STONEGATE MD
CO · PWS ID CO0118076 · Community water system
105
contaminants tested
24
detected
15,295
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBS | 0.0039 ug/L | 1/4 | 2024 |
| PFHpA | 0.0031 ug/L | 1/4 | 2024 |
| PFHxA | 0.0038 ug/L | 1/4 | 2024 |
| PFOA | 0.0056 ug/L | 1/4 | 2024 |
| PFOS | 0.0051 ug/L | 1/4 | 2024 |
| PFPeA | 0.0037 ug/L | 1/4 | 2024 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| TTHM | 48 UG/L | 74/74 | SYR4 | 2012–2019 |
| Bromodichloromethane | 9.9 UG/L | 52/52 | SYR4 | 2015–2019 |
| Dibromochloromethane | 17.6 UG/L | 52/52 | SYR4 | 2015–2019 |
| Total Haloacetic Acids (HAA5) | 6.49 UG/L | 49/74 | SYR4 | 2012–2019 |
| Bromoform | 17.7 UG/L | 48/52 | SYR4 | 2015–2019 |
| Chloroform | 5.5 UG/L | 46/52 | SYR4 | 2015–2019 |
| LEAD SUMMARY | 0.0060 mg/L | 30/30 | LCR | 2026 |
| Dibromoacetic acid | 2.6 UG/L | 20/52 | SYR4 | 2015–2019 |
| Nitrate | 200 UG/L | 16/32 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 1.7 UG/L | 12/52 | SYR4 | 2015–2019 |
| Barium | 134 UG/L | 5/5 | SYR4 | 2012–2017 |
| Fluoride | 2020 UG/L | 5/5 | SYR4 | 2012–2017 |
| lithium | 23.2 ug/L | 4/4 | UCMR-5 | 2024 |
| Arsenic | 4 UG/L | 3/5 | SYR4 | 2012–2017 |
| Chromium | 3 UG/L | 2/5 | SYR4 | 2012–2017 |
| Monochloroacetic acid | 1.52 UG/L | 2/52 | SYR4 | 2015–2019 |
| Combined Uranium | 1.2 UG/L | 1/2 | SYR4 | 2013–2015 |
| Gross Alpha, Excl. Radon and U | 0.6000 PCI/L | 1/2 | SYR4 | 2013–2015 |
81 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 tetrachlorideChlordaneCombined Radium (-226 and -228)DICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinEthylbenzeneHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorMonobromoacetic acidNEtFOSAANFDHANMeFOSAAOXAMYLPFBAPFDAPFDoAPFEESAPFHpSPFHxSPFMBAPFMPAPFNAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroacetic AcidTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene