SOUTH DAVIS WATER DISTRICT
UT · PWS ID UTAH06009 · Community water system
107
contaminants tested
28
detected
10,565
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFHxS | 0.0120 ug/L | 6/10 | 2023 |
| PFHxA | 0.0046 ug/L | 4/10 | 2023 |
| PFPeA | 0.0056 ug/L | 4/10 | 2023 |
| PFBS | 0.0031 ug/L | 1/10 | 2023 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| COPPER, FREE | 613.5 UG/L | 80/80 | SYR4 | 2013–2019 |
| Lead | 25 UG/L | 76/80 | SYR4 | 2013–2019 |
| Nitrate | 3600 UG/L | 76/76 | SYR4 | 2012–2019 |
| TTHM | 66.3 UG/L | 39/39 | SYR4 | 2012–2019 |
| Bromodichloromethane | 15.5 UG/L | 37/44 | SYR4 | 2012–2019 |
| Dibromochloromethane | 12.7 UG/L | 37/44 | SYR4 | 2012–2019 |
| Chloroform | 53.4 UG/L | 36/44 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 30.4 UG/L | 36/39 | SYR4 | 2012–2019 |
| Bromoform | 6.9 UG/L | 31/44 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 10.7 UG/L | 29/37 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 20.9 UG/L | 25/37 | SYR4 | 2012–2019 |
| Fluoride | 790 UG/L | 22/23 | SYR4 | 2013–2019 |
| LEAD SUMMARY | 0.0100 mg/L | 21/21 | LCR | 2024 |
| Dibromoacetic acid | 6.2 UG/L | 20/37 | SYR4 | 2012–2019 |
| Barium | 406 UG/L | 10/10 | SYR4 | 2013–2019 |
| Selenium | 4.8 UG/L | 10/10 | SYR4 | 2013–2019 |
| Arsenic | 2.5 UG/L | 9/9 | SYR4 | 2013–2019 |
| CYANIDE | 8.1 UG/L | 9/10 | SYR4 | 2013–2019 |
| Gross Beta Particle Activity | 10 PCI/L | 5/6 | SYR4 | 2013–2019 |
| lithium | 23 ug/L | 5/10 | UCMR-5 | 2023 |
| Nitrate-Nitrite | 3500 UG/L | 4/4 | SYR4 | 2013 |
| Gross Alpha, Excl. Radon and U | 6.2 PCI/L | 3/6 | SYR4 | 2013–2019 |
| Combined Radium (-226 and -228) | 1.28 PCI/L | 1/2 | SYR4 | 2013 |
| Monobromoacetic acid | 1 UG/L | 1/37 | SYR4 | 2012–2019 |
79 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-Dichloroethane1,2-Dichloropropane11Cl-PF3OUdS2,4,5-TP2,4-D4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAAntimony, TotalAsbestosAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebEndrinEthylbenzeneHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorMonochloroacetic acidNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFBAPFDAPFDoAPFEESAPFHpAPFHpSPFMBAPFMPAPFNAPFOAPFOSPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene