Complete Table C3 and Table C4 to identify Type Self-Retaining Areas and Type Areas Draining to ‘B’ ‘C’ Self-Retaining Areas. Type Self-Retaining Areas ‘B’, Type DMAs that are draining to the Self-Retaining ‘C’ Self-Retaining Area Area Storm Area (square Depth [C] from Table Required Retention Depth feet) (inches) C4= (inches) DMA Post-project [A] [B] [C] [D] = Name/ ID surface type DMA Name / ID Table Type Areas that Drain to Self-Retaining Areas ‘C’, DMA Receiving Self-Retaining DMA ID feet) type Area Area (square Runoff Name/ factor Product feet) Ratio (square Post-project surface DMA [A] [B] [C] = [A] x [B] [D] [C]/[D] DMA name /ID Note: (See Section 3.3 of SMR WQMP) Ensure that partially pervious areas draining to a Self-Retaining area do not exceed the following ratio: (Tributary Area: Self-Retaining Area)
Complete Table C3 and Table C4 to identify Type ‘B’ Self-Retaining Areas and Type ‘C’ Areas Draining to Self-Retaining Areas. Type ‘B’, Self-Retaining Areas Self-Retaining Area Type ‘C’ DMAs that are draining to the Self-Retaining Area DMA Name/ ID Post-project surface type Area (square feet) Storm Depth (inches) DMA Name / ID [C] from Table C4= Required Retention Depth (inches) [A] [B] [C] [D] = Table Type ‘C’, Areas that Drain to Self-Retaining Areas DMA Receiving Self-Retaining DMA DMA Name/ ID Area (square feet) Post-project surface type Runoff factor Product DMA name /ID Area (square feet) Ratio [A] [B] [C] = [A] x [B] [D] [C]/[D] Note: (See Section 3.3 of SMR WQMP) Ensure that partially pervious areas draining to a Self-Retaining area do not exceed the following ratio: (Tributary Area: Self-Retaining Area)
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