Home

geographical information system interface

1. Figure 20 Output from the Tributary Water Quality from AnnAGNPS tool 4 2 Creating Reach ID Shapefile In order to establish the connectivity between reaches and segments reaches location must be obtained Two raster layers watershed and stream network order generated by 14 GIS Extension for BATHTUB AnnAGNPS have to be added into the ArcView project The Create Reach ID tool will first generate a raster layer that stores reach IDs in the watershed The tool re classifies the stream network order raster multiplies the re classified raster with the watershed raster and then divide the multiplication by 10 to obtain reach ID raster This raster reach ID is then converted to a shapefile To use the tool click o
2. rere eee eee ee eee eee eee eee rere eee eter eee ere rere ere rere ee reer rere rere errr rere reer rere ere ere errr errr er eee eee er eee eee eee eee eee eee eee Peer reer rere rr terre terre errr terre reer eee eee eee reer eee ee eee eee ee eee ere eee eee rete eee eer eee eee rere eee rere ee reer eter reer rer rere errr terre reer errr rere rete eee eee eee eee eee eee eee eee 5402 1108 6228 134 1458 39721142 E TE EE T E E T A T T T ien 86 9393 TEE 7581 1290 806 2532 1065 V3ERIRINRERERIRIESINRIRINRERRREEIESIRRERIRZEREERIRRNRIRRERRIERIREISRRIRIREIEREREIEEINAREERIREIEARSRESEENRISEEERIRRIRENZRISRISESERERRTERIRERRISRIEEEREIERIEERRIZEIRIRRIZENRIEERISEERIERRIZENEIEERISEREIRRIZENEIERRII RETENIR rere errr rere eter eee eee eee eee eee eee eee
3. 14833 1665 Modifieds amplelocz Lak esegments shp 14 1 121 175 1175 1986 C 19 6 23 7 23 7 25 1 Figure 44 Visualization of simulated turbidity in BATHTUB profile output file 28 GIS Extension for BATHTUB REFERENCE Cole R W and E M Buchak 1995 CE QUAL W2 A two dimensional laterally averaged hydrodynamic and water quality model Version 2 0 Instruction Report EL 95 1 U S Army Engineer Waterways Experiment Station Vicksburg Mississippi DeNoyelles F Jr M Jakubauskas and S Randtke 2003 Reservoir management and renovation Addressing problems in multipurpose reservoir systems Kansas Biological Survey Lawrence KS Ernst M R W Frossard and J L Mancini 1994 Two eutrophication models make the grade Water Environment and Technology November 15 16 Mankin R S Wang J K Koelliker Huggins and F deNoyelles Jr 2003 Watershed lake water quality modeling verification and application Journal of Soil and Water Conservation 58 4 188 198 O Brien W J 1975 Factor limiting primary productivity in turbid Kansas reservoir Project Completion Report Number 156 Kansas Water Resources Research Institute University of Kansas Lawrence Kansas U S Environmental Protection Agency 2000 National Water Quality Inventory 1998 Report to Congress EPA841 R 00 001 Office of Water Washington D C Walker W W Jr
4. 20020507 I n d 20020507 IINE CH eR 13 T 20020507 1 c T 20020507 er 20020507 D c RE m eA SE E E 20020907 d HM T Au MIN 20020507 C O t 4 Figure 11 On site water quality table GIS Extension for BATHTUB a dbf ius ae TA d 480 000 1680 amp O84 OB ss e TE 4813 M INE 718 039 18 38 59 62 35 S 1 2007 3001 040 15827 T 032 EL ull 33 2 20020507 025 045 053 meee 22985 14512 ae 42 2 0 12173 1 Mimi M sons 46 Lose 2 20020507 3007 057 00 BTS 1 Ic 30 99 19938 IE M 48 320020507 025 025000 8722 Ji NY 2998 3 3 3 225075 1850 024 000 8384 033 ss C E TEC RE eS 5 3 3 20020507 300 0246 000 8900 063 030 2025 451 3 200507 850 5 0 23 000 75988 INN Uo E 29 23 46 4 20020507 025 000 07 030 1 2153 55 4 20020507 1 50 032 000 8033 0 44 034 2138 66 26 4498 bli v 4 k Figure 12 Laboratory water quality table 3 2 2 Calculating segment
5. Once the profile output file is specified the Bathtub Profile Visualization dialog will open up and ask for the segment shapefile the BATHTUB profile table to be created the output variable type and the water quality parameters to visualize Figure 43 22 Bathtub Profile Visualization Select the lake segment shapefile Lakesegments shp Enter path and name of Bathtub Profile T able Browse Select the variable type PREDICTED CONCENTRATIONS Select the variable TOTAL P MG M TOTAL M MG M CNUTRIENT MG M CHL 4 MG 3 SECCHI M Figure 43 The BATHTUB Profile Visualization dialog Once the inputs are specified a new table 15 created which holds the segment IDs and the different variables that were selected Once the table has been created it 1s joined with 21 GIS Extension for BATHTUB the lake segment shapefile s attribute table After joining the two tables the lake segment shapefile s symbology is updated showing the visualization of the first variable selected from the Bathtub Profile Visualization dialog as shown in Figure 44 2 ArcView GIS 3 3 m xi Edit View Theme Brei Surface Graphics Window Help Bathtub SO 2 4 amp we IGS ese de 88 Seale 1 Y Reachid shp _ Subwta 22 1873 L 1874 3724 __ 3725 5576 L 5577 7427 L 17428 9278 1 9278 11130 11131 1298 12922 1483
6. 1 2 2 00 14 4 3 Tnbutary within 16 4 4 Editing Tributary Name and 18 4 5 Calculating Tributary Baseflow 002222200 20 4 60 Editine Tributary Tabl anette ane ata tus 22 5 GENERATING BATHTUB PROJECT 44222 22224 24 6 VISUALIZING BATHTUB 1 1 26 29 Figure 1 Figure 2 Figure 3 Figure 4 Figure 5 Figure 6 Figure 7 Figure 8 Figure 9 Figure 10 Figure 11 Figure 12 Figure 13 Figure 14 Figure 15 Figure 16 Figure 17 Figure 18 Figure 19 Figure 20 Figure 21 Figure 22 Figure 23 Figure 24 Figure 25 Figure 26 Figure 27 Figure 28 Figure 29 Figure 30 Figure 31 Figure 32 Figure 33 Figure 34 Figure 35 Figure 36 Figure 37 Figure 38 Figure 39 Figure 40 Figure 41 Figure 42 Table of Figures PREC VTS Wy CX UCTS OTN S 2 ArcView platform loading the GeoBathtub extension 3 ArcView platform with Segment Morphology menu item highlighted 5 Dialog with Segment Morphology inputs 5 Table created by the Segm
