| Coshocton | 125.36 µg/L (on 6/10/2020) | OH |
|---|---|---|
| Wheeling Water | 67.16 µg/L (on 7/15/2020) | WV |
| City of North Ridgeville | 63 µg/L (on 3/13/2019) | OH |
| City of Dayton | 15.9 µg/L (on 6/6/2018) | OH |
| City of Miamisburg | 12.55 µg/L (on 6/15/2020) | OH |
| City of Salem | 9.69 µg/L (on 7/10/2018) | OH |
| City of Bucyrus | 7.7 µg/L (on 8/4/2020) | OH |
| City of Warren | 7.5 µg/L (on 7/9/2020) | OH |
| City of Piqua | 7.454 µg/L (on 12/10/2019) | OH |
| City of Bexley | 7.31 µg/L (on 7/6/2018) | OH |