DRASTIC Index (Id) | Degree of vulnerability |
23 to 84 (0% to 30%) | Very low |
85 to 114 (31% to 45%) | Low |
115 to 145 (46% to 60%) | Medium |
146 to 175 (61% to 75%) | High |
176 to 226 (76% to 100%) | Very high |