| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Ground Water Rule | Groundwater Rule | 2518290 | Returned to Compliance | 01-APR-2025 | 30-APR-2025 | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 2423777 | Returned to Compliance | 01-AUG-2024 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 2423776 | Returned to Compliance | 01-APR-2024 | 30-JUN-2024 | Yes |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 2418713 | Returned to Compliance | 01-APR-2024 | 30-APR-2024 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 2416477 | Returned to Compliance | 01-MAR-2024 | 31-MAR-2024 | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 2337766 | Returned to Compliance | 23-OCT-2023 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 2337765 | Returned to Compliance | 01-JUL-2023 | 30-SEP-2023 | Yes |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 2326864 | Returned to Compliance | 01-APR-2023 | 30-JUN-2023 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Ground Water Rule | Groundwater Rule | 2224962 | Returned to Compliance | 01-MAY-2022 | 31-MAY-2022 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 2232625 | Returned to Compliance | 01-APR-2022 | 30-JUN-2022 | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrite | 2309002 | Returned to Compliance | 01-JAN-2022 | 31-DEC-2022 | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 2309001 | Returned to Compliance | 01-JAN-2022 | 31-DEC-2022 | No |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 2215952 | Returned to Compliance | 01-JAN-2022 | 31-JAN-2022 | No |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 2203263 | Returned to Compliance | 01-NOV-2021 | 30-NOV-2021 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 2128499 | Returned to Compliance | 01-JUL-2021 | 31-JUL-2021 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Thallium, Total | 2208318 | Returned to Compliance | 01-JAN-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Beryllium, Total | 2208317 | Returned to Compliance | 01-JAN-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Barium | 2208308 | Returned to Compliance | 01-JAN-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Selenium | 2208315 | Returned to Compliance | 01-JAN-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Nickel | 2208314 | Returned to Compliance | 01-JAN-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Mercury | 2208313 | Returned to Compliance | 01-JAN-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Fluoride | 2208312 | Returned to Compliance | 01-JAN-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | CYANIDE | 2208311 | Returned to Compliance | 01-JAN-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Cadmium | 2208309 | Returned to Compliance | 01-JAN-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Chromium | 2208310 | Returned to Compliance | 01-JAN-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Arsenic Rule | Arsenic | 2208307 | Returned to Compliance | 01-JAN-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Antimony, Total | 2208316 | Returned to Compliance | 01-JAN-2021 | 31-DEC-2021 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 2044842 | Returned to Compliance | 01-JUL-2020 | 30-SEP-2020 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 2042602 | Returned to Compliance | 01-JUL-2020 | 30-SEP-2020 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 1932392 | Returned to Compliance | 01-JUL-2019 | 31-JUL-2019 | No |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 1932391 | Returned to Compliance | 01-JUL-2019 | - | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Heptachlor | 1937962 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 2,3,7,8-TCDD | 1937961 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | LASSO | 1937960 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Atrazine | 1937959 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Carbofuran | 1937958 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Hexachlorocyclopentadiene | 1937957 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Dinoseb | 1937956 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Picloram | 1937955 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Di(2-ethylhexyl) phthalate | 1937954 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Simazine | 1937953 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | OXAMYL | 1937952 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Di(2-ethylhexyl) adipate | 1937951 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Glyphosate | 1937950 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Endothall | 1937949 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Diquat | 1937948 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Dalapon | 1937947 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Toxaphene | 1937946 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Methoxychlor | 1937945 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | BHC-GAMMA | 1937944 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | No |