CITY OF HILLSBORO
TX · PWS ID TX1090001 · Community water system
44
contaminants tested
20
detected
8,867
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBS | 0.0054 ug/L | 8/20 | 2023 |
| PFBA | 0.0091 ug/L | 6/20 | 2023 |
| PFPeA | 0.0129 ug/L | 6/20 | 2023 |
| PFHxA | 0.0107 ug/L | 3/20 | 2023 |
| 6:2 FTS | 0.0057 ug/L | 1/20 | 2023 |
| PFOA | 0.0045 ug/L | 1/20 | 2023 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 6 UG/L | 91/91 | SYR4 | 2012–2019 |
| Chloroform | 14.3 UG/L | 91/91 | SYR4 | 2012–2019 |
| TTHM | 18.7 UG/L | 91/91 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 30.8 UG/L | 89/91 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 43.2 UG/L | 89/91 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 7.5 UG/L | 83/91 | SYR4 | 2012–2019 |
| COPPER, FREE | 533 UG/L | 72/90 | SYR4 | 2013–2019 |
| Trichloroacetic Acid | 9.2 UG/L | 72/91 | SYR4 | 2012–2019 |
| Dibromochloromethane | 2.5 UG/L | 66/91 | SYR4 | 2012–2019 |
| Monochloroacetic acid | 8.2 UG/L | 35/91 | SYR4 | 2012–2019 |
| Lead | 269 UG/L | 26/90 | SYR4 | 2013–2019 |
| Monobromoacetic acid | 2.8 UG/L | 17/91 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0080 mg/L | 15/15 | LCR | 2023 |
| Bromoform | 1.03 UG/L | 1/91 | SYR4 | 2012–2019 |
24 contaminants tested, none detected
11Cl-PF3OUdS4:2 FTS8:2 FTS9Cl-PF3ONSADONAHFPO-DANEtFOSAANFDHANMeFOSAAPFDAPFDoAPFEESAPFHpAPFHpSPFHxSPFMBAPFMPAPFNAPFOSPFPeSPFTAPFTrDAPFUnAlithium