7. 1996 Simplified procedures for eutrophication assessment and prediction user manual Instructional Report W 96 2 updated April 1999 U S Army Engineer Waterways Experiment Station Vicksburg Mississippi 29
8. Figure 24 Interface with Tributary within Segment menu item highlighted The Tributary within Segments dialog asks for several inputs Figure 25 First the segment shapefile must be selected from the first dropdown list Similarly the newly created reach ID shapefile should be selected from the list of arc layers in the next dropdown list The next input is the AnnAGNPS reach file that contains each reach s watershed area An example of AnnAGNPS reach file is shown in Figure 26 Finally the dialog asks for the reach water quality table calculated from AnnAGNPS event output file in Chapter 4 1 2 Tributary Within Segment Select the lake segment shapefile Select the reach ID shapefile Enter the amp nn amp IlMPS reach file Browse Enter the tributary water quality table Browse Cancel Figure 25 Tributary within Segments dialog 17 GIS Extension for BATHTUB AnnAGMPS Reach Notepad File Edit Format View Help Code 3 Reach Rec Drain Av Channel ID Reach Area Eley Length Slope 1663 To hal Cm 1 1 95091 9 251 00 00001 2 1 95091 9 251 00 152 dogg 3 2 4417 36 251 23 132 00605 4 3 3 4 58 255 33 217 101833 5 4 769 28 256 07 00048 5 5 Il 2l1 256 48 512 00372 5 44 37 2655 77 514 01 0 8 6 50 85 266 1111 00820 iBi x IkqFlow version 3 00 12 10 01 AnnAGNPS cell reach amp
9. 33 opens up with two dropdown list boxes and a text box To calculate the flow rate of baseflow select a tributary name from the dropdown list box on the left and the corresponding baseflow tributary name from the left enter the percentage of the reach s runoff flow rate that constitutes its baseflow Click on the Add Baseflow Record button will add the baseflow tributary to the table 3 Tributary Baseflow x Select the reach name Select the basetlow name Deer Creek Deer Creek 10 Doane Add Baseflow Record Figure 33 The Tributary Baseflow dialog 21 GIS Extension for BATHTUB 4 6 Editing Tributary Table The Edit Tributary Table tool gives a user the opportunity to edit the values within the tributary table based on tributary ID and the selected field This tool can be accessed by clicking on the Edit Tributary Parameters menu item Figure 34 or click its EDIT corresponding button l Edit Theme Analysis Surface Graphics Window Help 9 Segment Morphology Hese Water Sample Processing 28820738 Calculsta Segment Water Dusliy Scale 1 4 313 592 00 Tributary Water Quality Tributary Shapefile ID Calculation Tributary Within Segment Edit Tributary Name and Tributary Baseflow Edit Tributary Parameters Create Bathtub Input File Bathtub Visualization Modifieds ampleloce Lak esegments shp C FE
10. GIS 3 3 Edit Theme IA Surface M zen Bathtub 8 WHS AEG fevers GEIS s Ud JAA TIZ EEG Sede i Calculate S egment Water Quality Tributary Water Quality Tributary Shapefile ID Calculation Tributary Within Segment Edit Tributary Name and Type Tributary Baseflow Edit Tributary Parameters Create Bathtub Input File Bathtub Visualization z OO Bt o D ata Modifieds amplelocz Lakesegments shp Figure 30 Interface with Tributary Baseflow menu item highlighted The Tributary and Baseflow Table dialog will open up Figure 31 The dialog asks for the tributary water quality table created in Chapter 4 1 and updated in Chapter 4 3 It also needs a baseflow table that contains field measured base flow water quality An example of the baseflow water quality table is shown Figure 32 The Site Organicn Totaln PO4 and Totalp field in the table stores the name organic total POs and total P of the base flow respectively 20 GIS Extension for BATHTUB 2 Tributary and Baseflow Table X Enter the tributary water quality table gt Enter the baseflow table 7 Browse DK Figure 31 Dialog with Tributary and Baseflow inputs 49 an dbf Figure 32 Baseflow sample table Once the two tables are specified the Tributary Baseflow dialog Figure
11. Type Tributary Baseflow Edit Tributary Parameters Create Bathtub Input File 3725 5576 5577 7427 L 7428 9278 9279 11130 11131 1298 12982 1483 14533 1665 L No Data Bathtub Visualization Modifieds amplelocz Lakesegments shp Figure 27 Interface with Edit Tributary Name and Type menu item highlighted 2 Tributary Water Quality Table Enter the pathname of the tributary water quality table Browse Select the reach ID shapefile Reaches shp Enter the name of the Tributary selected above m Select the tributary type of the Tributary selected above 01 Monitored Inflow Done Make Change Figure 29 The Edit Tributary Name and Type Dialog 19 GIS Extension for BATHTUB 4 5 Calculating Tributary Baseflow The tributary water quality parameters calculated from the AnnAGNPS event file are event runoff Each tributary also has a base flow associated with it Although base flow water quality 1s typically measured in the field its flow rate is usually estimated from simulated tributary event runoff The Tributary Baseflow tool calculates the base flow rate based on a user specified event runoff percentage It also adds a base flow tributary to the water quality table To use the tool select the Tributary Baseflow menu item Figure 30 or click on its corresponding button ArcView
12. Use the dropdown boxes to select the target period from which tributary water quality parameters will be derived The output table has to be specified too 13 GIS Extension for BATHTUB 2 Tributary Parameters Tributary ID Selectio hald shift to select multiple points Enter the path and name of the tributary water quality table Cancel Browse Figure 19 Dialog showing the selection of reaches and simulated period Because of the large size of the AnnAGNPS event output file calculating all of the water quality parameters for the selected reaches from the file may take some time A progress bar which informs how far along the process is appears at the bottom of the ArcView platform Based upon the selected period the tool scales the water quality parameters to a yearly basis which is recommended by the BATHTUB model of the water quality parameters are written to the output table specified in Figure 19 Figure 20 is an example of the output table 2 Tributary Water Quality Ave Ave 33 4 3455 4423 750 0336 203 4615 11 7481 0 0000
13. cursor will change to a finger when within the map window To define segment connectivity click inside a segment which will become highlighted and then click inside another segment into which the first segment flows Figure 8 shows the highlighted segment after the first click connectivity for the segment that flows out of the lake is defined by default inl x VAR REI FEES Edit Iheme Analysis Surface Graphics Window Bathtub SRRA E Figure 8 Segment Connectivity tool with the from segment highlighted At this point segment morphometric calculation is completed Segment morphometric parameters are saved in the segment morphology table Figure 5 The next step is to calculate segment water quality parameters from water samples GIS Extension for BATHTUB 3 2 Calculating Segment Water Quality Parameters Tools in this section calculate segment water quality parameters based on water samples taken within the lake Water samples may be taken at different locations and depths within a lake and on different dates BATHTUB model requires segment water quality above what is called Mixed Layer Depth MLD which reflects a significant vertical water temperature change in the lake The Water Sample Processing tool calculates a MLD for each sampling location and date The MLDs are then used to calculate the average water quality at each sample point for all the dates The
14. ee dee 27 ii Figure 43 The BATHTUB Profile Visualization dialog eese 27 Figure 44 Visualization of simulated turbidity in BATHTUB profile output file 28 ACKNOWLEDGEMENT The BATHTUB ArcView 3 x extension GeoBathtub is programmed by Matt Harman graduate student of the Department of Geography under the guidance of Dr Xingong Li of the Department of Geography and Dr Steven Wang of the Kansas Biological Survey University of Kansas Special thanks are given to Drs Edward Martinko Frank deNoyelles Jr and Donald Huggins and research assistant Jude Kastens of the Kansas Biological Survey for their kind support in the development of this BATHTUB GIS interface This project 15 funded by the U S Environmental Protection Agency with award number X 99797001 0 to the University of Kansas Center for Research and a partly assistance from the general fund of the Kansas Biological Survey 1V GIS Extension for BATHTUB 1 INTRODUCTION Unlike natural lakes reservoirs are relatively new and complex aquatic ecosystems that are constructed by the human with a life span of approximately 100 200 years deNoyelles et al 2003 Mankin et al 2003 In general there are a number of significant differences exist between reservoirs and natural lakes First construction of a reservoir greatly disturbs the abiotic and biotic environment Second reservoirs tend to have relatively la
15. segment water quality tool first averages all the averaged sample water quality inside a segment and then assigns the average values to the segment 3 2 1 Water sample processing The Water Sample Processing menu item Figure 9 or the button um can be used to calculate MLD and to average water quality at each sample point for all dates arc iew GIS 3 3 101 x Edit View Theme Analysis Surface Graphics Window Help E M EEE CECE Aw ria pum ose esee Jo JS 88 Water Sample Process 1g Scale REN 291 434 55 e Calculate Wem Water Quality 4 314 804 83 t BE x Iributary Parameters Tributary Raster Calculation Tributary Within Segment Edit Tributary Name and Type Tributary Baseflow Edit Tributary Parameters Create Bathtub Input File Bathtub Visualization El Figure 9 Interface with the Segment Water Quality menu item highlighted The Water Sample Processing dialog Figure 10 requires several input tables from users The first input table contains water quality information directly measured in the field An example table is shown in Figure 11 This table must have several required fields The Station field holds the unique number for each water sample The Date field holds the date of sampling The Depth field holds the depth at which the measurement is GIS Extension for BATHTUB taken The Temperatur Turbidity and Secchitran fields store th
16. water quality Averaged water quality data has to be associated with segments where sampling points were located sampling point shapefile which stores the location of each water sample is needed This shapefile s attribute table must contain the Sid field which stores the unique ID number for each water sample The Calculate Segment Water Quality tool selects all the points inside a segment and then averages the water quality measurements at those points and assigns the average to the segment The tool can be accessed by clicking the Sample Points Within Segments menu item Figure 13 or the button ps for multiple sampling points in a segment x Edit Theme Analysis Surface Graphics Window Help 2 Ec ALIKI FES Pcl ltl Jess Water Sample Processing FEES ame vH 299 568 49 NOI 7 sperm Castine Woe eee Scale 11 451515810 7 Modifieds amplelocz Tributary Shapefile ID Calculation Tributary Within Segment v Edit Tributary Name and Tributary Baseflow Edit Tributary Parameters Create Bathtub Input File Bathtub Visualization og mm Figure 13 Interface with the Calculate Segment Water Quality menu item highlighted 10 GIS Extension for BATHTUB After activate the tool the Calculate Segment Water Quality dialog appears asks for several user inputs Figure 14 The processed water sample table crea
17. D Shapefile tool ArcView GIS 3 3 Ji A 1 29050653 D Scale 1 451422784 Edit Iheme Analysis Surface Graphics Window Help Bathtub 11131 1288 12982 1483 14833 1668 No D ata L No D ata Modifieds ampleloce Lak esegments shp Em Eu Bu Figure 23 The newly created reach ID shapefile highlighted in red 4 3 Tributary within Segments The reach ID shapefile 15 used to establish the linkage between tributaries reaches in AnnAGNPS terminology and segments The Tributary within Segment tool determines within which segments the tributaries fall The tool takes the vectorized reach IDs and determines which tributaries are contained in the segments The tool can be accessed by selecting the Tributary within Segments Figure 24 or by clicking the button 16 GIS Extension for BATHTUB ArcView GIS 3 3 Edit View Theme Analysis Surface Graphics Window E a ea 4 5 88 Water Sample Processing i Calculate Segment Water Quality DERE 4 ib 93 18 Li MEIE Tributary Water Quality Tributary Shapefile ID Calculation Tributary Within Segment Edit Tributary Name and Type Tributary Baseflow Edit Tributary Parameters Create Bathtub Input File Bathtub Visualization Modifie ds amplelocz Lakesegments shp mas
18. E Figure 34 Interface with Edit Tributary Parameters menu item highlighted In the Tributary Table dialog Figure 35 enter the tributary water quality table that has been created and updated in the previous chapters sections Upon clicking OK button the Edit Tributary Table dialog will open This dialog Figure 36 requires three inputs a tributary ID chosen from the first dropdown list box a Field in the table to edit chosen from the second drop down list box and a new value for the selected field This process can be run multiple times until all necessary changes are made Clicking on the Done button will close the dialog 2 Tributary Table X Enter the tributary water quality table Browse Figure 35 Tributary Table dialog 22 GIS Extension for BATHTUB 2 Edit Tributary Table Deer Creek Ave ntatal Ct ZW SSS _ Update the Vue Figure 36 The Edit Tributary Table dialog 23 GIS Extension for BATHTUB 5 GENERATING BATHTUB PROJECT FILE When the calculation of segment and tributary parameters is accomplished the next step is to generate the project file for BATHTUB This step takes the segment morphology and segment water quality tables created in Chapter 3 and the tributary water quality table created and updated in Chapter 4 as inputs It writes an output text file for BATHTUB The tool can be accessed by selecting the Create Bathtub Input File menu item Figure 37 or b
19. J KANSAS BIOLOGICAL SURVEY GIS EXTENSION FOR BATHTUB ARCVIEW INTERFACE USERS MANUAL KBS PUBLICATION NO 122 JANUARY 2005 GIS EXTENSION FOR BATHTUB ARCVIEW INTERFACE USERS MANUAL KBS PUBLICATION NO 122 JANUARY 2005 CENTRAL PLAINS CENTER FOR BIOASSESSMENT KANSAS BIOLOGICAL SURVEY AND DEPARTMENT OF GEOGRAPHY UNIVERSITY OF KANSAS AND U S ENVIRONMENTAL PROTECTION AGENCY REGION VII Table of Contents Chapter Title Page 1 INIRODUCITIQN 1 2 5 LOADING THE EXTENSION si niaaa 2 3 CALCULATING LAKE SEGMENT 5 4 3 1 Calculating Segment Morphometric Parameters 4 D MOFDhOlOSY A LU ed 4 2525 LPN daten Utrum dx ats 6 2d 9 C OntecttVity 1001 ebd dee 6 3 2 Calculating Segment Water Quality 8 22215 Water Sample PrOCESSIN decken dau Sede unidas 8 3 2 25 Calculating seoment water quality icio sit oa iba tenia d tL SL E Ode o ut 10 4 CALCULATING LAKE TRIBUTARY PARAMETERS eee 12 4 1 Obtaining Tributary Water Quality Parameters from AnnAGNPS Output 12 4 2 Creating Reach ID 5
20. and length 3 1 1 Segment Morphology tool The first step in creating Bathtub input file is to calculate morphometric information from the lake segment shapefile At this point the lake segment shapefile should be added to ArcView The segment shapefile must have an attribute table that contains at least two fields SID and SName The SID field stores the unique number assigned to each segment while the SName field stores segment names calculate segment morphology select either the Segment Morphology menu item under the Bathtub menu BEL Figure 3 or click on the Segment Morphology button GIS Extension for BATHTUB Q Arc iew GIS 3 3 x Edit Theme Analysis Surface Graphics Window Help Je JA Ml a JEA 6 m 290 542 21 431 434336 1 BE E Water Sample Processing Calculate Segment Water Quali Tributary Parameters Lakes egments shp Tributary Raster Calculation Tributary Within Segment Edit Tributary Name and Type Tributary Baseflow Edit Tributary Parameters Create Bathtub Input File Bathtub Visualization Em Eius Figure 3 ArcView platform with Segment Morphology menu item highlighted A dialog box will open Figure 4 and asks for the segment shapefile and the path as well as the name of segment morphology output table The segment shapefile can be selected from the drop down list that includes onl
21. ch connected tributary requires several water quality parameters Tributary water quality can be either measured the field or modeled using water quality models such as AnnAGNPS This Chapter discusses the tools available in the GeoBathtub extension to process AnnAGNPS outputs and determine segment tributary connectivity 4 1 Obtaining Tributary Water Quality Parameters from AnnAGNPS Output The Tributary Water Quality from AnnAGNPS tool processes the event output file from AnnAGNPS version 2 2 It finds all the reaches and the simulated period in an AnnAGNPS event output file A user can select one or several reaches and a time period to calculate water quality parameters for the selected reaches To use the tool select the Tributary Water Quality menu item Figure 16 or click the button 8 ArcView GIS 3 3 Jess logy sees Scale yt d 4 Vi Water Sample Pro Calculate Segment Water Quality Tributary Water Quality Modifieds ampleloce 2 Tributary Shapefile ID Calculation p Tributary Within Segment V Lakesegments shp Edit Tributary Name and Iype Tributary Baseflow Edit Tributary Parameters Create Bathtub Input File Bathtub Visualization Figure 16 Interface with Tributary Water Quality from AnnAGNPS menu item highlighted The AnnAGNPS Event Output File dialog asks for the AnnAGNPS event output file that contains all the reaches simulated in the model Figure 17 The AnnAGNPS
22. e temperature turbidity and Sechhi depth measurement respectively The Depth and Temperatur fields are used to calculate MLDs for each sampling point and date A temperature difference threshold value is needed to determine significant temperature change while calculating MLDs The second table requires an input table of water quality measurements obtained through the analysis of water samples in laboratory An example table is shown in Figure 12 This table must have several required fields too The Sampleid field stores the unique water sample ID The Date and Depth fields are the same as the first input table The Ntotal 4 Ptotal Organicp and Chlorophyll fields store total organic total P organic P and chlorophyll measurement respectively The path and name of the output table which contains the averaged water quality for each sample point and date need to be specified in the dialog 22 Water Quality Attribute Calculation Enter the field water quality table Browse Temp Difference 1 Enter the laboratory water quality table Browse Enter the path and name of the sample water quality table Browse Cancel Figure 10 Dialog used to calculate water quality for each sampling location 22 field horiba dbf es Det ae ee 20020507
23. ent Morphology 6 Dialog when the Segment Length tool is selected 6 Dialog when the Segment Connectivity tool is selected 7 Segment Connectivity tool with the from segment highlighted 7 Interface with the Segment Water Quality menu item highlighted 8 Dialog used to calculate water quality for each sampling location 9 On site water quality 9 Laboratory water quality tete au v a Eo Mea 10 Interface with the Calculate Segment Water Quality menu item highlighted 10 Dialog with the Calculate Segment Water Quality tool 11 Segment water quality table calculated from water samples 11 Interface with Tributary Water Quality from AnnAGNPS menu item 4545 12 AnnAGNPS Event Output File 1 13 ANHA GAPS Out DUL TIO eet e E IS RICE 13 Dialog showing the selection of reaches and simulated period 14 Output from the Tributary Water Quality from AnnAGNPS tool 14 Interface with Tributary ID Calculation menu item highlighted 15 Dialog with the Create Reach ID Shapefile tool 16 The newly created reach ID shapefile high
24. event output file contains header information and is organized by reach ID as shown in Figure 18 12 GIS Extension for BATHTUB 22 Ann4GNPS Event Output File Enter the 4nn4GPS event output file Browse Figure 17 AnnAGNPS Event Output File dialog i Runoff new Notepad File Edit View Help AnnAGNPS output Processor wv2 02 a AnnAGMPS 2 22 Event File 1 county Clinton Lake watershed Simulation Period output 15 in English units Format 1 11995 12 312002 Event File MONTHLY OUTPUT SORTED BY REACH Date Reach ID Month Year Up Down Rainfall ac Tt 4 Jan 1995 up 230 750 Down 230 780 Feb 1995 Up 207 740 Down 740 other Applied Water ac Tt 700 785 790 552 460 052 450 Figure 18 AnnAGNPS output file Runoff Volume ac ft 320 115 320 115 Js2 1857 232 OF x 10 08 2C Peak Fl cts 270 8E 268 65 217 1l6 1 Once the AnnAGNPS event file is specified the Tributary Water Quality from AnnAGNPS dialog box opens up Figure 19 The list box on the left lists all the reach IDs found in the AnnAGNPS event file Users can select one or multiple reaches from the list If multiple reaches are desired simply hold down the Shift key while clicking the ID numbers The From Date and To Date list boxes on the left provide the simulated period found in the AnnAGNPS event file
