Observations | Missing | PVC | Fiber Glass | Stainless Steel | Steel | |
Casing Material | 157 | 47 | 18 | 3 | 14 | 122 |
Active | 67 | 8 | 5 | 0 | 7 | 55 |
Inactive | 45 | 10 | 7 | 2 | 1 | 35 |
Test/Study | 45 | 29 | 6 | 1 | 6 | 32 |
% Success of Non-Testing/Study Sites | 42% | 0% | 88% | 61% |