| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 763 | Returned to Compliance | 01-JAN-2022 | 31-MAR-2022 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 740 | Returned to Compliance | 01-JUL-2021 | 30-SEP-2021 | Yes |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 730 | Returned to Compliance | 11-JAN-2020 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 731 | Returned to Compliance | 01-JAN-2020 | 31-MAR-2020 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 728 | Returned to Compliance | 01-OCT-2019 | 31-DEC-2019 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 645 | Returned to Compliance | 01-OCT-2018 | 31-DEC-2018 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 634 | Returned to Compliance | 01-JUL-2018 | 30-SEP-2018 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 571 | Returned to Compliance | 01-APR-2018 | 30-JUN-2018 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 569 | Returned to Compliance | 01-JAN-2018 | 31-MAR-2018 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 568 | Returned to Compliance | 01-JAN-2018 | 31-MAR-2018 | Yes |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 572 | Returned to Compliance | 01-JAN-2018 | 31-MAR-2018 | No |
| MR | Water Quality Parameter M/R | Lead and Copper Rule | Lead and Copper Rule | 637 | Returned to Compliance | 01-JAN-2018 | 30-JUN-2018 | No |
| MR | Water Quality Parameter M/R | Lead and Copper Rule | Lead and Copper Rule | 638 | Returned to Compliance | 01-JAN-2018 | 30-JUN-2018 | No |
| MR | Water Quality Parameter M/R | Lead and Copper Rule | Lead and Copper Rule | 639 | Returned to Compliance | 01-JAN-2018 | 30-JUN-2018 | No |
| MR | Water Quality Parameter M/R | Lead and Copper Rule | Lead and Copper Rule | 635 | Returned to Compliance | 01-JAN-2018 | 30-JUN-2018 | No |
| MR | Water Quality Parameter M/R | Lead and Copper Rule | Lead and Copper Rule | 636 | Returned to Compliance | 01-JAN-2018 | 30-JUN-2018 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 560 | Returned to Compliance | 01-OCT-2017 | 31-DEC-2017 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 557 | Returned to Compliance | 01-JUL-2017 | 30-SEP-2017 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 556 | Returned to Compliance | 01-JUL-2017 | 30-SEP-2017 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 548 | Returned to Compliance | 01-APR-2017 | 30-JUN-2017 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 545 | Returned to Compliance | 01-JAN-2017 | 31-MAR-2017 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 539 | Returned to Compliance | 01-OCT-2016 | 31-DEC-2016 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 537 | Returned to Compliance | 01-JUL-2016 | 30-SEP-2016 | Yes |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 533 | Returned to Compliance | 09-MAY-2016 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 536 | Returned to Compliance | 01-APR-2016 | 30-JUN-2016 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 524 | Returned to Compliance | 01-JAN-2016 | 31-MAR-2016 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 523 | Returned to Compliance | 01-OCT-2015 | 31-DEC-2015 | Yes |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 510 | Returned to Compliance | 21-AUG-2008 | - | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 508 | Returned to Compliance | 01-MAY-2008 | 31-MAY-2008 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 406 | Returned to Compliance | 01-JAN-2006 | 31-JAN-2006 | Yes |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 306 | Returned to Compliance | 02-DEC-2005 | - | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 206 | Returned to Compliance | 01-OCT-2005 | 31-OCT-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 103 | Returned to Compliance | 01-JAN-2003 | 31-JAN-2003 | Yes |
| MR | Initial Tap Sampling for Pb and Cu | Lead and Copper Rule | Lead and Copper Rule | 9999193 | Returned to Compliance | 01-JUL-1992 | 17-FEB-1993 | No |