25. gure 6 will be open and promptly asks for the path and name of the table in which the Length field is defined and will be updated 2 Segment Length Enter the segment morphology table Browse OF Figure 6 Dialog when the Segment Length tool is selected Once the table is specified and the OK button is clicked the cursor will change to a crosshair while within the map window To define segment length start at one end of a segment and click along its approximate flow path Once the end of the segment has been reached double click to end the line The flow path line will flash and then disappears The length of the flow path 15 calculated and the length of the segment that contains the flow path will be updated the specified table 3 1 3 Segment Connectivity tool Segment connectivity represents the water flow between segments Again the user must have the knowledge of how the water flows in a lake to ensure proper hydrologic connectivity To use the tool click on the 8 button Similar to the Segment Length tool this will bring up a dialog box Figure 7 which will ask for the path and name of the table in which the flow to field 1s defined and will be updated GIS Extension for BATHTUB 22 Segment Connectivity X Enter the segment morphology table Browse Figure 7 Dialog when the Segment Connectivity tool is selected Once the table 15 specified and the OK button 1s clicked the
26. h Create Bathtub Input Text File inputs At this point BATHTUB can be opened and the newly created btb file can be read An example BATHTUB project file is shown in Figure 39 testbathtub Notepad File Edit Format View Help Figure 39 An example BATHTUB project file 25 4 ORTHO 15 5 5 INORGANIC M 500 5 5 segments 1 Deer 3 1 2 106 0 92930 2 98053 1 7500 0 3488 0 0000 0 3 5091 26 78 1 CONSERVATIVE SUBST 0 0 l TOTAL 0 0 1 TOTAL 0 0 1 CONSERVATIVE SUB 0 0000 0 Q000 1 0 1 TOTAL P MaMa 105 7738 0 2840 1 0 1 TOTAL MaMa 784 B000 0 2674 1 0 1 CHL A MaMa 18 0538 0 5932 1 0 1 SECCHI M 0 2733 0 3136 1 0 1 ORGANIC M Ma M3 597 7000 0 18509 1 0 1 TP ORTHO P 3 15 2382 0 8808 1 0 1 HOD v Ma Ms DAY O 0000 0 0000 1 0 4 ini x GIS Extension for BATHTUB 6 VISUALIZING BATHTUB OUTPUTS After running a project file the BATHTUB model will create an Excel workbook that contains several worksheets storing the modeling results for the segments The last function that the BATHTUB extension provides is to visualize the profile output from BATHTUB runs The Profile worksheet must be saved as a text file before it can be visualized in ArcView To access the BATHTUB Visualization tool select the Bathtub Visualization menu item Figure 40 or click on the corresponding button A Bathtub Profile dialog will open up asking for the
27. is an empirical model designed to assess eutrophication for morphometrically complex reservoirs Walker 1996 Major advantages of BATHTUB over other models in the Midwest are 1 its use of simple steady state calculations to address eutrophication processes which reduces data demands greatly and 2 the windy relatively flat agricultural landscape of the Central Plains creates well mixed and turbid lentic waterbodies O Brien 1975 Randtke and deNoyelles 1985 thus rendering the comparatively simple BATHTUB model as more appropriate to use than the more complex two or three dimensional models Cole and Buchak 1995 Though BATHTUB 15 an effective tool for reservoir water quality assessment data preparation and modeling procedures make its application tedious and time consuming Therefore automation of the data preparation and processing becomes necessary ArcView BATHTUB extension GeoBathtub is a user friendly tool developed to assist modelers and decision makers to conduct easier effective reservoir water quality assessments The extension assists users to extract required segment and tributary data from field water samples and AnnAGNPS modeling outputs generates BATHTUB project file and visualizes BATHTUB modeling results This manual documents the functionality of the BATHTUB extension GIS Extension for BATHTUB 2 LOADING THE EXTENSION All ArcView extensions have the avx file extension and are located under ArcView extensio
28. lighted in red 16 Interface with Tributary within Segment menu item highlighted 17 Tributary within Segments dialog eese 17 An example of AnnAGNPS reach 18 Interface with Edit Tributary Name and Type menu item highlighted 19 Dialog with tributary water quality input 19 The Edit Tributary Name and Type 1 19 Interface with Tributary Baseflow menu item highlighted 20 Dialog with Tributary and Baseflow inputs 224 21 sample table senpre a DELE 21 The Tributary Baseflow dialog sese 21 Interface with Edit Tributary Parameters menu item highlighted 22 Pripiitary Lable calop ieu ioo a t EE rU e Etpa de 22 The Edit Tributary Table dialog ete aerate VER es 23 Interface with Create Bathtub Input File menu item highlighted 24 Dialog with Create Bathtub Input Text File inputs 25 An example BATHTUB project file 25 Interface with BATHTUB Visualization menu item highlighted 26 The BATHTUB Profile potere em tanto uva Ll baee over es 26 BA TIVE profile output text oi aide bed
29. n folder EXT32 which is under your ArcView installation folder A typical default ArcView installation folder is GIS30NARCVIEW The Bathtub ArcView extension is called GeoBathtub avx To use the extension it needs to be copied to the EXT32 folder Once the extension is in the EXT32 folder then open View version 3 3 GIS program Click on File menu and then click on Extensions Figure 1 shows the Extensions dialog with the GeoBathtub extension checked Because the GeoBathtub extension uses some functions of the Spatial Analyst extension the Spatial Analyst extension will be automatically added while the GeoBathtub extension 15 loading 22 Extensions Available Extensions _ Database Access _ Dialog Designer Cancel _ Digtizer _ Geoprocessing Reset Graticules and Measured Grids Make Default Image Analysis About Extension for creating Bath Tub Input File Figure 1 ArcView extensions GIS Extension for BATHTUB After loading the GeoBathtub extension a menu bar and several buttons will appear on standard ArcView platform Figure 2 shows what the ArcView platform will look like after the GeoBathtub extension has been loaded The Bathtub menu serves as an alternate means to accessing the functionality in the extension The first row of buttons provides several dialog boxes to manipulate BATHTUB data while the bottom two tools on the tool bar allow user to interact with the da
