired orders are displayed over the map DEI switch to Digital Elevation Model 5 27 W 492 Value 1331 0 H Show Order streams ee K Show Order6 streams M Show OrderS streams IM Show Order4 streams M Show Order3 streams IM Show Order2 streams KE Show Order 1 streams D 82 w 260 Basin Code Outlet 194 y 281 Basin Code WS63001 420 v 303 Basin Code WS63002 x 574 y 298 Basin Code WS63003 6417 v 317 Basin Code WS63004 665 y 213 Basin Code WS63005 572 y 273 Basin Code WS63006 420 y 302 Basin Code WS63007 583 v 266 Basin Code WS63008 686 v 249 Basin Code WS63009 683 y 252 Basin Code WS63010 777 y 324 Basin Code WS63
36. n tag must be followed by the time interval of the data e g I minute I second I hour 1 month 1 year The extension of a vhc file can be manipulated to describe almost any kind of time variability on the data It will be illustrated by examples to avoid long explanations Annual Average In this case there will only be a single companion file for the metafile The file extension should look like this name average vhc Annual Data In this case there can be as many companion files as necessary The file extension should look like this name yyyy vhe As an example for annual accumulated precipitation values the group of files would look like this precip 1986 vhc precip 1987 vhc precip 1988 vhc precip 1989 vhc precip 1990 vhc precip 1991 vhc precip 1992 vhc Monthly Averages In this case there will be 12 companion files for the metafile The file extension should look like this name month average vhc As an example assume you have evaporation monthly means the group of files would look like this evap January average vhc evap February average vhc evap March average vhc evap October average vhc evap November average vhc evap December average vhc Monthly Data CUENCAS User s Manual 44 In this case there can be as many companion files as necessary The file extension should look like this name month yyyy vhc As an example for monthly temperature values the group of files would look like this temp Janu
37. nload Open the Rainfall Runoff Model Tab 1 Right Clicking on the outlet defined in the previous tutorial will launch a menu of options Available Network Tools Ea Oenmorpbologe Ar s ysiz Hairtali Runott Model Create Basir Mask File Seve Divide af P lygen File 2 Click on the Rainfall Runoff button The Rainfall Runoff module is displayed Links Based Rainfall Burg Model hien J0 as hil ope bri e Der hr Meisie Dapper Boi Fern 3 Select the Sample Simulations tab CUENCAS User s Manual 37 Lark s Barn Kesre Fhsedl Mech Enar IH ie Hil sliga lanii Speen hir Heed ama i Pi majal ali er F wga a ali m E ee a re Saral Eri Dog mies Fare Lass HEREC Hae a veni Corel ard Shek tp Suerg Coe Chet tp Sally 4 Change the values for Runoff intensity and Runoff Duration as desired and press the Constant Velocity Simulation button 5 A screen will pop up with a request for the directory where the output file will be wirtten Save the files to a convenient directory Data file features 6 Two CSV files are created at the location you chose They both have the same name of the DEM plus an extension Routing CV csv and wfs csv 7 The Routing CV csv file This file can be open with Excel or any other spreadsheet The file looks something like the figure below D E 1 laman on Complete pete Girdim gt Lancs at the bottom of complete sireung ag 3 ilm
38. of papers reports images related to the region being treated but that cannont be direclty linked in an spatial context to the rest of the information n the database
39. ool rather than a commercial product This 1s reflected in the GNU GPL license under which the source code is distributed The license is discussed in greater detail in section 1 1 The development of CUENCAS since 2001 has been supported by various grants from the National Science Foundation NSF This document is intended for users of the CUENCAS graphical user interface CUENCAS uses the Java webstart protocol to run Notice that CUENCAS is a platform independent tool since it is developed in Java Mac OS X users must use Tiger version or higher that implements Java3D technology We have successfully run the application in Windows Mac OS X Linux Red Hat Fedora Suse and Devian and Solaris platforms CUENCAS uses the graphics library VisAD to display maps and overlay vectorial objects and locations It also allows for many interactions with specific areas of the display The group of tools currently built into CUENCAS can be group as e Advanced visualization tools for DEMs and DEM derived features e Visualization and animation tools for Spatial Temporal hydro meteorological fields e g precipitation evaporation e Visualization tools for ESRI shape files and USGS DLGs e Import Export capabilities for Raster Vector and Site data e River Network Extraction from Digital Elevation Models DEMs using the DS algorithm e River Network Geomorphologic Analysis including but not limited to CUENCAS User s Manual 4 o Topologic
40. or meters km for kilometers etc 12 Information All the relevant information about this DEM The binary file is written in the External Data Representation Standard XDR This is the native format for Java I O operations The Format tag accepts the values Byte Integer Float and Double Once a DEM is processed by CUENCAS see NetworkExtractionModule in section Error Reference source not found a set of files with the same name as the DEM file are created in the folder where the DEM resides These files are binary files with the CUENCAS User s Manual 41 same dimensions of the de DEM They contain a variety of geomorphic information The format and contents of these files are areas A file of Floats Each position contains the upstream area in Km of that location in the DEM corrDEM A file of Doubles Each position contains the modified DEM pixel Pixels are modified in such a way that every position in the matrix contains one and only one lowest nearest neighbor dir A file of Bytes Each position contains a number between 1 and 9 indicating the flow direction 1 SW 2 S 3 SE 4 W 6 E 7 NW 8 N 9 NE dtopo A file of Integers with the same dimension of the DEM containing the Maximum Upstream Topologic Distance odo A file of Float Each position contains the distance in Km to the border of the DEM the ocean or an internal lake horton A file of Bytes Each position contains the Horton Strahler or
41. owing coordinates bounds of the Burns basin in the bounding boxes LAT Bottom 38 01 10 N Top 38 07 10 N LON Left 96 57 42 W Right 96 51 08 W CUENCAS User s Manual 21 STEP 2 Add Geographic Area Hetsrape USGS Enter the limite for a mew area eds 73 pee Ae ll eee ee eee Egy Sl a ge ee cnr a Of k Dai j pm y pate p ani maa Click on the Select Area button and then accept the confirmation request This will launch the SDDS Reguest Summary Page Note If a window doesn t pop up you may have the Pop Up blocker feature act ve Right click the window icon at the top of the navigator and select Allow Popups from this site You can skip STEP 2 and go directiy to STEP 3 to complete the download process Method 2 Defining region using the graphic tools This method requires more time but it s very useful if you have doubts about the region covered by the basin you are interested in processing On the Seamless website select the link image that points to View and Download United States Data Once the software has loaded begin by zooming in the area of interest The figures below should give you an idea of the zoom levels for the Burns Creek basin Zoom Level 0 Zooming on Kansas CUENCAS User s Manual Seamless Data Distribution Seamless Data Distribution BEJ Back to Main Pape Back to Main Pape ma Biet IR ee po CET aftal go
42. ra Hydroclimatic variable that is not part of the database Open DEM Recent Files Open Data Base Open HydroClimatic Recent Data Bases Create a Data Base pen Vector The Import menu provides access to several tools to populate the database with DEMs Hydroclimatic variables and Sites from the USGS gazetteer and the USGS water resources databases From GRASS File Import Hydroclimatic Raster k From ARC INFO Grid File Recent Files Import Sites b From USGS BIL Format b Import Hydroclimatic Raster gt Locations From USGS Gazetteer Streamflow Gauge From Water USGS gov To GRASS File pl Export Hydroclimatic Raster b To ARC INFO Grid File Import DEM Export Recent Files amp Recent Data Bases Recent Files Recent Data Bases b Export Sites The Options menu is a placeholder for tools to customize the GUI Currently the colors and display features are hard coded and cannot be changed However an upcoming release will activate these menus Modules Winda System Colors System Preferences The Modules menu opens the independent modules Currently the Modules can only be accessed interactively from the Maps Display explained in the next section CUENCAS User s Manual Network Extraction Network Analysis Modules Window Help 14 Rain Simulator Rainfall Runoff Simulator 2 4 The Maps Display Ra
43. re the link ends e Tail id The pixel ID of the junction where the link ends e Ini point The position of the first pixel in the link in the point file e Num points The number of points in this link The pixel ID is calculated from the x y position in the matrix as pixel ID y NC x where NC is the number of columns in the matrix Notice that x and y can be easily back calculated from the pixel ID as x pixel ID mod NC and y integer pixel D NC where mod represents the operation module and integer represents the integer part of the ratio where the streams starts CUENCAS User s Manual 43 Finally the point file contains the pixel ID s of all the pixels that contain a channel sorted according to the structure described above 4 1 2 2 Format for files in the Hydrology folder A hydrology data file is actually a group of two or more files with the same name there will always be a metafile with extension metaVHC and a group of binary XDR data files with extension hhmmss dd month yyyy vhc The metafile is identical to the one described in the previous section The group of companion binary files must have the same format number of columns and rows and the same spatial coverage Southernmost latitude and Westernmost longitude The extension holds the key to understand the time variability of the data and it has to be consistent with the tag Temporal Resolution in the metafile The Temporal Resolutio
