CENTERVILLE OSTERVILLE MARSTONS MILLS WD
MA · PWS ID MA4020002 · Community water system
91
contaminants tested
11
detected
50,000
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFHxA | 0.0069 ug/L | 7/30 | 2025 |
| PFPeA | 0.0075 ug/L | 7/30 | 2025 |
| PFBS | 0.0040 ug/L | 3/30 | 2025 |
| PFOA | 0.0049 ug/L | 3/30 | 2025 |
| PFHxS | 0.0031 ug/L | 2/30 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 6000 UG/L | 330/342 | SYR4 | 2012–2019 |
| COPPER, FREE | 40 UG/L | 26/30 | SYR4 | 2013–2017 |
| LEAD SUMMARY | 0.0230 mg/L | 21/21 | LCR | 2025 |
| Barium | 70 UG/L | 8/8 | SYR4 | 2014–2017 |
| Fluoride | 100 UG/L | 2/8 | SYR4 | 2014–2017 |
| Nitrite | 440 UG/L | 1/39 | SYR4 | 2014–2017 |
80 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, TotalCHLOROBENZENECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebETHYLENE DIBROMIDEEndrinEthylbenzeneHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAAOXAMYLPFBAPFDAPFDoAPFEESAPFHpAPFHpSPFMBAPFMPAPFNAPFOSPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
BARNSTABLE