TOWN OF MIDDLETOWN
MD · PWS ID MD0100018 · Community water system
101
contaminants tested
28
detected
4,288
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFHxA | 0.0062 ug/L | 2/3 | 2025 |
| PFOA | 0.0048 ug/L | 2/3 | 2025 |
| PFPeA | 0.0092 ug/L | 2/3 | 2025 |
| PFBA | 0.0051 ug/L | 1/3 | 2025 |
| PFBS | 0.0049 ug/L | 1/3 | 2025 |
| PFHpA | 0.0030 ug/L | 1/3 | 2025 |
| PFHxS | 0.0034 ug/L | 1/3 | 2025 |
| PFOS | 0.0061 ug/L | 1/3 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 2300 UG/L | 28/38 | SYR4 | 2012–2018 |
| Dibromochloromethane | 4.8 UG/L | 16/19 | SYR4 | 2012–2019 |
| Bromodichloromethane | 5.8 UG/L | 15/19 | SYR4 | 2012–2019 |
| Chloroform | 24.2 UG/L | 12/19 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 28.77 UG/L | 10/10 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0150 mg/L | 8/8 | LCR | 2014 |
| TTHM | 30.88 UG/L | 8/8 | SYR4 | 2012–2019 |
| Barium | 82.2 UG/L | 5/11 | SYR4 | 2012–2018 |
| Bromoform | 0.9100 UG/L | 5/18 | SYR4 | 2012–2017 |
| Dichloroacetic Acid | 14.58 UG/L | 5/5 | SYR4 | 2012–2015 |
| Fluoride | 400 UG/L | 5/12 | SYR4 | 2012–2018 |
| Trichloroacetic Acid | 11.94 UG/L | 5/5 | SYR4 | 2012–2015 |
| Dibromoacetic acid | 1.5 UG/L | 3/5 | SYR4 | 2012–2015 |
| Nitrate-Nitrite | 2000 UG/L | 3/5 | SYR4 | 2017–2019 |
| Trichloroethylene | 2.3 UG/L | 3/16 | SYR4 | 2012–2019 |
| Arsenic | 0.8000 UG/L | 2/12 | SYR4 | 2012–2018 |
| Gross Beta Particle Activity | 6.5 PCI/L | 2/3 | SYR4 | 2012–2017 |
| Ethylbenzene | 0.6000 UG/L | 1/10 | SYR4 | 2012–2019 |
| Monochloroacetic acid | 2.25 UG/L | 1/5 | SYR4 | 2012–2015 |
| Xylenes, Total | 1.8 UG/L | 1/16 | SYR4 | 2012–2019 |
73 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, TotalCHLOROBENZENECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebETHYLENE DIBROMIDEEndrinGross Alpha, Excl. Radon and UHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorMonobromoacetic acidNEtFOSAANFDHANMeFOSAAOXAMYLPFDAPFDoAPFEESAPFHpSPFMBAPFMPAPFNAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneVinyl chloridecis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene