Water Quality in LITTLETON, CO (80125)
EPA violation data for public water systems serving ZIP code 80125.
466
Total Violations
6
Health-Based
460
Monitoring / Reporting
465
Resolved
What does this mean?
465 of 466 violations have been resolved. 6 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 460 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.
Violations Detail (466 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Public Notice | Monitoring | N/A | N/A | Apr 30, 2025 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Apr 30, 2025 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Mar 11, 2025 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Mar 11, 2025 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Mar 11, 2025 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Dec 11, 2024 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Dec 11, 2024 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Dec 11, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Oct 31, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Oct 31, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Oct 31, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Sep 30, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Sep 30, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Sep 30, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Sep 30, 2024 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Sep 12, 2024 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Sep 12, 2024 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Sep 12, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Aug 31, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Aug 31, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Aug 31, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jul 31, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jul 31, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jul 31, 2024 | Resolved | N/A |
| Consumer Confidence Rule | Monitoring | N/A | N/A | Jun 30, 2024 | Resolved | N/A |
| Consumer Confidence Rule | Monitoring | N/A | N/A | Jun 30, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jun 30, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jun 30, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jun 30, 2024 | Resolved | N/A |
| Nitrate | Monitoring | N/A | N/A | Jun 30, 2024 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Nitrate | Monitoring | N/A | N/A | Jun 30, 2024 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Nitrate | Monitoring | N/A | N/A | Jun 30, 2024 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Public Notice | Monitoring | N/A | N/A | Jun 14, 2024 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Jun 14, 2024 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Jun 14, 2024 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Jun 7, 2024 | Active | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | May 31, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | May 31, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | May 31, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Apr 30, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Apr 30, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Apr 30, 2024 | Resolved | N/A |
| Nitrate | Monitoring | N/A | N/A | Mar 31, 2024 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Nitrate | Monitoring | N/A | N/A | Mar 31, 2024 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Nitrate | Monitoring | N/A | N/A | Mar 31, 2024 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Health-Based | N/A | N/A | Feb 21, 2024 | Resolved | N/A |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Health-Based | N/A | N/A | Feb 21, 2024 | Resolved | N/A |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Health-Based | N/A | N/A | Feb 21, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jan 31, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jan 31, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jan 31, 2024 | Resolved | N/A |
| Total Haloacetic Acids (HAA5) | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Total Haloacetic Acids (HAA5) | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Total Haloacetic Acids (HAA5) | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Total Haloacetic Acids (HAA5) | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| TTHM | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| TTHM | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| TTHM | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| TTHM | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Heptachlor epoxide | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Heptachlor | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Chlordane | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Atrazine | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | Cardiovascular system or reproductive problems |
| Chlordane | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Chlordane | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Atrazine | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | Cardiovascular system or reproductive problems |
| Atrazine | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | Cardiovascular system or reproductive problems |
