WILMINGTON WATER DEPT
MA · PWS ID MA3342000 · Community water system
102
contaminants tested
23
detected
21,654
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBA | 0.0088 ug/L | 2/10 | 2025 |
| PFPeA | 0.0030 ug/L | 1/10 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 2310 UG/L | 156/280 | SYR4 | 2012–2019 |
| TTHM | 100 UG/L | 124/125 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 80 UG/L | 99/124 | SYR4 | 2012–2019 |
| Arsenic | 69.5 UG/L | 74/124 | SYR4 | 2012–2019 |
| Nitrite | 432 UG/L | 52/125 | SYR4 | 2012–2019 |
| Barium | 39.1 UG/L | 24/25 | SYR4 | 2012–2019 |
| Bromodichloromethane | 25 UG/L | 24/25 | SYR4 | 2018–2019 |
| Chloroform | 70 UG/L | 24/25 | SYR4 | 2018–2019 |
| Dibromochloromethane | 12 UG/L | 24/25 | SYR4 | 2018–2019 |
| LEAD SUMMARY | 0.0270 mg/L | 21/21 | LCR | 2025 |
| Dichloroacetic Acid | 35 UG/L | 17/24 | SYR4 | 2018–2019 |
| Trichloroacetic Acid | 40 UG/L | 16/24 | SYR4 | 2018–2019 |
| Dibromoacetic acid | 3.7 UG/L | 13/24 | SYR4 | 2018–2019 |
| Monochloroacetic acid | 4.8 UG/L | 11/24 | SYR4 | 2018–2019 |
| Bromoform | 1.92 UG/L | 10/25 | SYR4 | 2018–2019 |
| Monobromoacetic acid | 1.14 UG/L | 6/24 | SYR4 | 2018–2019 |
| Chromium | 1.6 UG/L | 4/25 | SYR4 | 2012–2019 |
| Vinyl chloride | 0.6200 UG/L | 2/49 | SYR4 | 2012–2019 |
| Di(2-ethylhexyl) phthalate | 0.9130 UG/L | 1/42 | SYR4 | 2013–2019 |
| Styrene | 0.5600 UG/L | 1/49 | SYR4 | 2012–2019 |
| cis-1,2-Dichloroethylene | 0.6400 UG/L | 1/49 | SYR4 | 2012–2019 |
79 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, TotalAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECOPPER, FREECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDinosebETHYLENE DIBROMIDEEndrinEthylbenzeneFluorideHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAAOXAMYLPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineTetrachloroethyleneThallium, TotalTolueneToxapheneTrichloroethyleneXylenes, Totallithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
WILMINGTON