| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| npdes level 2 certification | 1.21 | 0.1 | 9824 | 42 | 27 |
| npdes | 1.59 | 0.3 | 6023 | 4 | 5 |
| level | 0.94 | 0.7 | 1090 | 46 | 5 |
| 2 | 1.66 | 0.7 | 3722 | 76 | 1 |
| certification | 1.85 | 0.2 | 3396 | 66 | 13 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| npdes level 2 certification | 1.28 | 0.9 | 7230 | 77 |
