| ewg tap water database | 0.59 | 0.6 | 4977 | 22 | 65 |
| ewg tap water database 2023 | 1.52 | 0.6 | 1537 | 27 | 14 |
| ewg tap water database zip code | 1.65 | 0.1 | 6674 | 31 | 63 |
| ewg tap water database 2022 | 1.84 | 0.8 | 3977 | 27 | 89 |
| ewg tap water database 2020 | 1.02 | 0.1 | 4384 | 27 | 8 |
| ewg tap water database 2021 | 1.5 | 0.7 | 3868 | 27 | 96 |
| ewg tap water database uk | 1.57 | 1 | 5633 | 25 | 47 |
| ewg tap water database 2019 | 1 | 0.9 | 4461 | 27 | 10 |
| ewg tap water database texas | 0.02 | 0.5 | 35 | 28 | 65 |
| ewg tap water data | 0.63 | 0.4 | 8884 | 18 | 89 |
| ewg tap water base | 0.56 | 0.5 | 8831 | 18 | 48 |
| ewg water database map | 1.1 | 0.5 | 8171 | 22 | 73 |
| ewg tap water zip code | 1.5 | 0.7 | 7059 | 22 | 75 |
| ewg drinking water database | 0.95 | 0.7 | 6290 | 27 | 38 |
| ewg tap water uk | 0.66 | 0.8 | 7156 | 16 | 41 |
| ewg water database by zip code | 1.12 | 0.4 | 491 | 30 | 83 |
| ewg tap water canada | 1.39 | 0.1 | 4273 | 20 | 6 |
| ewg national drinking water database | 1.12 | 0.9 | 765 | 36 | 44 |
| ewg tap water houston | 0.26 | 0.4 | 8495 | 21 | 35 |
| ewg water report by zip code | 1.76 | 0.2 | 3328 | 28 | 24 |
| ewg's 2023 | 0.56 | 0.4 | 6459 | 10 | 80 |
