| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 4009468 | Known | 01-OCT-2025 | 31-DEC-2025 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 4009469 | Known | 01-OCT-2025 | 31-DEC-2025 | Yes |
| Other | Public Notification Violation without NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 4009464 | Returned to Compliance | 02-SEP-2025 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 4009463 | Known | 01-JUL-2025 | 30-SEP-2025 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 4009462 | Known | 01-JUL-2025 | 30-SEP-2025 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 4009461 | Known | 01-APR-2025 | 30-JUN-2025 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 4009460 | Known | 01-APR-2025 | 30-JUN-2025 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 4009458 | Known | 01-JAN-2025 | 31-MAR-2025 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 4009459 | Known | 01-JAN-2025 | 31-MAR-2025 | Yes |
| MR | Lead Consumer Notice | Lead and Copper Rule | Lead and Copper Rule | 4009457 | Returned to Compliance | 01-JAN-2025 | - | No |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 4009456 | Returned to Compliance | 01-DEC-2024 | 31-DEC-2024 | Yes |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 4009453 | Returned to Compliance | 04-OCT-2024 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 4009454 | Known | 01-OCT-2024 | 31-DEC-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 4009455 | Known | 01-OCT-2024 | 31-DEC-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 4009451 | Known | 01-JUL-2024 | 30-SEP-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 4009452 | Known | 01-JUL-2024 | 30-SEP-2024 | Yes |
| MR | Failure Submit IDSE/Subpart V Plan Rpt | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 4009448 | Returned to Compliance | 03-JUN-2024 | - | No |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 4009450 | Returned to Compliance | 01-MAY-2024 | 31-MAY-2024 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 4009449 | Returned to Compliance | 01-MAY-2024 | 31-MAY-2024 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 4009447 | Known | 01-APR-2024 | 30-JUN-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 4009446 | Known | 01-APR-2024 | 30-JUN-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 4009444 | Known | 01-JAN-2024 | 31-MAR-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 4009445 | Known | 01-JAN-2024 | 31-MAR-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 4009443 | Known | 01-OCT-2023 | 31-DEC-2023 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 4009442 | Known | 01-OCT-2023 | 31-DEC-2023 | Yes |
| Other | Public Notification Violation without NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 4009438 | Returned to Compliance | 18-APR-2023 | - | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 4009437 | Returned to Compliance | 01-DEC-2022 | 31-DEC-2022 | No |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 4009436 | Returned to Compliance | 01-DEC-2022 | 31-DEC-2022 | No |
| Other | Public Notification Violation without NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 4009433 | Returned to Compliance | 18-OCT-2022 | - | No |
| TT | Failure To Address Deficiency | Ground Water Rule | Groundwater Rule | 4009440 | Returned to Compliance | 16-OCT-2022 | - | Yes |
| TT | Failure To Address Deficiency | Ground Water Rule | Groundwater Rule | 4009441 | Returned to Compliance | 16-OCT-2022 | - | Yes |
| TT | Failure To Address Deficiency | Ground Water Rule | Groundwater Rule | 4009439 | Returned to Compliance | 16-OCT-2022 | - | Yes |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 4009435 | Returned to Compliance | 01-OCT-2022 | 31-OCT-2022 | No |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 4009434 | Returned to Compliance | 01-OCT-2022 | 31-OCT-2022 | No |
| Other | Public Notification Violation without NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 4009432 | Returned to Compliance | 18-JUL-2022 | - | No |
| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 4009425 | Returned to Compliance | 01-DEC-2021 | 31-DEC-2021 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 4009424 | Returned to Compliance | 01-DEC-2021 | 31-DEC-2021 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 4009426 | Returned to Compliance | 01-OCT-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 2,4-D | 4009423 | Returned to Compliance | 01-JUL-2021 | 30-SEP-2021 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Hexachlorocyclopentadiene | 4009419 | Returned to Compliance | 01-JUL-2016 | 30-SEP-2016 | No |
| TT | Single Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 4009418 | Returned to Compliance | 01-APR-2015 | 30-APR-2015 | Yes |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 4009416 | Returned to Compliance | 01-JAN-2015 | 31-MAR-2015 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 4009417 | Returned to Compliance | 01-JAN-2015 | 31-MAR-2015 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 4009413 | Returned to Compliance | 01-AUG-2014 | 31-AUG-2014 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 4009414 | Returned to Compliance | 01-JUL-2014 | 30-SEP-2014 | No |
| MR | Monitoring, Routine (IDSE) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Stage 2 Disinfectants and Disinfection Byproducts Rule | 4009408 | Returned to Compliance | 01-APR-2008 | - | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 4009208 | Returned to Compliance | 01-SEP-2007 | 30-SEP-2007 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 4009108 | Returned to Compliance | 01-JUL-2007 | 30-SEP-2007 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 4009008 | Returned to Compliance | 01-APR-2007 | 30-JUN-2007 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 4008907 | Returned to Compliance | 01-JAN-2007 | 31-MAR-2007 | Yes |