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3 Oct 2006 WinTR-20 User Guide. 12. October 2006. Chapter 3 Users Overview. The WinTR-20 Watershed Hydrology Model is an NRCS computer 11 Mar 2015 should contact USDA's. TARGET Center at (202) 720-2600 (voice and TDD). WinTR-20 Version 3.10 - User Guide. 2. Revision Date: March 11, 10 Nov 2016 Conservation Service (NRCS) computer application WinTR-20 is expected .. Users may refer to the WinTR-20 User Guide 153 (USDA-NRCS, "The TR-20 program provides a hydrologic analyses of a watershed under present conditions. Output 4) The TR-20 manual is primarily an operating manual for the TR-20 program. As such, it is Also see the NRCS Win-TR-20 web page. 11 May 2007 previously utilized manual TR-55 to estimate a runoff curve number and time of Here, is the Project Identification Data: User ID, Project Description, . To find the runoff volume for this storm, you must go to the WinTR-20 Calibrated Win TR-20 model was validated and simulated to predict the peak runoff rates Hence Figure 2 shows successful validation of the model operation. WinTR-20 model is a storm event surface water hydrologic model applied at a watershed scale. The model assists in hydrologic evaluation of flood events forNRCS Type I, IA, II, III, NM60, NM65, NM70, NM75, or user-defined From Windows Explorer click on “WinTR55.exe”; To begin, select “Start”; To see help hydraulics require a more complex rating, use another method such as NRCS TR-20. Update notes; TR-55 User Manual; email address for the TR-55 Support Team. WinTR-20. Hydrology Model Basic Tutorial. WinTR-20 Hydrology Model Basic Sub-Area and Sub-Area Reach Identifier are user defined alpha-numeric names. . Update notes; WinTR-20 Manual Download; email address for the WinTR20 WinTR-55. Small Watershed Hydrology. WinTR-55 Development Team. 2. Common user-defined; Rainfall Duration 24-hour; Dimensionless Unit Standard peak rate. Hydrograph 484 or user- . Update notes; WinTR-55 User Manual. TR-55