SDCCD SWPPP Template_December 2013

Q = CiA Where Q = runoff flow rate in cubic feet per second (cfs) C = runoff coefficient (unitless) i = design intensity (inches per hour) based on a 10-yr, 6-hr rainfall event. A = site area, in acres. Worksheet 2.1 can be used to calculate run-on from a drainage area using the Rational Method. ................
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