| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 432 | Known | 01-OCT-2025 | 31-DEC-2025 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 426 | Known | 01-JUL-2025 | 30-SEP-2025 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 422 | Known | 01-APR-2025 | 30-JUN-2025 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 404 | Known | 01-JAN-2025 | 31-MAR-2025 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 405 | Known | 01-OCT-2024 | 31-DEC-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 400 | Known | 01-JUL-2024 | 30-SEP-2024 | Yes |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 393 | Returned to Compliance | 30-JUN-2024 | - | No |
| MR | Failure Submit IDSE/Subpart V Plan Rpt | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 392 | Returned to Compliance | 14-MAY-2024 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 391 | Known | 01-APR-2024 | 30-JUN-2024 | Yes |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 407 | Returned to Compliance | 01-JAN-2024 | 31-DEC-2024 | No |
| Other | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | Consumer Confidence Rule | 388 | Returned to Compliance | 01-JUL-2023 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 380 | Returned to Compliance | 11-JAN-2023 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 379 | Returned to Compliance | 01-JAN-2023 | 31-MAR-2023 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 376 | Returned to Compliance | 01-OCT-2022 | 31-DEC-2022 | Yes |
| MR | Failure Submit IDSE/Subpart V Plan Rpt | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 373 | Returned to Compliance | 20-JUL-2022 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 374 | Returned to Compliance | 01-JUL-2022 | 30-SEP-2022 | Yes |
| Other | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | Consumer Confidence Rule | 377 | Returned to Compliance | 01-JUL-2022 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 371 | Returned to Compliance | 01-APR-2022 | 30-JUN-2022 | Yes |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 216 | Returned to Compliance | 01-SEP-2015 | 30-SEP-2015 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 215 | Returned to Compliance | 01-APR-2015 | 30-JUN-2015 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 214 | Returned to Compliance | 01-JAN-2015 | 31-MAR-2015 | Yes |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 212 | Returned to Compliance | 01-APR-2014 | 30-JUN-2014 | No |
| Other | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | Consumer Confidence Rule | 207 | Returned to Compliance | 01-JUL-2013 | - | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 206 | Returned to Compliance | 01-JAN-2013 | 31-JAN-2013 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 205 | Returned to Compliance | 01-APR-2005 | 30-JUN-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 105 | Returned to Compliance | 01-JAN-2005 | 31-MAR-2005 | Yes |