| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 420824 | Open | 15-AUG-2025 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 420825 | Open | 15-AUG-2025 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 420823 | Open | 16-MAY-2025 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 420822 | Open | 16-MAY-2025 | - | No |
| Other | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | Consumer Confidence Rule | 420821 | Open | 01-OCT-2024 | - | No |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 420820 | Open | 01-JUL-2024 | - | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 420818 | Known | 01-APR-2024 | 30-JUN-2024 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 420819 | Known | 01-APR-2024 | 30-JUN-2024 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 420816 | Known | 01-JAN-2024 | 31-MAR-2024 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 420817 | Known | 01-JAN-2024 | 31-MAR-2024 | No |
| TT | Failure To Address Deficiency | Long Term 2 Enhanced Surface Water Treatment Rule | Long Term 2 Enhanced Surface Water Treatment Rule | 420810 | Open | 02-JUN-2022 | - | Yes |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 420808 | Returned to Compliance | 01-JUN-2021 | 31-AUG-2021 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 420807 | Returned to Compliance | 01-JUN-2021 | 31-AUG-2021 | No |
| MR | Failure Submit IDSE/Subpart V Plan Rpt | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 420804 | Returned to Compliance | 01-APR-2021 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 420805 | Returned to Compliance | 01-APR-2021 | 30-JUN-2021 | Yes |
| TT | Failure To Address Deficiency | Long Term 2 Enhanced Surface Water Treatment Rule | Long Term 2 Enhanced Surface Water Treatment Rule | 420802 | Open | 01-JAN-2021 | - | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 420803 | Returned to Compliance | 01-JAN-2021 | 31-MAR-2021 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 420801 | Returned to Compliance | 01-OCT-2020 | 31-DEC-2020 | Yes |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 420800 | Returned to Compliance | 01-JUL-2020 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 420799 | Returned to Compliance | 01-JAN-2019 | 31-MAR-2019 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 420798 | Returned to Compliance | 01-OCT-2018 | 31-DEC-2018 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 420797 | Returned to Compliance | 01-JUL-2018 | 30-SEP-2018 | Yes |
| Other | Failure to Consult with State | Long Term 2 Enhanced Surface Water Treatment Rule | Long Term 2 Enhanced Surface Water Treatment Rule | 420796 | Returned to Compliance | 08-MAY-2016 | - | No |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 1V02 | Returned to Compliance | 01-JUL-2002 | 19-JUL-2002 | No |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 1V01 | Returned to Compliance | 01-JUL-2001 | 25-JUL-2001 | No |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 1V00 | Returned to Compliance | 01-JUL-2000 | 06-JUL-2000 | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 420795 | Returned to Compliance | 01-AUG-1995 | 31-AUG-1995 | Yes |
| MR | Initial Tap Sampling for Pb and Cu | Lead and Copper Rule | Lead and Copper Rule | 194 | Returned to Compliance | 01-JAN-1994 | 31-JAN-1994 | No |