| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004433 | Known | 01-APR-2025 | 30-JUN-2025 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004432 | Known | 01-JAN-2025 | 31-MAR-2025 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004430 | Known | 01-OCT-2024 | 31-DEC-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004429 | Known | 01-JUL-2024 | 30-SEP-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004427 | Known | 01-APR-2024 | 30-JUN-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004425 | Known | 01-JAN-2024 | 31-MAR-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004424 | Known | 01-OCT-2023 | 31-DEC-2023 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004421 | Known | 01-JAN-2023 | 31-MAR-2023 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004420 | Known | 01-OCT-2022 | 31-DEC-2022 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004418 | Known | 01-JUL-2022 | 30-SEP-2022 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004414 | Known | 01-APR-2022 | 30-JUN-2022 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004411 | Known | 01-JAN-2022 | 31-MAR-2022 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004408 | Known | 01-OCT-2021 | 31-DEC-2021 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004406 | Known | 01-JUL-2021 | 30-SEP-2021 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004402 | Known | 01-APR-2021 | 30-JUN-2021 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004380 | Known | 01-APR-2020 | 30-JUN-2020 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004378 | Known | 01-JAN-2020 | 31-MAR-2020 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004376 | Known | 01-OCT-2019 | 31-DEC-2019 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004374 | Known | 01-JUL-2019 | 30-SEP-2019 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004372 | Known | 01-APR-2019 | 30-JUN-2019 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004371 | Known | 01-JAN-2019 | 31-MAR-2019 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004364 | Known | 01-OCT-2018 | 31-DEC-2018 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004360 | Known | 01-JUL-2018 | 30-SEP-2018 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004358 | Known | 01-APR-2018 | 30-JUN-2018 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004357 | Known | 01-JAN-2018 | 31-MAR-2018 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004355 | Known | 01-OCT-2017 | 31-DEC-2017 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004353 | Known | 01-JUL-2017 | 30-SEP-2017 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004351 | Known | 01-APR-2017 | 30-JUN-2017 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004349 | Known | 01-JAN-2017 | 31-MAR-2017 | Yes |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 5004347 | Returned to Compliance | 11-DEC-2015 | - | No |
| Other | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | Consumer Confidence Rule | 5004344 | Returned to Compliance | 01-OCT-2015 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004345 | Known | 01-JUL-2015 | 30-SEP-2015 | Yes |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 5004342 | Returned to Compliance | 15-MAY-2015 | - | No |
| MR | Failure Submit IDSE/Subpart V Plan Rpt | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004341 | Returned to Compliance | 01-MAY-2015 | - | No |
| MR | Failure Submit IDSE/Subpart V Plan Rpt | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004339 | Returned to Compliance | 31-JAN-2015 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004340 | Known | 01-JAN-2015 | 31-MAR-2015 | Yes |
| MR | Failure Submit IDSE/Subpart V Plan Rpt | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004337 | Returned to Compliance | 31-OCT-2014 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 5004338 | Returned to Compliance | 29-OCT-2014 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004335 | Known | 01-OCT-2014 | 31-DEC-2014 | Yes |
| MR | Failure Submit IDSE/Subpart V Plan Rpt | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004332 | Returned to Compliance | 31-JUL-2014 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004334 | Known | 01-JUL-2014 | 30-SEP-2014 | Yes |
| MR | Failure Submit IDSE/Subpart V Plan Rpt | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004333 | Returned to Compliance | 01-MAY-2014 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004331 | Known | 01-APR-2014 | 30-JUN-2014 | Yes |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 5004330 | Returned to Compliance | 19-MAR-2014 | - | No |
| Other | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | Consumer Confidence Rule | 5004325 | Returned to Compliance | 01-OCT-2013 | - | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 5004323 | Returned to Compliance | 01-JUL-2013 | 30-SEP-2013 | No |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 5004324 | Returned to Compliance | 01-JUL-2013 | - | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004322 | Returned to Compliance | 01-JUL-2013 | 30-SEP-2013 | No |
| TT | Failure To Address Deficiency | Ground Water Rule | Groundwater Rule | 5004321 | Returned to Compliance | 25-OCT-2012 | - | Yes |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 5004328 | Returned to Compliance | 01-OCT-2012 | 31-DEC-2012 | No |