Water quality report for Lance Creek, WY — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.
A look at Lance Creek's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.
Lead was not detected. PFAS has never been sampled at this system.
Graded on violations and lead, with state inspection findings. PFAS not tested.
| Contaminant | Type | Measured | Limit | Period | Status |
|---|---|---|---|---|---|
| Revised Total Coliform Rule | TREATMENT TECHNIQUE | — | — | 2026 | Unaddressed |
| Gross Alpha, Excl. Radon and U | MONITORING AND REPORTING | — | 15 pCi/L | 2025 | Archived |
| Combined Uranium | MONITORING AND REPORTING | — | 30 ug/L | 2025 | Archived |
| Combined Radium (-226 and -228) | MONITORING AND REPORTING | — | 5 pCi/L | 2025 | Archived |
| Radium-226 | MONITORING AND REPORTING | — | — | 2025 | Archived |
| Radium-228 | MONITORING AND REPORTING | — | — | 2025 | Archived |
| Gross Alpha, Excl. Radon and U | MONITORING AND REPORTING | — | 15 pCi/L | 2023 | Resolved |
| Combined Uranium | MONITORING AND REPORTING | — | 30 ug/L | 2023 | Resolved |
| Combined Radium (-226 and -228) | MONITORING AND REPORTING | — | 5 pCi/L | 2023 | Resolved |
| Radium-226 | MONITORING AND REPORTING | — | — | 2023 | Resolved |
| Radium-228 | MONITORING AND REPORTING | — | — | 2023 | Resolved |
| Groundwater Rule | TREATMENT TECHNIQUE | — | — | 2023 | Unaddressed |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 7 PCI/L | 5 pCi/L | 2023 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 8 PCI/L | 5 pCi/L | 2023 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 8 PCI/L | 5 pCi/L | 2023 | Resolved |
| TTHM | MONITORING AND REPORTING | — | 0.080 mg/L | 2023–2025 | Archived |
| Total Haloacetic Acids (HAA5) | MONITORING AND REPORTING | — | 0.060 mg/L | 2023–2025 | Archived |
| Gross Alpha, Excl. Radon and U | MONITORING AND REPORTING | — | 15 pCi/L | 2022 | Resolved |
| Combined Uranium | MONITORING AND REPORTING | — | 30 ug/L | 2022 | Resolved |
| Combined Radium (-226 and -228) | MONITORING AND REPORTING | — | 5 pCi/L | 2022 | Resolved |
| Radium-226 | MONITORING AND REPORTING | — | — | 2022 | Resolved |
| Radium-228 | MONITORING AND REPORTING | — | — | 2022 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 8 PCI/L | 5 pCi/L | 2022 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 8 PCI/L | 5 pCi/L | 2022 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 8 PCI/L | 5 pCi/L | 2022 | Resolved |
| Gross Alpha, Excl. Radon and U | MONITORING AND REPORTING | — | 15 pCi/L | 2022 | Resolved |
| Combined Uranium | MONITORING AND REPORTING | — | 30 ug/L | 2022 | Resolved |
| Combined Radium (-226 and -228) | MONITORING AND REPORTING | — | 5 pCi/L | 2022 | Resolved |
| Radium-226 | MONITORING AND REPORTING | — | — | 2022 | Resolved |
| Radium-228 | MONITORING AND REPORTING | — | — | 2022 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 9 PCI/L | 5 pCi/L | 2022 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 9 PCI/L | 5 pCi/L | 2021 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 9 PCI/L | 5 pCi/L | 2021 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 10 PCI/L | 5 pCi/L | 2021 | Resolved |
| Gross Alpha, Excl. Radon and U | MONITORING AND REPORTING | — | 15 pCi/L | 2021 | Resolved |
| Combined Uranium | MONITORING AND REPORTING | — | 30 ug/L | 2021 | Resolved |
| Combined Radium (-226 and -228) | MONITORING AND REPORTING | — | 5 pCi/L | 2021 | Resolved |
| Radium-226 | MONITORING AND REPORTING | — | — | 2021 | Resolved |
| Radium-228 | MONITORING AND REPORTING | — | — | 2021 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 10 PCI/L | 5 pCi/L | 2021 | Resolved |
| Lead and Copper Rule | MONITORING AND REPORTING | — | TT | 2020 | Resolved |
| Gross Alpha, Excl. Radon and U | MONITORING AND REPORTING | — | 15 pCi/L | 2020 | Resolved |
| Combined Uranium | MONITORING AND REPORTING | — | 30 ug/L | 2020 | Resolved |
| Combined Radium (-226 and -228) | MONITORING AND REPORTING | — | 5 pCi/L | 2020 | Resolved |
| Radium-226 | MONITORING AND REPORTING | — | — | 2020 | Resolved |
