CHOTEAU CITY OF
MT · PWS ID MT0000175 · Community water system
74
contaminants tested
16
detected
1,691
people served
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate-Nitrite | 610 UG/L | 40/40 | SYR4 | 2012–2019 |
| COPPER, FREE | 239 UG/L | 20/20 | SYR4 | 2014–2017 |
| Lead | 44 UG/L | 17/20 | SYR4 | 2014–2017 |
| LEAD SUMMARY | 0.0130 mg/L | 12/12 | LCR | 2026 |
| Chloroform | 10 UG/L | 10/16 | SYR4 | 2012–2019 |
| TTHM | 15 UG/L | 10/16 | SYR4 | 2012–2019 |
| Bromodichloromethane | 3.9 UG/L | 9/16 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 11 UG/L | 7/10 | SYR4 | 2013–2019 |
| Dichloroacetic Acid | 7.1 UG/L | 6/10 | SYR4 | 2013–2019 |
| Dibromochloromethane | 0.7300 UG/L | 5/16 | SYR4 | 2012–2019 |
| Fluoride | 300 UG/L | 4/4 | SYR4 | 2012–2018 |
| Trichloroacetic Acid | 4.4 UG/L | 3/10 | SYR4 | 2013–2019 |
| Barium | 100 UG/L | 2/4 | SYR4 | 2012–2018 |
| Gross Alpha, Excl. Radon and U | 4.2 PCI/L | 2/2 | SYR4 | 2012–2018 |
| Arsenic | 1 UG/L | 1/8 | SYR4 | 2012–2018 |
| Dibromoacetic acid | 0.2700 UG/L | 1/10 | SYR4 | 2013–2019 |
58 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-Dichloroethane1,2-Dichloropropane2,4,5-TP2,4-DAntimony, TotalAsbestosAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalBromoformCHLOROBENZENECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumCombined Radium (-226 and -228)Combined UraniumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebEndrinEthylbenzeneGross Beta Particle ActivityHEXACHLOROBENZENEHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorMonobromoacetic acidMonochloroacetic acidOXAMYLPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
CHOTEAU