Each of the ten MassDEP Stormwater Management Policy ...

Rv= [(0.6 inches/12 inches/foot)][(0.75 acre)(43,560 square feet/acre)] Rv =1,633.5 cubic feet or 60.5 cubic yards. The amount of precipitation is determined iteratively by developing a hydrograph that generates the 1,633.5 cubic feet, the Required Recharge Volume, during the peak two hours of the storm. ................
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