| Radium-228 | MONITORING AND REPORTING | — | — | 2020 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 10 PCI/L | 5 pCi/L | 2020 | Resolved |
| Consumer Confidence Rule | OTHER | — | — | 2020 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 7 PCI/L | 5 pCi/L | 2020 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 10 PCI/L | 5 pCi/L | 2020 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 9 PCI/L | 5 pCi/L | 2020 | Resolved |
| Asbestos | MONITORING AND REPORTING | — | 7 MFL | 2020–2022 | Archived |
| Gross Alpha, Excl. Radon and U | MONITORING AND REPORTING | — | 15 pCi/L | 2019 | Resolved |
| Combined Uranium | MONITORING AND REPORTING | — | 30 ug/L | 2019 | Resolved |
| Combined Radium (-226 and -228) | MONITORING AND REPORTING | — | 5 pCi/L | 2019 | Resolved |
| Radium-226 | MONITORING AND REPORTING | — | — | 2019 | Resolved |
| Radium-228 | MONITORING AND REPORTING | — | — | 2019 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 9 PCI/L | 5 pCi/L | 2019 | Resolved |
| Gross Alpha, Excl. Radon and U | MONITORING AND REPORTING | — | 15 pCi/L | 2019 | Resolved |
| Combined Uranium | MONITORING AND REPORTING | — | 30 ug/L | 2019 | Resolved |
| Combined Radium (-226 and -228) | MONITORING AND REPORTING | — | 5 pCi/L | 2019 | Resolved |
| Radium-226 | MONITORING AND REPORTING | — | — | 2019 | Resolved |
| Radium-228 | MONITORING AND REPORTING | — | — | 2019 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 9 PCI/L | 5 pCi/L | 2019 | Resolved |
| Gross Alpha, Excl. Radon and U | MONITORING AND REPORTING | — | 15 pCi/L | 2019 | Resolved |
| Combined Uranium | MONITORING AND REPORTING | — | 30 ug/L | 2019 | Resolved |
| Combined Radium (-226 and -228) | MONITORING AND REPORTING | — | 5 pCi/L | 2019 | Resolved |
| Radium-226 | MONITORING AND REPORTING | — | — | 2019 | Resolved |
| Radium-228 | MONITORING AND REPORTING | — | — | 2019 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 9 PCI/L | 5 pCi/L | 2019 | Resolved |
| Gross Alpha, Excl. Radon and U | MONITORING AND REPORTING | — | 15 pCi/L | 2019 | Resolved |
| Combined Uranium | MONITORING AND REPORTING | — | 30 ug/L | 2019 | Resolved |
| Combined Radium (-226 and -228) | MONITORING AND REPORTING | — | 5 pCi/L | 2019 | Resolved |
| Radium-226 | MONITORING AND REPORTING | — | — | 2019 | Resolved |
| Radium-228 | MONITORING AND REPORTING | — | — | 2019 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 9 PCI/L | 5 pCi/L | 2019 | Resolved |
| Arsenic | MONITORING AND REPORTING | — | 0.010 mg/L | 2019 | Resolved |
| TTHM | MONITORING AND REPORTING | — | 0.080 mg/L | 2019–2021 | Resolved |
| Total Haloacetic Acids (HAA5) | MONITORING AND REPORTING | — | 0.060 mg/L | 2019–2021 | Resolved |
| Gross Alpha, Excl. Radon and U | MCL EXCEEDANCE | 18 PCI/L | 15 pCi/L | 2018 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 9 PCI/L | 5 pCi/L | 2018 | Resolved |
| Gross Alpha, Excl. Radon and U | MCL EXCEEDANCE | 17 PCI/L | 15 pCi/L | 2018 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 9 PCI/L | 5 pCi/L | 2018 | Resolved |
| Gross Alpha, Excl. Radon and U | MONITORING AND REPORTING | — | 15 pCi/L | 2018 | Resolved |
| Combined Uranium | MONITORING AND REPORTING | — | 30 ug/L | 2018 | Resolved |
| Combined Radium (-226 and -228) | MONITORING AND REPORTING | — | 5 pCi/L | 2018 | Resolved |
| Radium-226 | MONITORING AND REPORTING | — | — | 2018 | Resolved |
| Radium-228 | MONITORING AND REPORTING | — | — | 2018 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 8 PCI/L | 5 pCi/L | 2018 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 7 PCI/L | 5 pCi/L | 2018 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 7 PCI/L | 5 pCi/L | 2017 | Archived |
| Arsenic | MONITORING AND REPORTING | — | 0.010 mg/L | 2017 | Resolved |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 8 PCI/L | 5 pCi/L | 2017 | Archived |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 7 PCI/L | 5 pCi/L | 2017 | Archived |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 6 PCI/L | 5 pCi/L | 2017 | Archived |
| Combined Radium (-226 and -228) | MCL EXCEEDANCE | 6 PCI/L | 5 pCi/L | 2016 | Archived |
| Groundwater Rule | TREATMENT TECHNIQUE | — | — | 2016 | Resolved |