YNP-OLD FAITHFUL
WY · PWS ID WY5680085 · Community water system
79
contaminants tested
23
detected
7,675
people served
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Arsenic | 21 UG/L | 27/27 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.1250 mg/L | 16/16 | LCR | 2025 |
| Nitrate-Nitrite | 30 UG/L | 14/18 | SYR4 | 2012–2019 |
| TTHM | 73 UG/L | 14/14 | SYR4 | 2012–2019 |
| Bromodichloromethane | 17 UG/L | 12/12 | SYR4 | 2013–2019 |
| Chloroform | 52 UG/L | 12/12 | SYR4 | 2013–2019 |
| Dibromochloromethane | 7.4 UG/L | 12/12 | SYR4 | 2013–2019 |
| COPPER, FREE | 62 UG/L | 10/12 | SYR4 | 2014–2017 |
| Fluoride | 2600 UG/L | 9/9 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 50 UG/L | 8/8 | SYR4 | 2012–2019 |
| Bromoform | 1.2 UG/L | 7/12 | SYR4 | 2013–2019 |
| Dibromoacetic acid | 1.3 UG/L | 6/6 | SYR4 | 2013–2019 |
| Dichloroacetic Acid | 22 UG/L | 6/6 | SYR4 | 2013–2019 |
| Lead | 9 UG/L | 6/12 | SYR4 | 2014–2017 |
| Trichloroacetic Acid | 26 UG/L | 6/6 | SYR4 | 2013–2019 |
| Monochloroacetic acid | 4 UG/L | 5/6 | SYR4 | 2013–2019 |
| Selenium | 3 UG/L | 4/9 | SYR4 | 2012–2019 |
| Antimony, Total | 2 UG/L | 3/9 | SYR4 | 2012–2019 |
| Gross Alpha, Excl. Radon and U | 3.5 PCI/L | 2/2 | SYR4 | 2013–2019 |
| Thallium, Total | 2.3 UG/L | 2/10 | SYR4 | 2012–2019 |
| Combined Radium (-226 and -228) | 1.6 PCI/L | 1/2 | SYR4 | 2013–2019 |
| Di(2-ethylhexyl) phthalate | 2.1 UG/L | 1/3 | SYR4 | 2013–2017 |
| Monobromoacetic acid | 0.8000 UG/L | 1/6 | SYR4 | 2013–2019 |
56 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-DAtrazineBHC-GAMMABariumBenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumCombined UraniumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinEthylbenzeneGlyphosateHEXACHLOROBENZENEHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorOXAMYLPentachlorophenolPicloramSimazineStyreneTetrachloroethyleneTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
YELLOWSTONE NP