30. n the Tributary Shapefile ID Calculation menu option Figure 21 or click the button 2 ArcView GIS 3 3 Edit Theme Analysis Surfac Bathtub i 2 8 LIS coun DESI SHADE Calculate aoe Quality Tributary Water Quality Tributary Shapefile ID Calculation Tributary Within Segment Edit Tributary Name and Tributary Baseflow Edit Tributary Parameters Create Bathtub Input File Bathtub Visualization m C D ata Modifieds amplelocz Lakesegments shp Figure 21 Interface with Tributary ID Calculation menu item highlighted The Create Reach ID Shapefile dialog asks for two raster layers and the path and name of the reach ID shapefile that will be created Figure 22 The first dropdown box asks for the watershed stream order raster layer The second dropdown box asks for the watershed raster layer The textbox at the bottom asks for the path and name of the output reach ID shapefile Once the OK button is clicked the reach ID shapefile is created and added to the ArcView project as shown in the red highlight box in Figure 23 15 GIS Extension for BATHTUB 2 Create Reach ID Shapefile Select the stream network order raster Select the sub watershed raster S ubwta Enter the name of the reach shapefile Browse Cancel Figure 22 Dialog with the Create Reach I
31. path and name of the profile output text file from BATHTUB Figure 41 The BATHTUB profile output file contains a header segment number and name and simulated segment water quality as shown in Figure 42 ArcView GIS 3 3 Edit Yiew Theme Analysis Surface Graphics Window Help IB cz ENSIS WIN PUBL k aree pes 7 e ep TE Seale 11 Calculate Segment Water Quality Tributary Water Quality Tributary Shapefile ID Calculation Tributary Within Segment Edit Tributary Name and Tributary Baseflow Edit Tributary Parameters Create Bathtub Input File Bathtub Visualization ZORUN o a Id lt a a 3 2 Lak ese gments shp Co Figure 40 Interface with BATHTUB Visualization menu item highlighted 22 BathTub Profile Output x Enter the Bathtub profile output File Browse Figure 41 The BATHTUB Profile Output 26 GIS Extension for BATHTUB bathtub lake all Notepad l E x File Edit Format View Help Segment Upper wakarusa 2 deer creek 3 lower wakarusa 4 rock creek 5 basin ean Area wtd mean PREDICTED CONCENTRATIONS variable segment gt 1 2 3 4 5 TOTAL P MG SMS 8 91 3 58 2 61 2 40 6 TOTAL MG Ms 978 6 381 6 345 6 498 C NUTRIENT 3 33 8 28 4 28 1 m 4 Figure 42 BATHTUB profile output text file
32. rge contributing watersheds Coupled these two factors create a highly unstable aquatic environment As a result watershed conditions and stressors greatly influence the artificial ecosystems associated with reservoirs This 1 turn directly affects reservoir health and stability e g nutrient enrichment and sedimentation With passage of the Clean Water Act of 1972 and Safe Drinking Water Act of 1974 nonpoint sources are the single largest remaining source of reservoir water quality impairments in the Central Plains of the United States Excess nutrients and siltation both of which result from intensive agricultural activities contribute most to eutrophication According to the National Water Quality Report to Congress 50 of assessed U S lakes and a higher percentage of reservoirs in the Midwest were considered eutrophic USEPA 2000 Kansas 193 of the 240 publicly owned reservoirs evaluated were eutrophic and frequently showed symptoms of eutrophication including nuisance algal blooms reduced water transparency and depleted levels of hypolimnetic dissolved oxygen To predict eutrophication and derive nutrient criteria for lake management a variety of modeling tools have been used to evaluate in lake trophic conditions and estimate loading from a watershed Of which BATHTUB has proven to be an effective tool for water quality assessment and management Ernst et al 1994 and been used in many states e g MN SD KS BATHTUB
33. subarea data MISSION CREEK WATERSHED OREGON Code 1 200 amp 500 Code 2 26 amp 200 Using default values for Ls factor parameters 104100 code 4 10 contributing Lac R cell s ID Source Left WATERSHED OLITLE nane fe nane a2 4 2 a nane Ae fe Bl Figure 26 example of AnnAGNPS reach file 4 4 Editing Tributary Name and Type The Edit Tributary Name and Type tool is used to edit tributary name and type The tool can be accessed through the Edit Tributary Name and Type menu item Figure 27 or the button Upon accessing this tool the tributary water quality table will be needed as well as the newly created reach ID shapefile Figure 28 In the Edit Tributary Name and Type dialog Figure 29 users can select a tributary by its ID enter a new name and choose one of the BATHTUB tributary types Upon selected a tributary ID from the dropdown list box the coinciding tributary arc will be highlighted in the ArcView map This will assist in naming each of the tributaries 18 GIS Extension for BATHTUB 2 ArcView GIS 3 3 Edit Yiew Theme Analysis Surface Graphics Window Help 9 Es sg a 5 ater ample rocessing i 289 431 93 b f Calculate Segment Water Quality oi 4 314 837 32 ri X Tributary Shapefile ID Calculation Tributary Within Segment Edit Tributary Name and
