| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328629 | Known | 01-APR-2025 | 30-JUN-2025 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328628 | Known | 01-JAN-2025 | 31-MAR-2025 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328627 | Known | 01-OCT-2024 | 31-DEC-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328626 | Known | 01-JUL-2024 | 30-SEP-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328625 | Known | 01-APR-2024 | 30-JUN-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328624 | Known | 01-OCT-2021 | 31-DEC-2021 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328623 | Known | 01-JUL-2021 | 30-SEP-2021 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328621 | Known | 01-APR-2021 | 30-JUN-2021 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328622 | Known | 01-APR-2021 | 30-JUN-2021 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328619 | Known | 01-JAN-2021 | 31-MAR-2021 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328620 | Known | 01-JAN-2021 | 31-MAR-2021 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328617 | Known | 01-OCT-2020 | 31-DEC-2020 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328618 | Known | 01-OCT-2020 | 31-DEC-2020 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328616 | Known | 01-JUL-2020 | 30-SEP-2020 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328615 | Returned to Compliance | 01-JAN-2020 | 31-MAR-2020 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328613 | Returned to Compliance | 01-OCT-2018 | 31-DEC-2018 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328612 | Returned to Compliance | 01-JUL-2018 | 30-SEP-2018 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 328611 | Returned to Compliance | 01-JAN-2017 | 31-MAR-2017 | Yes |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 328610 | Returned to Compliance | 01-AUG-2009 | 31-AUG-2009 | No |
| MR | Monitoring, Repeat Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 328509 | Returned to Compliance | 01-JUL-2009 | 31-JUL-2009 | No |
| TT | Public Education | Lead and Copper Rule | Lead and Copper Rule | 328207 | Returned to Compliance | 02-MAR-2007 | - | Yes |
| TT | Public Education | Lead and Copper Rule | Lead and Copper Rule | 328408 | Returned to Compliance | 14-DEC-2006 | - | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 314303 | Returned to Compliance | 01-MAY-2003 | 31-MAY-2003 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 302399 | Known | 01-JUN-1999 | 30-JUN-1999 | Yes |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 311198 | Known | 01-JUN-1998 | 30-JUN-1998 | No |
| Other | Notification, Public | Surface Water Treatment Rule | Surface Water Treatment Rule | 320798 | Known | 01-JUN-1998 | 30-JUN-1998 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 206494 | Known | 01-MAR-1994 | 31-MAR-1994 | No |
| Other | Notification, Public | Total Coliform Rule | Coliform (TCR) | 217394 | Known | 01-MAR-1994 | 31-MAR-1994 | No |