MONTGOMERY COUNTY WATER SERVICES 1 PWS
OH · PWS ID OH5701315 · Community water system
45
contaminants tested
18
detected
150,207
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBS | 0.0032 ug/L | 3/4 | 2024 |
| PFHxA | 0.0050 ug/L | 2/4 | 2024 |
| PFHxS | 0.0107 ug/L | 2/4 | 2024 |
| PFOS | 0.0096 ug/L | 2/4 | 2024 |
| PFPeA | 0.0052 ug/L | 2/4 | 2024 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| COPPER, FREE | 289 UG/L | 275/312 | SYR4 | 2014–2019 |
| Bromodichloromethane | 16 UG/L | 128/128 | SYR4 | 2012–2019 |
| Bromoform | 4.15 UG/L | 128/128 | SYR4 | 2012–2019 |
| Chloroform | 26.7 UG/L | 128/128 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 4.3 UG/L | 128/128 | SYR4 | 2012–2019 |
| Dibromochloromethane | 13.6 UG/L | 128/128 | SYR4 | 2012–2019 |
| TTHM | 53.2 UG/L | 128/128 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 5.3 UG/L | 127/128 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 10.8 UG/L | 85/128 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 3.1 UG/L | 63/128 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0064 mg/L | 26/26 | LCR | 2025 |
| Lead | 21.4 UG/L | 12/312 | SYR4 | 2014–2019 |
| Monobromoacetic acid | 1.8 UG/L | 1/128 | SYR4 | 2012–2019 |
27 contaminants tested, none detected
11Cl-PF3OUdS4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAAsbestosHFPO-DAMonochloroacetic acidNEtFOSAANFDHANMeFOSAAPFBAPFDAPFDoAPFEESAPFHpAPFHpSPFMBAPFMPAPFNAPFOAPFPeSPFTAPFTrDAPFUnAlithium