CITY OF RICHARDSON
TX · PWS ID TX0570015 · Community water system
44
contaminants tested
18
detected
122,615
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFHxA | 0.0067 ug/L | 4/4 | 2025 |
| PFPeA | 0.0082 ug/L | 4/4 | 2025 |
| PFBS | 0.0052 ug/L | 3/4 | 2025 |
| PFBA | 0.0098 ug/L | 2/4 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 34.2 UG/L | 211/211 | SYR4 | 2012–2019 |
| Chloroform | 29.8 UG/L | 211/211 | SYR4 | 2012–2019 |
| Dibromochloromethane | 19.2 UG/L | 211/211 | SYR4 | 2012–2019 |
| TTHM | 67.7 UG/L | 211/211 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 48.7 UG/L | 211/211 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 9.8 UG/L | 211/211 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 32 UG/L | 204/211 | SYR4 | 2012–2019 |
| Bromoform | 6 UG/L | 151/211 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 11.2 UG/L | 146/211 | SYR4 | 2012–2019 |
| COPPER, FREE | 898 UG/L | 140/140 | SYR4 | 2012–2017 |
| Monobromoacetic acid | 7.5 UG/L | 134/211 | SYR4 | 2012–2019 |
| Lead | 45.89 UG/L | 117/140 | SYR4 | 2012–2017 |
| Monochloroacetic acid | 10.5 UG/L | 80/211 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0071 mg/L | 19/19 | LCR | 2025 |
26 contaminants tested, none detected
11Cl-PF3OUdS4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAHFPO-DANEtFOSAANFDHANMeFOSAAPFDAPFDoAPFEESAPFHpAPFHpSPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeSPFTAPFTrDAPFUnAlithium