GRANITE PARK WATER ASSOCIATION
MT · PWS ID MT0004563 · Community water system
71
contaminants tested
20
detected
250
people served
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate-Nitrite | 10200 UG/L | 66/66 | SYR4 | 2012–2019 |
| COPPER, FREE | 280 UG/L | 10/10 | SYR4 | 2014–2017 |
| LEAD SUMMARY | 0.0145 mg/L | 9/9 | LCR | 2023 |
| Dibromochloromethane | 8.9 UG/L | 5/5 | SYR4 | 2012–2018 |
| Lead | 16 UG/L | 5/10 | SYR4 | 2014–2017 |
| TTHM | 21 UG/L | 5/5 | SYR4 | 2012–2018 |
| Bromodichloromethane | 5.6 UG/L | 4/5 | SYR4 | 2012–2018 |
| Bromoform | 5 UG/L | 3/5 | SYR4 | 2012–2018 |
| Chloroform | 2 UG/L | 3/5 | SYR4 | 2012–2018 |
| Dibromoacetic acid | 4.9 UG/L | 3/3 | SYR4 | 2012–2018 |
| Total Haloacetic Acids (HAA5) | 7 UG/L | 3/3 | SYR4 | 2012–2018 |
| Combined Uranium | 18 UG/L | 2/2 | SYR4 | 2014–2018 |
| Dichloroacetic Acid | 1.6 UG/L | 2/3 | SYR4 | 2012–2018 |
| Fluoride | 500 UG/L | 2/2 | SYR4 | 2014–2017 |
| Selenium | 2 UG/L | 2/2 | SYR4 | 2014–2017 |
| Trichloroacetic Acid | 0.5900 UG/L | 2/3 | SYR4 | 2012–2018 |
| Arsenic | 1 UG/L | 1/2 | SYR4 | 2014–2017 |
| Di(2-ethylhexyl) phthalate | 2.1 UG/L | 1/5 | SYR4 | 2014–2017 |
| Gross Alpha, Excl. Radon and U | 9.1 PCI/L | 1/2 | SYR4 | 2014–2018 |
| Monobromoacetic acid | 0.5500 UG/L | 1/3 | SYR4 | 2012–2018 |
51 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, TotalAtrazineBHC-GAMMABariumBenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDinosebEndrinEthylbenzeneHEXACHLOROBENZENEHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorMonochloroacetic acidOXAMYLPentachlorophenolPicloramSimazineStyreneTetrachloroethyleneThallium, TotalTolueneToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
BILLINGS