General Information.
PERC Rate (minutes/inch) | Lot Area Increment (square feet) | Permeability Rate (in/hr) | |||||
|---|---|---|---|---|---|---|---|
Depth to SHWT (feet) | |||||||
6 | 5 | 4 | 3 | 2 | 1 | ||
Up to 30 | 0 | 21,800 | 43,560 (1 acre) | 65,300 | 87,000 | N/A | 2 |
30-35 | 7,260 | 29,060 | 50,800 | 72,500 | N/A | 2.0-1.4 | |
35-40 | 14,520 | 36,320 | 58,000 | 80,000 | N/A | 1.4-1.0 | |
40-45 | 21,780 | 43,560 (1 acre) | 65,300 | 87,000 | N/A | 1.0-0.6 | |
45-50 | 29,000 | 50,800 | 72,500 | N/A | 0.6-0.4 | ||
50-55 | 36,300 | 58,000 | 80,000 | N/A | 0.4-0.3 | ||
55-60 | 43,560 | 63,300 | 87,000 | N/A | 0.3-0.2 | ||
General Information.
PERC Rate (minutes/inch) | Lot Area Increment (square feet) | Permeability Rate (in/hr) | |||||
|---|---|---|---|---|---|---|---|
Depth to SHWT (feet) | |||||||
6 | 5 | 4 | 3 | 2 | 1 | ||
Up to 30 | 0 | 21,800 | 43,560 (1 acre) | 65,300 | 87,000 | N/A | 2 |
30-35 | 7,260 | 29,060 | 50,800 | 72,500 | N/A | 2.0-1.4 | |
35-40 | 14,520 | 36,320 | 58,000 | 80,000 | N/A | 1.4-1.0 | |
40-45 | 21,780 | 43,560 (1 acre) | 65,300 | 87,000 | N/A | 1.0-0.6 | |
45-50 | 29,000 | 50,800 | 72,500 | N/A | 0.6-0.4 | ||
50-55 | 36,300 | 58,000 | 80,000 | N/A | 0.4-0.3 | ||
55-60 | 43,560 | 63,300 | 87,000 | N/A | 0.3-0.2 | ||