| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Ground Water Rule | Groundwater Rule | 2611710 | Returned to Compliance | 01-JAN-2026 | 31-JAN-2026 | No |
| MR | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | Lead and Copper Rule | 2529413 | Open | 01-OCT-2025 | - | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Ground Water Rule | Groundwater Rule | 2519053 | Returned to Compliance | 01-APR-2025 | 30-APR-2025 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 2433393 | Returned to Compliance | 01-JUL-2024 | 30-SEP-2024 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 2433392 | Returned to Compliance | 01-JUL-2024 | 30-SEP-2024 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 2409125 | Returned to Compliance | 01-OCT-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 2409124 | Returned to Compliance | 01-OCT-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 2409126 | Returned to Compliance | 01-OCT-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 2409127 | Returned to Compliance | 01-OCT-2023 | 31-DEC-2023 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Ground Water Rule | Groundwater Rule | 2323324 | Returned to Compliance | 01-APR-2023 | 30-APR-2023 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Ground Water Rule | Groundwater Rule | 2263539 | Returned to Compliance | 01-SEP-2022 | 30-SEP-2022 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Ground Water Rule | Groundwater Rule | 2232464 | Returned to Compliance | 01-JUN-2022 | 30-JUN-2022 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Ground Water Rule | Groundwater Rule | 2225546 | Returned to Compliance | 01-MAY-2022 | 31-MAY-2022 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Ground Water Rule | Groundwater Rule | 2303306 | Returned to Compliance | 01-APR-2022 | 30-APR-2022 | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrite | 2211811 | Returned to Compliance | 01-OCT-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 2211808 | Returned to Compliance | 01-OCT-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrite | 2211807 | Returned to Compliance | 01-OCT-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 2211810 | Returned to Compliance | 01-OCT-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 2211806 | Returned to Compliance | 01-OCT-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrite | 2211809 | Returned to Compliance | 01-OCT-2021 | 31-DEC-2021 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Ground Water Rule | Groundwater Rule | 2122022 | Returned to Compliance | 01-MAY-2021 | 31-MAY-2021 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Ground Water Rule | Groundwater Rule | 2111060 | Returned to Compliance | 01-AUG-2020 | 31-AUG-2020 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Ground Water Rule | Groundwater Rule | 2037147 | Returned to Compliance | 01-JUL-2020 | 31-JUL-2020 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Ground Water Rule | Groundwater Rule | 2031466 | Returned to Compliance | 01-JUN-2020 | 30-JUN-2020 | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 1702264 | Returned to Compliance | 11-OCT-2016 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 1702265 | Returned to Compliance | 11-OCT-2016 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 1702263 | Returned to Compliance | 11-OCT-2016 | - | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 1633817 | Returned to Compliance | 01-JUN-2016 | 30-JUN-2016 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 1633816 | Returned to Compliance | 01-APR-2016 | 30-JUN-2016 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 1531112 | Returned to Compliance | 01-SEP-2015 | 30-SEP-2015 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 1531110 | Returned to Compliance | 01-SEP-2015 | 30-SEP-2015 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 1531111 | Returned to Compliance | 01-JUL-2015 | 30-SEP-2015 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1523649 | Returned to Compliance | 01-APR-2015 | 30-JUN-2015 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Ground Water Rule | Groundwater Rule | 1420946 | Returned to Compliance | 01-MAR-2014 | 31-MAR-2014 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 0801984 | Returned to Compliance | 01-NOV-2007 | 30-NOV-2007 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 0801986 | Returned to Compliance | 01-NOV-2007 | 30-NOV-2007 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 0801985 | Returned to Compliance | 01-OCT-2007 | 31-DEC-2007 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 0719589 | Returned to Compliance | 01-APR-2007 | 30-APR-2007 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 0719591 | Returned to Compliance | 01-APR-2007 | 30-APR-2007 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 0719590 | Returned to Compliance | 01-APR-2007 | 30-JUN-2007 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 0534452 | Returned to Compliance | 01-JUL-2005 | 31-JUL-2005 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 0534450 | Returned to Compliance | 01-JUL-2005 | 31-JUL-2005 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 0534451 | Returned to Compliance | 01-JUL-2005 | 30-SEP-2005 | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 0224211 | Returned to Compliance | 01-JUL-2002 | 30-SEP-2002 | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 0134581 | Returned to Compliance | 01-AUG-2001 | 31-AUG-2001 | Yes |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 0100971 | Returned to Compliance | 01-OCT-2000 | 31-OCT-2000 | No |
| MCL | Maximum Contaminant Level Violation, Average | Nitrate Rule | Nitrate | 9845260 | Returned to Compliance | 01-JAN-1998 | 31-MAR-1998 | Yes |
| MCL | Maximum Contaminant Level Violation, Single Sample | Nitrate Rule | Nitrate | 9837714 | Returned to Compliance | 01-OCT-1997 | 31-DEC-1997 | Yes |
| MR | Monitoring, Check/Repeat/Confirmation | Nitrate Rule | Nitrate | 9837715 | Returned to Compliance | 01-OCT-1997 | 31-DEC-1997 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 9656364 | Returned to Compliance | 01-SEP-1996 | 30-SEP-1996 | No |