34. ta 2 Arc iew GIS 3 3 inl x Edit Theme Analysis Surface Graphics Window Help Bathtub t Js Pe LIAL eel eel 0 Seale 1 Figure 2 ArcView platform after loading the GeoBathtub extension GIS Extension for BATHTUB 3 CALCULATING LAKE SEGMENT PARAMETERS BATHTUB divides a complex lake into several connected segments Two types of segment parameters are needed in BATHTUB model The first set of parameters includes segment morphometric measurements such as segment area and length while the second group of parameters requires water quality measurements in the segments To calculate segment parameters segment and sampling location shapefiles are needed along with the two water quality tables One table holds temperature depth information measured in the field while the other holds water quality measurements analyzed in laboratory The outputs of segment processing are two tables one stores segment morphometric data while the other contains segment water quality variables 3 1 Calculating Segment Morphometric Parameters Three tools segment morphology segment length and segment connectivity could be used to calculate segment morphometric parameters The segment morphology tool creates a table and populates it with basic segment attributes such as segment surface area ID name and group number The connectivity and length tool allow a user to interactively define segment connectivity
35. ted by the Water Sample Processing tool needs to be specified first The next two inputs segment and water sample shapefile are selected from dropdown list boxes The output table that contains segment water quality calculated from the water samples has to be specified Figure 15 show an example segment water quality table calculated from water samples 22 Calculate Segment Water Quality X Enter the water sample table Select the lake segment shapefile L akesegments shp Select the water sample shapefile Modifiedsamplelacation shp Enter the path and name of the segment water quality table Browse Cancel Figure 14 Dialog with the Calculate Segment Water Quality tool Segment Water Quality Avg NTotal PTatal Chlorophyll _ TE f 123000 EE 1 D 513 3000 5 EE B25 000 ee 127827 189638 0 614 5000 Fw E ss 4139000 D ene 102333 43440007 488 7000 37 9448 7 2870 337 4000 N Figure 15 Segment water quality table calculated from water samples At this point the calculation of segment parameters required by the BATHTUB model 15 accomplished The next step 15 to prepare the tributary inputs for the BATHTUB model 11 GIS Extension for BATHTUB 4 CALCULATING LAKE TRIBUTARY PARAMETERS Each segment in the BATHTUB model can be connected to one or several tributaries Ea
36. y clicking its corresponding button 2 ArcView GIS 3 3 Edit View Theme Analy Graphics Window Help 9 i 2 es ALIZ DBEB sree EE T VE ater Sample Processing ON eI GWE vel ITI gt gt Calculate Segment Water Quality iussi 4 Tributary Water Quality Tributary Shapefile ID Calculation Tributary Within Segment Edit Tributary Name and Tributary Baseflow Edit Tributary Parameters Create Bathtub Input File Bathtub Visualization tono GU toe cono C oza Modifieds ampleloce Lakesegments shp EE Figure 37 Interface with Create Bathtub Input File menu item highlighted The Create Bathtub Project File dialog will open and ask for several inputs Figure 3 The first two textboxes ask for the segment morphology and segment water quality table The third textbox asks for the tributary water quality table The last one asks for the path and name of the output BATHTUB project file The output file will by default have the btb extension as this 1s the file extension that BATHTUB model accepts 24 GIS Extension for BATHTUB 2 Create Bathtub Input Text File Enter the segment morphology table Browse Enter the water quality sample table Browse Enter the tributary parameters table Browse Enter the path and name of the Bathtub input text file Browse 2 Figure 38 Dialog wit
37. y polygon shapefiles The output table name can either be typed directly into the box or the Browse button can be clicked to navigate to a specific location The default name for the output table is segmorph dbf Once the segment shapefile and the output table have been specified click the OK button Segment Morphology x Select the lake segment shapefile Enter the path and name of the segment morphology table Browse Cancel Figure 4 Dialog with Segment Morphology inputs A new table is created Figure 5 and will be added into the current ArcView project The table contains basic information ID name group number and surface area for the GIS Extension for BATHTUB segments The Length and OutflowSegmentID fields in the table can be populated by the segment length and connectivity tool Morphology Segment ame Length QutthwSeqmentlD M NENNEN 2106 00000 0 5 1 NM L7 77 ee 7 057 GOON Oo sgo 3 Manbasin s ME 10437 0 0000 0 A Peek NAME 4552 Dee s Ms 058 im 4 F Figure 5 Table created by the Segment Morphology tool 3 1 2 Segment Length tool The Segment Length tool allows a user to interactively define the length of each segment This process requires that the user is knowledgeable of the approximate flow path in a segment To use the tool click the Segment Length button el A dialog box Fi

geographical information system interface

Contents

Download Pdf Manuals

Related Search

Related Contents