Rochester
MN · PWS ID MN1550010 · Community water system
102
contaminants tested
20
detected
123,624
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFHxS | 0.0039 ug/L | 2/60 | 2024 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| COPPER, FREE | 1710 UG/L | 150/150 | SYR4 | 2013–2019 |
| Lead | 111 UG/L | 124/150 | SYR4 | 2013–2019 |
| Nitrate-Nitrite | 770 UG/L | 92/496 | SYR4 | 2012–2019 |
| Chloroform | 14 UG/L | 85/189 | SYR4 | 2012–2019 |
| Bromodichloromethane | 4.3 UG/L | 84/189 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 6.4 UG/L | 70/84 | SYR4 | 2012–2019 |
| Gross Alpha, Excl. Radon and U | 13 PCI/L | 57/78 | SYR4 | 2012–2019 |
| Dibromochloromethane | 2.4 UG/L | 55/189 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 2 UG/L | 49/84 | SYR4 | 2012–2019 |
| Barium | 105 UG/L | 35/36 | SYR4 | 2012–2019 |
| Fluoride | 1300 UG/L | 33/34 | SYR4 | 2012–2019 |
| Tetrachloroethylene | 1.5 UG/L | 22/83 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0130 mg/L | 15/15 | LCR | 2025 |
| Chromium | 0.3300 UG/L | 9/54 | SYR4 | 2012–2019 |
| Trichloroethylene | 0.5700 UG/L | 9/83 | SYR4 | 2012–2019 |
| lithium | 10.8 ug/L | 2/60 | UCMR-5 | 2024 |
| CYANIDE | 120 UG/L | 1/34 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 1 UG/L | 1/84 | SYR4 | 2012–2019 |
| Toluene | 0.2400 UG/L | 1/83 | SYR4 | 2012–2019 |
82 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-DIBROMO-3-CHLOROPROPANE1,2-Dichloroethane1,2-Dichloropropane11Cl-PF3OUdS2,4,5-TP2,4-D4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAAntimony, TotalArsenicAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalBromoformCHLOROBENZENECadmiumCarbofuranCarbon tetrachlorideChlordaneDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebETHYLENE DIBROMIDEEndrinEthylbenzeneGlyphosateHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorMonobromoacetic acidMonochloroacetic acidNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFBAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFMBAPFMPAPFNAPFOAPFOSPFPeAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneThallium, TotalToxapheneVinyl chloridecis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene