| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 217124 | Returned to Compliance | 01-APR-2020 | 30-JUN-2020 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 217123 | Returned to Compliance | 01-JAN-2020 | 31-MAR-2020 | Yes |
| Other | Sample Siting Plan Errors (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 217121 | Returned to Compliance | 01-NOV-2019 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 217122 | Returned to Compliance | 01-OCT-2019 | 31-DEC-2019 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 217120 | Returned to Compliance | 01-JUL-2016 | 30-SEP-2016 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 217119 | Returned to Compliance | 01-APR-2016 | 30-JUN-2016 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 217118 | Returned to Compliance | 01-JAN-2016 | 31-MAR-2016 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 217117 | Returned to Compliance | 01-OCT-2015 | 31-DEC-2015 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 217116 | Returned to Compliance | 01-JUL-2012 | 30-SEP-2012 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 217115 | Returned to Compliance | 01-APR-2012 | 30-JUN-2012 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 217114 | Returned to Compliance | 01-JAN-2012 | 31-MAR-2012 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 217113 | Returned to Compliance | 01-OCT-2011 | 31-DEC-2011 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 217112 | Returned to Compliance | 01-JUL-2011 | 30-SEP-2011 | Yes |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 217011 | Returned to Compliance | 01-DEC-2010 | 31-DEC-2010 | No |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 216810 | Returned to Compliance | 01-DEC-2009 | 31-DEC-2009 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 216910 | Returned to Compliance | 01-OCT-2009 | 31-DEC-2009 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 216710 | Returned to Compliance | 01-JUL-2009 | 30-SEP-2009 | Yes |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 206294 | Known | 01-MAR-1994 | 31-MAR-1994 | No |
| Other | Notification, Public | Total Coliform Rule | Coliform (TCR) | 216694 | Known | 01-MAR-1994 | 31-MAR-1994 | No |
| Other | Notification, Public | Total Coliform Rule | Coliform (TCR) | 120094 | Known | 01-DEC-1993 | 31-DEC-1993 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 112594 | Known | 01-DEC-1993 | 31-DEC-1993 | No |