Level | 1 | 2 | 3 | 4 | 5 |
---|---|---|---|---|---|
Score | 0.03–0.49 | 0.50–0.72 | 0.73–1.18 | 1.19–2.08 | 2.09–3.85 |
Decontaminated sites | 0.8% | 1.9% | 6.9% | 19.8% | 8.5% |
Groundwater control zone | 0.0% | 0.0% | 0.3% | 1.1 | 2.2% |
Controlled sites | 0.0% | 1.4% | 8.5% | 22.0% | 8.2% |
Remedial sites | 0.0% | 0.5% | 3.3% | 10.2% | 4.4% |