TOWN OF PRESTON
MD · PWS ID MD0050005 · Community water system
73
contaminants tested
19
detected
750
people served
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| LEAD SUMMARY | 0.0120 mg/L | 12/12 | LCR | 2023 |
| TTHM | 20.41 UG/L | 9/9 | SYR4 | 2013–2019 |
| Total Haloacetic Acids (HAA5) | 6.55 UG/L | 9/9 | SYR4 | 2013–2019 |
| Bromodichloromethane | 6.7 UG/L | 7/7 | SYR4 | 2013–2016 |
| Chloroform | 8 UG/L | 7/7 | SYR4 | 2013–2016 |
| Fluoride | 636 UG/L | 6/6 | SYR4 | 2012–2018 |
| Arsenic | 5 UG/L | 5/5 | SYR4 | 2012–2018 |
| Dibromochloromethane | 4.9 UG/L | 5/7 | SYR4 | 2013–2016 |
| Dichloroacetic Acid | 2.24 UG/L | 5/5 | SYR4 | 2013–2015 |
| Bromoform | 0.8100 UG/L | 4/7 | SYR4 | 2013–2016 |
| Nitrate | 50 UG/L | 4/34 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 1.46 UG/L | 3/5 | SYR4 | 2013–2015 |
| Chromium | 3.37 UG/L | 2/5 | SYR4 | 2012–2018 |
| Dibromoacetic acid | 1.43 UG/L | 2/5 | SYR4 | 2013–2015 |
| Barium | 1.65 UG/L | 1/5 | SYR4 | 2012–2018 |
| Combined Radium (-226 and -228) | 0.2000 PCI/L | 1/1 | SYR4 | 2015 |
| Gross Alpha, Excl. Radon and U | 2.8 PCI/L | 1/1 | SYR4 | 2015 |
| Gross Beta Particle Activity | 9.7 PCI/L | 1/1 | SYR4 | 2015 |
| Monochloroacetic acid | 1.42 UG/L | 1/5 | SYR4 | 2013–2015 |
54 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-DIBROMO-3-CHLOROPROPANE1,2-Dichloroethane1,2-Dichloropropane2,4,5-TP2,4-DAntimony, TotalAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECadmiumCarbofuranCarbon tetrachlorideChlordaneDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebETHYLENE DIBROMIDEEndrinEthylbenzeneHEXACHLOROBENZENEHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorMonobromoacetic acidNitrate-NitriteNitriteOXAMYLPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene