LEWES BOARD OF PUBLIC WORKS
DE · PWS ID DE0000602 · Community water system
96
contaminants tested
18
detected
9,627
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFOS | 0.0095 ug/L | 2/2 | 2024 |
| PFHxS | 0.0035 ug/L | 1/2 | 2024 |
| PFOA | 0.0061 ug/L | 1/2 | 2024 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 7400 UG/L | 200/200 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 7400 UG/L | 100/100 | SYR4 | 2012–2019 |
| Fluoride | 1610 UG/L | 95/100 | SYR4 | 2012–2019 |
| COPPER, FREE | 1220 UG/L | 71/71 | SYR4 | 2012–2019 |
| Lead | 38.4 UG/L | 34/71 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0410 mg/L | 10/10 | LCR | 2025 |
| Bromodichloromethane | 5.54 UG/L | 5/7 | SYR4 | 2015–2019 |
| Dibromochloromethane | 12.08 UG/L | 5/7 | SYR4 | 2015–2019 |
| TTHM | 32.2 UG/L | 5/5 | SYR4 | 2015–2019 |
| Bromoform | 14.3 UG/L | 4/7 | SYR4 | 2015–2019 |
| Chloroform | 2 UG/L | 4/7 | SYR4 | 2015–2019 |
| Dibromoacetic acid | 2.727 UG/L | 2/5 | SYR4 | 2015–2019 |
| Total Haloacetic Acids (HAA5) | 2.727 UG/L | 2/5 | SYR4 | 2015–2019 |
| Combined Radium (-226 and -228) | 0.8800 PCI/L | 1/1 | SYR4 | 2019 |
| Nitrite | 100 UG/L | 1/100 | SYR4 | 2012–2019 |
78 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-PF3ONSADONAAtrazineBHC-GAMMABenzeneBenzo(a)pyreneCHLOROBENZENECYANIDECarbofuranCarbon tetrachlorideChlordaneDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDichloroacetic AcidDinosebETHYLENE DIBROMIDEEndrinEthylbenzeneHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMethoxychlorMonobromoacetic acidMonochloroacetic acidNEtFOSAANFDHANMeFOSAAOXAMYLPFBAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFMBAPFMPAPFNAPFPeAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSimazineStyreneTetrachloroethyleneTolueneToxapheneTrichloroacetic AcidTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
LEWES