| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 2607560 | Known | 01-OCT-2025 | 31-DEC-2025 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 2424614 | Returned to Compliance | 01-APR-2024 | 30-JUN-2024 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 2424615 | Returned to Compliance | 01-APR-2024 | 30-JUN-2024 | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 2408071 | Returned to Compliance | 11-DEC-2023 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 2403337 | Returned to Compliance | 11-NOV-2023 | - | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 2320885 | Returned to Compliance | 01-JAN-2023 | 31-MAR-2023 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 2320886 | Returned to Compliance | 01-JAN-2023 | 31-MAR-2023 | No |
| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 2302990 | Returned to Compliance | 01-NOV-2022 | 30-NOV-2022 | No |
| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 2301686 | Returned to Compliance | 01-OCT-2022 | 31-OCT-2022 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 2310644 | Returned to Compliance | 01-OCT-2022 | 31-DEC-2022 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 2310645 | Returned to Compliance | 01-OCT-2022 | 31-DEC-2022 | No |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 2102156 | Returned to Compliance | 01-OCT-2020 | - | Yes |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 1819640 | Returned to Compliance | 11-JUL-2018 | - | No |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 1819641 | Returned to Compliance | 01-MAY-2018 | 31-MAY-2018 | Yes |
| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 1643543 | Returned to Compliance | 01-SEP-2016 | 30-SEP-2016 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 1643544 | Returned to Compliance | 01-SEP-2016 | 30-SEP-2016 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 1643540 | Returned to Compliance | 01-JUL-2016 | 30-SEP-2016 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 1643541 | Returned to Compliance | 01-JUL-2016 | 30-SEP-2016 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1643542 | Returned to Compliance | 01-JUL-2016 | 30-SEP-2016 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 1623351 | Returned to Compliance | 01-APR-2016 | 30-JUN-2016 | No |
| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 1622087 | Returned to Compliance | 01-APR-2016 | 30-APR-2016 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 1530191 | Returned to Compliance | 01-JUL-2015 | 30-SEP-2015 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1530192 | Returned to Compliance | 01-JUL-2015 | 30-SEP-2015 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 1337597 | Returned to Compliance | 01-APR-2013 | 30-JUN-2013 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 0920657 | Returned to Compliance | 01-AUG-2009 | 31-AUG-2009 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 0920656 | Returned to Compliance | 01-JUL-2009 | 30-SEP-2009 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 0914288 | Returned to Compliance | 01-MAR-2009 | 31-MAR-2009 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 0914286 | Returned to Compliance | 01-MAR-2009 | 31-MAR-2009 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 0914287 | Returned to Compliance | 01-JAN-2009 | 31-MAR-2009 | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 0824122 | Returned to Compliance | 10-NOV-2008 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 0824123 | Returned to Compliance | 10-NOV-2008 | - | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 0824121 | Returned to Compliance | 01-SEP-2008 | 30-SEP-2008 | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 0824124 | Returned to Compliance | 01-SEP-2008 | 30-SEP-2008 | Yes |
| MR | Monitoring, Repeat Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 0820831 | Returned to Compliance | 01-JUL-2008 | 31-JUL-2008 | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 0729957 | Returned to Compliance | 10-NOV-2007 | - | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 0729956 | Returned to Compliance | 01-SEP-2007 | 30-SEP-2007 | Yes |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 0627055 | Returned to Compliance | 01-JUL-2006 | - | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Combined Uranium | 0619153 | Returned to Compliance | 01-JAN-2006 | 31-MAR-2006 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Radium-226 | 0619154 | Returned to Compliance | 01-JAN-2006 | 31-MAR-2006 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Radium-228 | 0619155 | Returned to Compliance | 01-JAN-2006 | 31-MAR-2006 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 0614802 | Returned to Compliance | 01-JAN-2006 | 31-MAR-2006 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 0614801 | Returned to Compliance | 01-JAN-2006 | 31-JAN-2006 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 0619152 | Returned to Compliance | 01-JAN-2006 | 31-MAR-2006 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 0522476 | Returned to Compliance | 01-JAN-2005 | 31-MAR-2005 | No |
| Other | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | Consumer Confidence Rule | 0505634 | Returned to Compliance | 01-OCT-2004 | - | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 0500883 | Returned to Compliance | 01-OCT-2004 | 31-DEC-2004 | No |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 0332738 | Returned to Compliance | 01-JUL-2003 | - | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Simazine | 0309725 | Returned to Compliance | 01-JAN-2002 | 31-DEC-2002 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Styrene | 0309746 | Returned to Compliance | 01-JAN-2002 | 31-DEC-2002 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Ethylbenzene | 0309745 | Returned to Compliance | 01-JAN-2002 | 31-DEC-2002 | No |