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MGS FLOOD <br />PROJECT REPORT <br />Program Version: MGSFlood 4.46 <br />Program License Number: 200410007 <br />Project Simulation Performed on: 12/13/2018 8:27 AM <br />Report Generation Date: 12/13/2018 8:28 AM <br />Input File Name: EX vs POST.fld <br />Project Name: Evergreen Library <br />Analysis Title: EX vs POST <br />Comments: Compares runoff from the existing condition to the predeveloped condition <br />PRECIPITATION INPUT <br />Computational Time Step (Minutes): 15 <br />Extended Precipitation Time Series Selected <br />Climatic Region Number: 15 <br />Full Period of Record Available used for Routing <br />Precipitation Station : 96004005 Puget East 40 in_5min 10/01/1939-10/01/2097 <br />Evaporation Station 961040 Puget East 40 in MAP <br />Evaporation Scale Factor 0.750 <br />HSPF Parameter Region Number: 1 <br />HSPF Parameter Region Name : USGS Default <br />Default HSPF Parameters Used (Not Modified by User) *************** <br />********************** WATERSHED DEFINITION *********************** <br />Predevelopment/Post Development Tributary Area Summary <br />Predeveloped Post Developed <br />Total Subbasin Area (acres) 2.018 2.018 <br />Area of Links that Include Precip/Evap (acres) 0.000 0.000 <br />Total (acres) 2.018 2.018 <br />----------------------SCENARIO: PREDEVELOPED <br />Number of Subbasins: 1 <br />---------- Subbasin: EXTISTING-------- <br />------- Area (Acres) <br />Till Grass 0.723 <br />Impervious 1.295 <br />Subbasin Total 2.018 <br />