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Existing Site Hydrology <br /> Total Site Area: 0.02 ac (Area of disturbance only) <br /> Hydrologic Soils Group C (Till) <br /> Impervious Area: 0.00 ac <br /> Pervious Area 0.02 ac (lawn) <br /> Existing Condition Event Output: WWHM <br /> Peak Flow (cfs) Area (ac) <br /> 2-yr current 0.002 0.02 <br /> 10-yr current 0.004 0.02 <br /> 100-yr current 0.010 0.02 <br /> Developed Site Hydrology <br /> Developed Area: 0.02 ac <br /> Hydrologic Soils Group C (Till) <br /> Impervious Area: 0.00 ac <br /> Pervious Area 0.02 ac (lawn) <br /> Developed Condition Event Output: WWHM3 <br /> Peak Flow (cfs) Area (ac) <br /> 2-yr mitigated 0.002 0.02 <br /> 10-yr mitigated 0.004 0.02 <br /> 100-yr mitigated 0.010 0.02 <br /> As shown in the tables above, this project proposes matching site runoff in the 2 through <br /> 100-year storm events. Therefore, the flow control performance standard has been met. <br /> City of Everett <br /> EVERETT Reviewed for Permit 11/18/2021 <br /> Bedle Garage 21-0421 <br /> November 2021 Page 12 <br />