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Calcuate Minimum RRv Required Enter the Soils Data for the site Hydrologic Soil Acres S Group A 55% B 40% C 30% D 2.96 20% Total Area 2.96 Calculate the Minimum RRv S= 0.20 Impervious = 2.96 acres Precipitation 1.00 inches Rv 0.95 Minimum RRv 0.047 af 2047 cf Page 502 of 849