Estimating groundwater vulnerability to nonpoint source - Office of ...
Estimating groundwater vulnerability to nonpoint source - Office of ...
Estimating groundwater vulnerability to nonpoint source - Office of ...
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Table 1 Comparison <strong>of</strong> conventional DRASTIC ratings with observed nitrate detections.Observed Low Moderate High Very HighLow 25 146 138 0Moderate 1 17 63 0High 0 2 18 2Very high 0 2 2 1Table 2 Comparison <strong>of</strong> conventional SEEPAGE ratings with observed nitrate detections.Observed Low Moderate High Very HighLow 9 183 117 0Moderate 2 22 57 0High 0 2 20 0Very high 0 2 3 0Table 3 Comparison <strong>of</strong> modified DRASTIC ratings with observed nitrate detections.Observed Low Moderate High Very HighLow 86 85 138 0Moderate 6 11 63 0High 0 1 20 1Very high 0 2 2 1
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