CITY OF COLLEYVILLE
TX · PWS ID TX2200043 · Community water system
44
contaminants tested
20
detected
26,599
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBS | 0.0042 ug/L | 4/4 | 2025 |
| PFHxA | 0.0034 ug/L | 4/4 | 2025 |
| PFPeA | 0.0033 ug/L | 4/4 | 2025 |
| PFBA | 0.0084 ug/L | 3/4 | 2025 |
| PFHxS | 0.0032 ug/L | 2/4 | 2025 |
| PFOS | 0.0054 ug/L | 2/4 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 29.7 UG/L | 125/125 | SYR4 | 2012–2019 |
| Chloroform | 28.2 UG/L | 125/125 | SYR4 | 2012–2019 |
| Dibromochloromethane | 12.1 UG/L | 125/125 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 20.1 UG/L | 125/125 | SYR4 | 2012–2019 |
| TTHM | 56.9 UG/L | 125/125 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 36.3 UG/L | 125/125 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 9 UG/L | 124/125 | SYR4 | 2012–2019 |
| COPPER, FREE | 744 UG/L | 94/94 | SYR4 | 2013–2019 |
| Dibromoacetic acid | 8.7 UG/L | 70/125 | SYR4 | 2012–2019 |
| Monochloroacetic acid | 9.8 UG/L | 62/125 | SYR4 | 2012–2019 |
| Lead | 58 UG/L | 49/94 | SYR4 | 2013–2019 |
| Monobromoacetic acid | 3 UG/L | 48/125 | SYR4 | 2012–2019 |
| Bromoform | 7.4 UG/L | 39/125 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0095 mg/L | 15/15 | LCR | 2025 |
24 contaminants tested, none detected
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