| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 445 | Returned to Compliance | 16-JAN-2026 | - | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 447 | Known | 01-JAN-2026 | 31-MAR-2026 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 446 | Known | 01-JAN-2026 | 31-MAR-2026 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 444 | Returned to Compliance | 01-NOV-2024 | 30-NOV-2024 | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 443 | Returned to Compliance | 20-JAN-2024 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 442 | Returned to Compliance | 15-FEB-2023 | - | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 441 | Returned to Compliance | 01-JAN-2023 | 31-JAN-2023 | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 426 | Returned to Compliance | 13-DEC-2022 | - | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 423 | Returned to Compliance | 01-JUL-2022 | 30-SEP-2022 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 422 | Returned to Compliance | 01-MAR-2022 | 31-MAY-2022 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 420 | Returned to Compliance | 01-MAR-2022 | 31-MAR-2022 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 421 | Returned to Compliance | 01-MAR-2022 | 31-MAY-2022 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 419 | Returned to Compliance | 01-FEB-2022 | 28-FEB-2022 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 418 | Returned to Compliance | 01-JAN-2022 | 31-JAN-2022 | No |
| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 415 | Returned to Compliance | 01-OCT-2021 | 31-OCT-2021 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 417 | Returned to Compliance | 01-JAN-2021 | 31-MAR-2021 | No |
| TT | Treatment Technique Precursor Removal | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 408 | Returned to Compliance | 01-JAN-2009 | 31-MAR-2009 | Yes |
| TT | Treatment Technique No Certif. Operator | Stage 1 Disinfectants and Disinfection Byproducts Rule | Stage 1 Disinfectants and Disinfection Byproducts Rule | 407 | Returned to Compliance | 28-JUL-2008 | - | Yes |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 405 | Returned to Compliance | 01-JAN-2008 | 31-MAR-2008 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 304 | Returned to Compliance | 01-APR-2004 | 30-JUN-2004 | No |
| MR | Monitoring, Repeat Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 102 | Known | 01-JUN-2002 | 30-JUN-2002 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 202 | Returned to Compliance | 01-APR-2002 | 30-JUN-2002 | No |