| Di(2-ethylhexyl) adipate | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Di(2-ethylhexyl) adipate | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Heptachlor epoxide | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| OXAMYL | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| BHC-GAMMA | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| BHC-GAMMA | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| BHC-GAMMA | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Di(2-ethylhexyl) phthalate | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Di(2-ethylhexyl) phthalate | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Di(2-ethylhexyl) phthalate | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| OXAMYL | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| OXAMYL | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Total Polychlorinated Biphenyls (PCB) | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Total Polychlorinated Biphenyls (PCB) | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Heptachlor | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Heptachlor epoxide | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Heptachlor | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Total Polychlorinated Biphenyls (PCB) | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Aldicarb sulfoxide | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Aldicarb sulfoxide | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Aldicarb sulfoxide | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Di(2-ethylhexyl) adipate | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Endrin | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Endrin | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Endrin | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Toxaphene | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Toxaphene | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Toxaphene | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Simazine | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Simazine | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Simazine | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Picloram | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Picloram | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Picloram | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Dinoseb | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Dinoseb | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Dinoseb | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Hexachlorocyclopentadiene | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Hexachlorocyclopentadiene | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Hexachlorocyclopentadiene | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Aldicarb sulfone | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Aldicarb sulfone | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Aldicarb sulfone | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Carbofuran | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Carbofuran | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Carbofuran | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Aldicarb | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Aldicarb | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Aldicarb | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| LASSO | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| LASSO | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| LASSO | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| 2,4-D | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| 2,4-D | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| 2,4-D | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| 2,4,5-TP | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| 2,4,5-TP | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| 2,4,5-TP | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| HEXACHLOROBENZENE | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| HEXACHLOROBENZENE | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| HEXACHLOROBENZENE | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Benzo(a)pyrene | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Benzo(a)pyrene | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Benzo(a)pyrene | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| ETHYLENE DIBROMIDE | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| ETHYLENE DIBROMIDE | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| ETHYLENE DIBROMIDE | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Methoxychlor | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Methoxychlor | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Methoxychlor | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Dalapon | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Dalapon | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Dalapon | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Pentachlorophenol | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Pentachlorophenol | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Pentachlorophenol | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Nitrate | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Nitrate | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
| Nitrate | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Public Notice | Monitoring | N/A | N/A | Dec 7, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Dec 7, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Oct 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Oct 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Oct 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Sep 30, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Sep 30, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Sep 30, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Sep 27, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Sep 27, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Sep 27, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Sep 8, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Sep 8, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Aug 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Aug 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Aug 31, 2023 | Resolved | N/A |
| Lead and Copper Rule | Monitoring | N/A | N/A | Jun 30, 2023 | Resolved | N/A |
| Lead and Copper Rule | Monitoring | N/A | N/A | Jun 30, 2023 | Resolved | N/A |
| Lead and Copper Rule | Monitoring | N/A | N/A | Jun 30, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Jun 29, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Jun 29, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Jun 29, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Jun 7, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Jun 7, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Jun 7, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | May 18, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | May 18, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | May 18, 2023 | Resolved | N/A |
| Nitrate | Monitoring | N/A | N/A | Mar 31, 2023 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Nitrate | Monitoring | N/A | N/A | Mar 31, 2023 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Nitrate | Monitoring | N/A | N/A | Mar 31, 2023 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Public Notice | Monitoring | N/A | N/A | Mar 12, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Mar 12, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Mar 12, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Mar 12, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jan 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jan 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jan 31, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Jan 28, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Jan 28, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Jan 28, 2023 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Jan 28, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jan 10, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jan 10, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jan 10, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jan 10, 2023 | Resolved | N/A |
| Atrazine | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | Cardiovascular system or reproductive problems |
| Heptachlor | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| 2,4-D | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Pentachlorophenol | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Pentachlorophenol | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Pentachlorophenol | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Pentachlorophenol | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Atrazine | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | Cardiovascular system or reproductive problems |
| Atrazine | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | Cardiovascular system or reproductive problems |
| Atrazine | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | Cardiovascular system or reproductive problems |
| Simazine | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Simazine | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Simazine | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| 2,4-D | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Nitrate | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Nitrate | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Nitrate | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Simazine | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| LASSO | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Total Polychlorinated Biphenyls (PCB) | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Total Polychlorinated Biphenyls (PCB) | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Dalapon | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Dalapon | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Dalapon | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Dalapon | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Total Polychlorinated Biphenyls (PCB) | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Total Polychlorinated Biphenyls (PCB) | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| LASSO | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| LASSO | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| LASSO | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Dinoseb | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Dinoseb | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Dinoseb | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Di(2-ethylhexyl) adipate | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Di(2-ethylhexyl) adipate | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Di(2-ethylhexyl) adipate | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Dinoseb | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Heptachlor | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Heptachlor | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Heptachlor | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| 2,4-D | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Picloram | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Picloram | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Picloram | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Di(2-ethylhexyl) adipate | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Picloram | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Aldicarb sulfoxide | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Aldicarb sulfoxide | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Aldicarb sulfoxide | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Aldicarb sulfoxide | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| 2,4-D | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Nitrate | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| BHC-GAMMA | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| BHC-GAMMA | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| BHC-GAMMA | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| BHC-GAMMA | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Methoxychlor | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Methoxychlor | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Methoxychlor | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Methoxychlor | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| OXAMYL | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| OXAMYL | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| OXAMYL | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| OXAMYL | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Di(2-ethylhexyl) phthalate | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Di(2-ethylhexyl) phthalate | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Di(2-ethylhexyl) phthalate | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Di(2-ethylhexyl) phthalate | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Hexachlorocyclopentadiene | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Hexachlorocyclopentadiene | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Hexachlorocyclopentadiene | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Hexachlorocyclopentadiene | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Aldicarb sulfone | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Aldicarb sulfone | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Aldicarb sulfone | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Aldicarb sulfone | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Carbofuran | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Carbofuran | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Carbofuran | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Carbofuran | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Aldicarb | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Aldicarb | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Aldicarb | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Aldicarb | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Heptachlor epoxide | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Heptachlor epoxide | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Heptachlor epoxide | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Heptachlor epoxide | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| 2,4,5-TP | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| 2,4,5-TP | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| 2,4,5-TP | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| 2,4,5-TP | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| HEXACHLOROBENZENE | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| HEXACHLOROBENZENE | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| HEXACHLOROBENZENE | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| HEXACHLOROBENZENE | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Benzo(a)pyrene | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Benzo(a)pyrene | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Benzo(a)pyrene | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Benzo(a)pyrene | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| ETHYLENE DIBROMIDE | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| ETHYLENE DIBROMIDE | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| ETHYLENE DIBROMIDE | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| ETHYLENE DIBROMIDE | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Toxaphene | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Toxaphene | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Toxaphene | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Toxaphene | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Chlordane | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Chlordane | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Chlordane | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Chlordane | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Endrin | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Endrin | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Endrin | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Endrin | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Oct 31, 2022 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Oct 31, 2022 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Oct 31, 2022 | Resolved | N/A |
| Nitrate | Monitoring | N/A | N/A | Sep 30, 2022 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Nitrate | Monitoring | N/A | N/A | Sep 30, 2022 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Nitrate | Monitoring | N/A | N/A | Sep 30, 2022 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Lead and Copper Rule | Monitoring | N/A | N/A | Jun 30, 2022 | Resolved | N/A |
| Lead and Copper Rule | Monitoring | N/A | N/A | Jun 30, 2022 | Resolved | N/A |
| Lead and Copper Rule | Monitoring | N/A | N/A | Jun 30, 2022 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Mar 2, 2022 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Mar 2, 2022 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Mar 2, 2022 | Resolved | N/A |
| Combined Uranium | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| HEXACHLOROBENZENE | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Combined Uranium | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| 2,4,5-TP | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| 2,4,5-TP | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| 2,4,5-TP | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| 2,4,5-TP | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Aldicarb | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Aldicarb | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Aldicarb | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Aldicarb | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Picloram | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Picloram | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Picloram | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Combined Uranium | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Heptachlor epoxide | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Heptachlor epoxide | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Di(2-ethylhexyl) phthalate | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Di(2-ethylhexyl) phthalate | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Di(2-ethylhexyl) phthalate | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Di(2-ethylhexyl) phthalate | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Combined Radium (-226 and -228) | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Combined Radium (-226 and -228) | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Combined Radium (-226 and -228) | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Methoxychlor | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Methoxychlor | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Methoxychlor | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Methoxychlor | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Heptachlor epoxide | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Heptachlor epoxide | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Dalapon | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Dalapon | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Dalapon | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Dalapon | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Carbofuran | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Carbofuran | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Carbofuran | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Carbofuran | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Heptachlor | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Heptachlor | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Atrazine | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | Cardiovascular system or reproductive problems |
| HEXACHLOROBENZENE | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| HEXACHLOROBENZENE | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| HEXACHLOROBENZENE | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Heptachlor | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Heptachlor | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Radium-226 | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | Increased risk of cancer |
| Radium-226 | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | Increased risk of cancer |
| Radium-226 | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | Increased risk of cancer |
| Atrazine | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | Cardiovascular system or reproductive problems |
| Atrazine | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | Cardiovascular system or reproductive problems |
| Atrazine | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | Cardiovascular system or reproductive problems |
| Picloram | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Endrin | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Endrin | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Endrin | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Endrin | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| BHC-GAMMA | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| BHC-GAMMA | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| BHC-GAMMA | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| BHC-GAMMA | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Toxaphene | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Toxaphene | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Toxaphene | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Toxaphene | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Di(2-ethylhexyl) adipate | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Di(2-ethylhexyl) adipate | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Di(2-ethylhexyl) adipate | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Di(2-ethylhexyl) adipate | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| OXAMYL | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| OXAMYL | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| OXAMYL | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| OXAMYL | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Simazine | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Simazine | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Simazine | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Simazine | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Dinoseb | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Dinoseb | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Dinoseb | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Dinoseb | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Hexachlorocyclopentadiene | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Hexachlorocyclopentadiene | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Hexachlorocyclopentadiene | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Hexachlorocyclopentadiene | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Aldicarb sulfoxide | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Aldicarb sulfoxide | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Aldicarb sulfoxide | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Aldicarb sulfoxide | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Aldicarb sulfone | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Aldicarb sulfone | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Aldicarb sulfone | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Aldicarb sulfone | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| LASSO | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| LASSO | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| LASSO | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| LASSO | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| 2,4-D | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| 2,4-D | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| 2,4-D | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| 2,4-D | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Benzo(a)pyrene | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Benzo(a)pyrene | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Benzo(a)pyrene | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Benzo(a)pyrene | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Pentachlorophenol | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Pentachlorophenol | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Pentachlorophenol | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Pentachlorophenol | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Total Polychlorinated Biphenyls (PCB) | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Total Polychlorinated Biphenyls (PCB) | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Total Polychlorinated Biphenyls (PCB) | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Total Polychlorinated Biphenyls (PCB) | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| ETHYLENE DIBROMIDE | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| ETHYLENE DIBROMIDE | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| ETHYLENE DIBROMIDE | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| ETHYLENE DIBROMIDE | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Chlordane | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Chlordane | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Chlordane | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Chlordane | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | N/A |
| Nitrate | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Nitrate | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Nitrate | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Nitrate | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Radium-228 | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | Increased risk of cancer |
| Radium-228 | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | Increased risk of cancer |
| Radium-228 | Monitoring | N/A | N/A | Dec 31, 2021 | Resolved | Increased risk of cancer |
| Consumer Confidence Rule | Monitoring | N/A | N/A | Jun 30, 2021 | Resolved | N/A |
| Consumer Confidence Rule | Monitoring | N/A | N/A | Jun 30, 2021 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2025(9)
Public Notice
76
Public Notice
76
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Public Notice
76
Public Notice
76
Public Notice
76
2024(46)
Public Notice
76
Public Notice
76
Public Notice
76
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Public Notice
76
Public Notice
76
Public Notice
76
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Consumer Confidence Rule
71
Consumer Confidence Rule
71
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Nitrate
03
Nitrate
03
Nitrate
03
Public Notice
76
Public Notice
76
Public Notice
76
Public Notice
76
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Nitrate
03
Nitrate
03
Nitrate
03
Stage 1 Disinfectants and Disinfection Byproducts Rule
12
Stage 1 Disinfectants and Disinfection Byproducts Rule
12
Stage 1 Disinfectants and Disinfection Byproducts Rule
12
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
2023(150)
Total Haloacetic Acids (HAA5)
27
Total Haloacetic Acids (HAA5)
27
Total Haloacetic Acids (HAA5)
27
Total Haloacetic Acids (HAA5)
27
TTHM
27
TTHM
27
TTHM
27
TTHM
27
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Heptachlor epoxide
03
Heptachlor
03
Chlordane
03
Atrazine
03
Chlordane
03
Chlordane
03
Atrazine
03
Atrazine
03
Di(2-ethylhexyl) adipate
03
Di(2-ethylhexyl) adipate
03
Heptachlor epoxide
03
OXAMYL
03
BHC-GAMMA
03
BHC-GAMMA
03
BHC-GAMMA
03
Di(2-ethylhexyl) phthalate
03
Di(2-ethylhexyl) phthalate
03
Di(2-ethylhexyl) phthalate
03
OXAMYL
03
OXAMYL
03
Total Polychlorinated Biphenyls (PCB)
03
Total Polychlorinated Biphenyls (PCB)
03
Heptachlor
03
Heptachlor epoxide
03
Heptachlor
03
Total Polychlorinated Biphenyls (PCB)
03
Aldicarb sulfoxide
03
Aldicarb sulfoxide
03
Aldicarb sulfoxide
03
Di(2-ethylhexyl) adipate
03
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Endrin
03
Endrin
03
Endrin
03
Toxaphene
03
Toxaphene
03
Toxaphene
03
Simazine
03
Simazine
03
Simazine
03
Picloram
03
Picloram
03
Picloram
03
Dinoseb
03
Dinoseb
03
Dinoseb
03
Hexachlorocyclopentadiene
03
Hexachlorocyclopentadiene
03
Hexachlorocyclopentadiene
03
Aldicarb sulfone
03
Aldicarb sulfone
03
Aldicarb sulfone
03
Carbofuran
03
Carbofuran
03
Carbofuran
03
Aldicarb
03
Aldicarb
03
Aldicarb
03
LASSO
03
LASSO
03
LASSO
03
2,4-D
03
2,4-D
03
2,4-D
03
2,4,5-TP
03
2,4,5-TP
03
2,4,5-TP
03
HEXACHLOROBENZENE
03
HEXACHLOROBENZENE
03
HEXACHLOROBENZENE
03
Benzo(a)pyrene
03
Benzo(a)pyrene
03
Benzo(a)pyrene
03
ETHYLENE DIBROMIDE
03
ETHYLENE DIBROMIDE
03
ETHYLENE DIBROMIDE
03
Methoxychlor
03
Methoxychlor
03
Methoxychlor
03
Dalapon
03
Dalapon
03
Dalapon
03
Pentachlorophenol
03
Pentachlorophenol
03
Pentachlorophenol
03
Nitrate
03
Nitrate
03
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Nitrate
03
Public Notice
76
Public Notice
76
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Public Notice
75
Public Notice
75
Public Notice
75
Public Notice
76
Public Notice
76
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Lead and Copper Rule
