Depth to groundwater (D) weight: 5 | |||
Range (in meter) | Modified range (in meter) | Rate | |
0 - 1.5 | 0 - 15 | 10 | |
1.5 - 4.7 | 15 - 47 | 9 | |
4.7 - 9.1 | 47 - 91 | 7 | |
9.1 - 15.2 | 91 - 152 | 5 | |
15.2 - 22.8 | 152 - 228 | 3 | |
22.8 - 30.4 | 228 - 304 | 2 | |
> 30.4 | > 304 | 1 | |
Net recharge (R) weight: 4 | |||
Recharge range | Rate | ||
3 - 5 | 1 | ||
5 - 7 | 3 | ||
7 - 9 | 5 | ||
9 - 11 | 8 | ||
11 - 13 | 10 | ||
Aquifer media (A) weight: 3 | |||
Aquifer type | Rate | ||
Massive Shale | 2 | ||
Metamorphic/Igneous | 3 | ||
Weathered Metamorphic/Igneous | 4 | ||
Glacial Till | 5 | ||
Bedded Sandstone, Limestone and Shale Sequences | 6 | ||
Massive Sandstone | 6 | ||
Massive Limestone | 6 | ||
Sand and Gravel | 8 | ||
Basalt | 9 | ||
Fissured or karstic Limestone | 10 | ||
Soil media (S) weight: 2 | |||
Soil media | Rate | ||
Thin or Absent | 10 | ||
Gravel | 10 | ||
Sand | 9 | ||
Peat | 8 | ||
Shrinking and/or Aggregated Clay | 7 | ||
Sandy Loam | 6 | ||