| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| arsenic in drinking water levels | 0.82 | 0.5 | 2139 | 52 |
| safe level of arsenic in drinking water | 0.97 | 0.7 | 4548 | 22 |
| level of arsenic in drinking water | 0.12 | 0.4 | 448 | 5 |
| epa arsenic levels in drinking water | 0.1 | 0.3 | 7845 | 30 |
| arsenic safe levels in drinking water | 1.23 | 0.3 | 2680 | 38 |
| maximum arsenic level in drinking water | 0.65 | 0.5 | 1561 | 3 |
| what is safe arsenic in drinking water level | 1.18 | 0.3 | 3881 | 87 |
| amount of arsenic in drinking water | 0.57 | 0.9 | 3978 | 6 |
| max levels of arsenic in water | 1.91 | 0.6 | 8391 | 12 |
| arsenic level in water | 1.64 | 0.6 | 1235 | 85 |
| drinking water standard for arsenic | 0.52 | 0.9 | 6190 | 53 |
