| City of Parsons | .877 µg/L (on 8/21/2018) | KS |
|---|---|---|
| Windermere Community | .41 µg/L (on 10/17/2018) | TX |
| City of Goldthwaite | .34 µg/L (on 9/28/2020) | TX |
| Cash SUD | .3 µg/L (on 6/4/2019) | TX |
| Sharyland WSC | .23 µg/L (on 6/25/2019) | TX |
| Suez Water - Manalapan Knob Hill | .2235 µg/L (on 8/14/2018) | NJ |
| Marion County Water District | .175 µg/L (on 7/11/2019) | KY |
| City of Grapevine | .17 µg/L (on 7/2/2019) | TX |
| City of Livingston | .14 µg/L (on 7/2/2019) | TX |
| City of Odessa | .11 µg/L (on 3/5/2019) | TX |