52
Lead and Copper Rule
52
Lead and Copper Rule
52
Public Notice
75
Public Notice
75
Public Notice
75
Public Notice
76
Public Notice
76
Public Notice
76
Revised Total Coliform Rule
2A
Revised Total Coliform Rule
2A
Revised Total Coliform Rule
2A
Nitrate
03
Nitrate
03
Nitrate
03
Public Notice
76
Public Notice
76
Public Notice
76
Public Notice
76
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Public Notice
76
Public Notice
76
Public Notice
76
Public Notice
76
Revised Total Coliform Rule
5A
Revised Total Coliform Rule
5A
Revised Total Coliform Rule
5A
Revised Total Coliform Rule
5A
2022(131)
Atrazine
03
Heptachlor
03
2,4-D
03
Pentachlorophenol
03
Pentachlorophenol
03
Pentachlorophenol
03
Pentachlorophenol
03
Atrazine
03
Atrazine
03
Atrazine
03
Simazine
03
Simazine
03
Simazine
03
2,4-D
03
Nitrate
03
Nitrate
03
Nitrate
03
Simazine
03
LASSO
03
Total Polychlorinated Biphenyls (PCB)
03
Total Polychlorinated Biphenyls (PCB)
03
Dalapon
03
Dalapon
03
Dalapon
03
Dalapon
03
Total Polychlorinated Biphenyls (PCB)
03
Total Polychlorinated Biphenyls (PCB)
03
LASSO
03
LASSO
03
LASSO
03
Dinoseb
03
Dinoseb
03
Dinoseb
03
Di(2-ethylhexyl) adipate
03
Di(2-ethylhexyl) adipate
03
Di(2-ethylhexyl) adipate
03
Dinoseb
03
Heptachlor
03
Heptachlor
03
Heptachlor
03
2,4-D
03
Picloram
03
Picloram
03
Picloram
03
Di(2-ethylhexyl) adipate
03
Picloram
03
Aldicarb sulfoxide
03
Aldicarb sulfoxide
03
Aldicarb sulfoxide
03
Aldicarb sulfoxide
03
2,4-D
03
Nitrate
03
BHC-GAMMA
03
BHC-GAMMA
03
BHC-GAMMA
03
BHC-GAMMA
03
Methoxychlor
03
Methoxychlor
03
Methoxychlor
03
Methoxychlor
03
OXAMYL
03
OXAMYL
03
OXAMYL
03
OXAMYL
03
Di(2-ethylhexyl) phthalate
03
Di(2-ethylhexyl) phthalate
03
Di(2-ethylhexyl) phthalate
03
Di(2-ethylhexyl) phthalate
03
Hexachlorocyclopentadiene
03
Hexachlorocyclopentadiene
03
Hexachlorocyclopentadiene
03
Hexachlorocyclopentadiene
03
Aldicarb sulfone
03
Aldicarb sulfone
03
Aldicarb sulfone
03
Aldicarb sulfone
03
Carbofuran
03
Carbofuran
03
Carbofuran
03
Carbofuran
03
Aldicarb
03
Aldicarb
03
Aldicarb
03
Aldicarb
03
Heptachlor epoxide
03
Heptachlor epoxide
03
Heptachlor epoxide
03
Heptachlor epoxide
03
2,4,5-TP
03
2,4,5-TP
03
2,4,5-TP
03
2,4,5-TP
03
HEXACHLOROBENZENE
03
HEXACHLOROBENZENE
03
HEXACHLOROBENZENE
03
HEXACHLOROBENZENE
03
Benzo(a)pyrene
03
Benzo(a)pyrene
03
Benzo(a)pyrene
03
Benzo(a)pyrene
03
ETHYLENE DIBROMIDE
03
ETHYLENE DIBROMIDE
03
ETHYLENE DIBROMIDE
03
ETHYLENE DIBROMIDE
03
Toxaphene
03
Toxaphene
03
Toxaphene
03
Toxaphene
03
Chlordane
03
Chlordane
03
Chlordane
03
Chlordane
03
Endrin
03
Endrin
03
Endrin
03
Endrin
03
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Nitrate
03
Nitrate
03
Nitrate
03
Lead and Copper Rule
52
Lead and Copper Rule
52
Lead and Copper Rule
52
Revised Total Coliform Rule
5A
Revised Total Coliform Rule
5A
Revised Total Coliform Rule
5A
2021(130)
Combined Uranium
03
HEXACHLOROBENZENE
03
Combined Uranium
03
2,4,5-TP
03
2,4,5-TP
03
2,4,5-TP
03
2,4,5-TP
03
Aldicarb
03
Aldicarb
03
Aldicarb
03
Aldicarb
03
Picloram
03
Picloram
03
Picloram
03
Combined Uranium
03
Heptachlor epoxide
03
Heptachlor epoxide
03
Di(2-ethylhexyl) phthalate
03
Di(2-ethylhexyl) phthalate
03
Di(2-ethylhexyl) phthalate
03
Di(2-ethylhexyl) phthalate
03
Combined Radium (-226 and -228)
03
Combined Radium (-226 and -228)
03
Combined Radium (-226 and -228)
03
Methoxychlor
03
Methoxychlor
03
Methoxychlor
03
Methoxychlor
03
Heptachlor epoxide
03
Heptachlor epoxide
03
Dalapon
03
Dalapon
03
Dalapon
03
Dalapon
03
Carbofuran
03
Carbofuran
03
Carbofuran
03
Carbofuran
03
Heptachlor
03
Heptachlor
03
Atrazine
03
HEXACHLOROBENZENE
03
HEXACHLOROBENZENE
03
HEXACHLOROBENZENE
03
Heptachlor
03
Heptachlor
03
Radium-226
03
Radium-226
03
Radium-226
03
Atrazine
03
Atrazine
03
Atrazine
03
Picloram
03
Endrin
03
Endrin
03
Endrin
03
Endrin
03
BHC-GAMMA
03
BHC-GAMMA
03
BHC-GAMMA
03
BHC-GAMMA
03
Toxaphene
03
Toxaphene
03
Toxaphene
03
Toxaphene
03
Di(2-ethylhexyl) adipate
03
Di(2-ethylhexyl) adipate
03
Di(2-ethylhexyl) adipate
03
Di(2-ethylhexyl) adipate
03
OXAMYL
03
OXAMYL
03
OXAMYL
03
OXAMYL
03
Simazine
03
Simazine
03
Simazine
03
Simazine
03
Dinoseb
03
Dinoseb
03
Dinoseb
03
Dinoseb
03
Hexachlorocyclopentadiene
03
Hexachlorocyclopentadiene
03
Hexachlorocyclopentadiene
03
Hexachlorocyclopentadiene
03
Aldicarb sulfoxide
03
Aldicarb sulfoxide
03
Aldicarb sulfoxide
03
Aldicarb sulfoxide
03
Aldicarb sulfone
03
Aldicarb sulfone
03
Aldicarb sulfone
03
Aldicarb sulfone
03
LASSO
03
LASSO
03
LASSO
03
LASSO
03
2,4-D
03
2,4-D
03
2,4-D
03
2,4-D
03
Benzo(a)pyrene
03
Benzo(a)pyrene
03
Benzo(a)pyrene
03
Benzo(a)pyrene
03
Pentachlorophenol
03
Pentachlorophenol
03
Pentachlorophenol
03
Pentachlorophenol
03
Total Polychlorinated Biphenyls (PCB)
03
Total Polychlorinated Biphenyls (PCB)
03
Total Polychlorinated Biphenyls (PCB)
03
Total Polychlorinated Biphenyls (PCB)
03
ETHYLENE DIBROMIDE
03
ETHYLENE DIBROMIDE
03
ETHYLENE DIBROMIDE
03
ETHYLENE DIBROMIDE
03
Chlordane
03
Chlordane
03
Chlordane
03
Chlordane
03
Nitrate
03
Nitrate
03
Nitrate
03
Nitrate
03
Radium-228
03
Radium-228
03
Radium-228
03
Consumer Confidence Rule
71
Consumer Confidence Rule
71
How Does This Compare?
LITTLETON (80125) has 466 recorded violations, including 6 health-based. 1 remains unresolved. Consider testing your tap water independently for added peace of mind.
Recommended Water Filters
Based on the contaminants detected in your area, these filter types may help improve your water quality.
Reverse Osmosis System
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
Activated Carbon Filter
Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.
Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor
Look for:NSF/ANSI 42 & 53 certified
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) certified
Always look for filters certified by NSF International for the specific contaminants you want to remove.