| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 413816 | Returned to Compliance | 01-JUL-2025 | 31-JUL-2025 | No |
| TT | Monthly Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 413815 | Returned to Compliance | 01-NOV-2022 | 30-NOV-2022 | Yes |
| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 413814 | Returned to Compliance | 01-JUL-2022 | 31-JUL-2022 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 413813 | Returned to Compliance | 01-JAN-2012 | 31-MAR-2012 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 413812 | Returned to Compliance | 01-OCT-2011 | 31-DEC-2011 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 413811 | Returned to Compliance | 01-JUL-2011 | 30-SEP-2011 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 413810 | Returned to Compliance | 01-OCT-2009 | 31-DEC-2009 | Yes |
| TT | Monthly Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 413709 | Returned to Compliance | 01-MAR-2009 | 31-MAR-2009 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 413608 | Returned to Compliance | 01-JAN-2008 | 31-MAR-2008 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 413508 | Returned to Compliance | 01-OCT-2007 | 31-DEC-2007 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 413408 | Returned to Compliance | 01-JUL-2007 | 30-SEP-2007 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 413307 | Returned to Compliance | 01-APR-2007 | 30-JUN-2007 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 413207 | Returned to Compliance | 01-JUL-2006 | 30-SEP-2006 | Yes |
| TT | Treatment Technique No Certif. Operator | Stage 1 Disinfectants and Disinfection Byproducts Rule | Stage 1 Disinfectants and Disinfection Byproducts Rule | 104504 | Returned to Compliance | 01-DEC-2003 | - | Yes |
| TT | Treatment Technique No Certif. Operator | Stage 1 Disinfectants and Disinfection Byproducts Rule | Stage 1 Disinfectants and Disinfection Byproducts Rule | 104704 | Returned to Compliance | 01-NOV-2003 | - | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 116402 | Returned to Compliance | 01-DEC-2001 | 31-DEC-2001 | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 413101 | Returned to Compliance | 01-JUN-2001 | 30-JUN-2001 | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 210501 | Returned to Compliance | 01-DEC-2000 | 31-DEC-2000 | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 408197 | Known | 01-AUG-1997 | 31-AUG-1997 | Yes |