SECURITY WATER DISTRICT
CO · PWS ID CO0121775 · Community water system
42
contaminants tested
14
detected
20,000
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFPeA | 0.0636 ug/L | 5/10 | 2025 |
| PFBA | 0.0354 ug/L | 4/10 | 2025 |
| PFHxA | 0.0067 ug/L | 1/10 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| TTHM | 79.9 UG/L | 119/119 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 65 UG/L | 118/120 | SYR4 | 2012–2019 |
| Dibromochloromethane | 11 UG/L | 97/146 | SYR4 | 2012–2019 |
| Bromodichloromethane | 17 UG/L | 89/146 | SYR4 | 2012–2019 |
| Chloroform | 600 UG/L | 86/146 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 46 UG/L | 79/82 | SYR4 | 2015–2019 |
| Dichloroacetic Acid | 30 UG/L | 77/82 | SYR4 | 2015–2019 |
| Bromoform | 12 UG/L | 62/146 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0070 mg/L | 27/27 | LCR | 2025 |
| Dibromoacetic acid | 4.1 UG/L | 26/82 | SYR4 | 2015–2019 |
| lithium | 33.3 ug/L | 8/10 | UCMR-5 | 2025 |
28 contaminants tested, none detected
11Cl-PF3OUdS4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAHFPO-DAMonobromoacetic acidMonochloroacetic acidNEtFOSAANFDHANMeFOSAAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeSPFTAPFTrDAPFUnA