| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 2511950 | Returned to Compliance | 01-JAN-2025 | 31-JAN-2025 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Ground Water Rule | Groundwater Rule | 2303169 | Returned to Compliance | 01-NOV-2022 | 30-NOV-2022 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 2303164 | Returned to Compliance | 01-NOV-2022 | 30-NOV-2022 | No |
| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 2303162 | Returned to Compliance | 01-NOV-2022 | 30-NOV-2022 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 2263317 | Returned to Compliance | 01-JUL-2022 | 30-SEP-2022 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 2126828 | Returned to Compliance | 01-APR-2021 | 30-JUN-2021 | Yes |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 2117859 | Returned to Compliance | 01-MAR-2021 | 31-MAR-2021 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1,2-Trichloroethane | 2110686 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Trichloroethylene | 2110685 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2-Dichloropropane | 2110684 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Carbon tetrachloride | 2110683 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1,1-Trichloroethane | 2110682 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2-Dichloroethane | 2110681 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | trans-1,2-Dichloroethylene | 2110680 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1-Dichloroethylene | 2110679 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | p-Dichlorobenzene | 2110678 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | o-Dichlorobenzene | 2110677 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | DICHLOROMETHANE | 2110676 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Xylenes, Total | 2110675 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | cis-1,2-Dichloroethylene | 2110674 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | CHLOROBENZENE | 2110688 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Benzene | 2110689 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Toluene | 2110690 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Ethylbenzene | 2110691 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Styrene | 2110692 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2,4-Trichlorobenzene | 2110673 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Tetrachloroethylene | 2110687 | Returned to Compliance | 01-JAN-2020 | 31-DEC-2020 | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 1901787 | Returned to Compliance | 11-OCT-2018 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 1901785 | Returned to Compliance | 11-OCT-2018 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 1901788 | Returned to Compliance | 11-OCT-2018 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 1901786 | Returned to Compliance | 11-OCT-2018 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 1901789 | Returned to Compliance | 11-OCT-2018 | - | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Total Polychlorinated Biphenyls (PCB) | 1737383 | Returned to Compliance | 01-JUL-2017 | 30-SEP-2017 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Total Polychlorinated Biphenyls (PCB) | 1737379 | Returned to Compliance | 01-JUL-2017 | 30-SEP-2017 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Total Polychlorinated Biphenyls (PCB) | 1737381 | Returned to Compliance | 01-JUL-2017 | 30-SEP-2017 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 1737376 | Returned to Compliance | 01-JUL-2017 | 30-SEP-2017 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1737377 | Returned to Compliance | 01-JUL-2017 | 30-SEP-2017 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Total Polychlorinated Biphenyls (PCB) | 1737387 | Returned to Compliance | 01-JUL-2017 | 30-SEP-2017 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Total Polychlorinated Biphenyls (PCB) | 1737385 | Returned to Compliance | 01-JUL-2017 | 30-SEP-2017 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Benzene | 1728547 | Returned to Compliance | 01-APR-2017 | 30-JUN-2017 | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 1728551 | Returned to Compliance | 01-APR-2017 | 30-JUN-2017 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Tetrachloroethylene | 1728545 | Returned to Compliance | 01-APR-2017 | 30-JUN-2017 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1,2-Trichloroethane | 1728544 | Returned to Compliance | 01-APR-2017 | 30-JUN-2017 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Trichloroethylene | 1728543 | Returned to Compliance | 01-APR-2017 | 30-JUN-2017 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2-Dichloropropane | 1728542 | Returned to Compliance | 01-APR-2017 | 30-JUN-2017 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Carbon tetrachloride | 1728541 | Returned to Compliance | 01-APR-2017 | 30-JUN-2017 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1,1-Trichloroethane | 1728540 | Returned to Compliance | 01-APR-2017 | 30-JUN-2017 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2-Dichloroethane | 1728539 | Returned to Compliance | 01-APR-2017 | 30-JUN-2017 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | trans-1,2-Dichloroethylene | 1728538 | Returned to Compliance | 01-APR-2017 | 30-JUN-2017 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1-Dichloroethylene | 1728537 | Returned to Compliance | 01-APR-2017 | 30-JUN-2017 | No |