44. ribution System Southernmost Latitude 32 38 00 00 N Westernmost Longitude 103 52 35 64 wu Longitudinal Resolution ArcSec 0 99997204542 16003 Topography Database L Elevation Maps G4 0 3_ArcSec a mogollon metaDEM o cI 1_AreSec GilaAtGila metaDEM D GilaAtSafford metaDEM a mogollon metaDEM Hydrology Database J Hydrological Fields GE NLCD_1992 4 95660220 metaVHC E GUI Status This tab shows the directories tree for the Topography and Hydrology subfolders of the Rasters folder in the database There are three actions currently available for the files in the directory 1 Single left click displays the meta information associated to the file in the Metafile text area 2 Double left click opens the dialog for displaying the data and 3 Single right click launches a pop up menu that allows for direct interaction with the file and to open the File Editor see figure below Topography Database L Elevation Maps Ej 0 3_AreSec e CH Arer TN GilaAtGila metaDEM TN GilaAtSafford metaDEM IN mogollon pe Edit Map Hydrology Database CI Hydrological Fields CUENCAS User s Manual 8 The Left double click action on a file in the Topography tree launches the DEM and Derived Quantities dialog shown here DEM and Derived Quantities View 2D Digital Elevation Model Fixed Elevation Model Drainage Directions Accumulated Area Horton Numbers Longest Channel Length
45. rk Extraction from DEM Here it is assumed that you have successfully downloaded a DEM from the USGS website 1 On the Topography Database tree double click the DEM that you imported 2 The DEM and Derived Quantities window should pop up DEM and Derived Quantities View 2D O View 3D Digital Elevation Model Fixed Elevation Model Drainage Directions Accumulated Area Horton Numbers Longest Channel Length Open Get Network Cancel 4 Click the Get Network button This will activate the Network Extraction Options window CUENCAS User s Manual 000 Network Extraction Options Sinks Drainaje Network Prunning Area Slople Analysis E Get the directions matrix W Prune the river network E Calculate Geomorphic Properties E Get vectorial river network Geomophology Algorithm gt Hard Disk Based Algorithm RAM Based Algorithm Optimization Progress Extraction Process Apply Conditions tart Cancel 29 I Click the Apply Condition button and the click Start You will be able to see the algorithm progress by checking the Optimization and Extraction progress bars 2 The process takes about 3 seconds for the DEM we downloaded in step I of this tutorial 3 Once it s done click the Exit button and the hit the Open button on the DEM and Derived Quantities window 4 Click the Plot Network icon TE and select the Show All Orders Box If your
46. s v Sites v Polygons CUENCAS User s Manual 34 e Make sure that you are close enough to the end of the stream to distinguish one link from another e Now click on the Select Outlet icon TEN It s the third one after the Show Network icon GH You will notice that when you click on the icon it changes to a darker grey color What this means is while the button is selected a new behavior for the Middle Button of your mouse is active Do not try to Box Zoom after you have activated this button e Click near the end of the stream with your middle button see figure above A good place to do it is where the direction changes in the green stream right before the junction e The software automatically finds all the pixels in the terrain whose drainage path crosses the point we defined Then it outlines the contour around those points This contour line is the Basin Divide Click the Home icon to get a full view of the basin and the basin divide Digital Elevation Model 5844 060 metaDEM EISES eler ul EIST smite te Latitude 37 59 16 852 H 117 Longitude 96 48 13 785 Ww 509 Value Nah fi TU a H I H A zal Au d A Basin Outlet a Langitudse Active Layers Dd Vector ri Lines ri Polygons Ip Sites e Deselect the Select Outlet icon Can 2 River Network Topologic Analysis CUENCAS User s Manual 35 e Once you have defined your basin outlet CUENCAS performs a number of geomorphometric analyses on t
47. ster maps are displayed in individual windows contained within the main GUI The GUI allows for several maps to be open at the same time EI Digital Elevation Model 58447060 metaDEM ey EN Digital Elevation Model 58447060 metaDEM a amp Glel Ber Latitude 00 00 00 00 N 000 Longitude 00 00 00 00 Vw 000 Value 0000 Latitude 38 04 31 17 N 202 E El Switch to Digital Elevation Model a R Ki fe BER in A A S E El Switch to Digital Elevation Model Longitude 96 49 23 53 W 499 Value NaN This is the list of interactions using the projection icons and the mouse e Home Icon Et Clicking this icon will make the map projection come back to its original state Use it every time that you lose your map out of sight or if you want to quickly return the original display projection Zoom In Icon k Clicking this icon doubles the current image size Zoom Out Icon A Clicking this icon reduces the current image size by half Left Button Drag click and hold This action allows you to change the center of the display It is useful if the features that you are interested in are outside the visible range in the display canvas Mouse Wheel Zoom in Wheel forward and Zoom Out Wheel backwards Middle Button Click This action will execute the currently selected behavior The Behavior is determined by clicking on any of these icons p for basin gt There is a known issue of the black displ
48. te Crossing ppl GPS 0465 Order 4 0020 Hydraulic Geometry Measurement w Fairbank historical ppl view to the surveyed channel Order3 0153 jpg A Rio Grande By Boquillas boquillas jpg d 3 d The location viewer displays the information associated to the Location and shows the images for the location Note that images can be retrieved from files using relative paths in the computer or from the nternet using a properly formatted URL 2 2 5 The Documents Tab Polygons Sites Documen ts Loes Vectors Ve This tab is currently being developed Itis a placeholder for a link to d oom the file system navigator pointing to the folder Documents of the E 4 My Computer rss database Since that folder is designed to contain miscellaneous data a O databases E labaa ror cardo system specific file manager will better handle it ahane pait tanien ala O soil_nm 48 i soil_nm 62 D temp R Be RR BR CUENCAS User s Manual 13 2 3 The Menu Bar The Menu Bar contains access points to several file administration tools and to the independent modules in CUENCAS Tools Actions Option The File menu contains several options to open files and databases and tools to import and export information to from the Cuencas database Open File b pen Data Base Create a Data Base The Open File item allows the user to opena DEM o
49. ted yet 4 5 The Polygons Folder 4 5 1 Purpose Similar to vectors but in this case lines are expected to form a closed polygon Polygons are used by CUENCAS to integrate a spatially distributed variable over the enclosed region the polygon defines The obvious application 1s water balances where the basin divide defines the polygon and long term mean precipitation and evaporation fields are integrated to get an estimated mean discharge CUENCAS User s Manual 48 4 5 2 Formats Polygon files are intended to represent regions enclosed by a poligon line The basin divide is the typical example for this kind of data The file format is ASCII so they can be read and modified by any standard text editor If you are using windows use wordpad instead of the notepad l name A string of ASCII characters it can be any name for the variable We recommend to keep it short since additional information about the variable can be given under the Information tag 2 coordinates lon lat deg The polygon vertices coordinates in decimal degrees Western longitudes and southern latitudes need to be negative 3 information All the relevant information about the polygon file 4 6 Documentation 4 6 1 Purpose This is the most flexible directory in terms of data format requirements Any file that can be handeled by the system PDF JPGs TXT DOC can be trown in here The idea 1s to create a depository for all the documentation in the form
50. ttp www iihr uiowa edu ricardo cuencas Test_DB zip First a brief introduction to how to move around CUENCAS map display window using the projection icons and the mouse e Home Icon Et Clicking this icon will make the map projection come back to its original state Use it every time that you lose your map out of sight or if you want to quickly return the original display projection e Zoom In Icon 1 Clicking this icon doubles the current image size e Zoom Out Icon A Clicking this icon will reduce the current image size by half e Left Button Drag click and hold This action allows you to change the center of the display It is useful if the features that you are interested in are outside the visible range in the display window e Mouse Wheel Zoom in Wheel forward and Zoom Out Wheel backwards e Middle Button Click This action will execute the currently selected behavior The Behavior is determined by clicking on any of these icons Gi e d or GI e Right Button Click This action will bring up the interface associated to the active element being clicked Active elements are usually small squares in the display We will illustrate the Basin Outlet element later in this tutorial Now it s time for River Network Analysis 1 Basin Selection e Ifyou haven t done so before load the database by selecting File gt Open Data Base and then choosing the directory Test Database that you created as part
51. urly per Minute or per Second Data In this case there can be as many companion files as necessary The file extension should look like this name hhmmss month yyyy vhce As an example for precipitation values every 5 minutes the group of files would look like this prec 044000 10 September 1964 vhc prec 044500 10 September 1964 vhc prec 045000 10 September 1964 vhc prec 045500 10 September 1964 vhc prec 211500 09 September 1964 vhc prec 222500 09 September 1964 vhc prec 223000 09 September 1964 vhc prec 223500 09 September 1964 vhc prec 224000 09 September 1964 vhc Notice how there is no need of a data file for each and every moment of time Applications in CUENCAS such as the rainfall runoff module will assume every non existent file as either O s or missing data 4 2 The Sites Folder 4 2 1 Purpose This folder is designed to contain information about locations and gauges in two subfolders named Locations and Gauges It is important to those interested in time series analysis and it is very useful to create reference points that can be later displayed on top of maps An interesting feature is that images can be associated to the locations created CUENCAS User s Manual 46 4 2 2 Formats Site data has been divided into 2 groups subfolders Locations and Gauges The reason is that Gauges have additional tags that describe the time series contained in the file Files are in ASCII format however the files are compressed using

Users Manual

Contents

Download Pdf Manuals

Related Search

Related Contents