| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 1279 | Known | 01-OCT-2025 | 31-DEC-2025 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1265 | Returned to Compliance | 01-APR-2022 | 30-JUN-2022 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1262 | Returned to Compliance | 01-JAN-2022 | 31-MAR-2022 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1260 | Returned to Compliance | 01-OCT-2021 | 31-DEC-2021 | Yes |
| MR | Monitoring of Treatment (SWTR-Filter) | Long Term 2 Enhanced Surface Water Treatment Rule | Long Term 2 Enhanced Surface Water Treatment Rule | 1257 | Returned to Compliance | 01-AUG-2018 | 31-AUG-2018 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1252 | Returned to Compliance | 01-APR-2018 | 30-JUN-2018 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1245 | Returned to Compliance | 01-JAN-2018 | 31-MAR-2018 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1231 | Returned to Compliance | 01-OCT-2017 | 31-DEC-2017 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1226 | Returned to Compliance | 01-JUL-2017 | 30-SEP-2017 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1225 | Returned to Compliance | 01-JUL-2017 | 30-SEP-2017 | Yes |
| MR | Lead Consumer Notice | Lead and Copper Rule | Lead and Copper Rule | 1223 | Returned to Compliance | 30-DEC-2016 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1222 | Returned to Compliance | 01-OCT-2015 | 31-DEC-2015 | Yes |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 1221 | Returned to Compliance | 01-JUL-2015 | - | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 1219 | Returned to Compliance | 01-MAY-2014 | 31-MAY-2014 | Yes |
| MR | Lead Consumer Notice | Lead and Copper Rule | Lead and Copper Rule | 1218 | Returned to Compliance | 30-DEC-2013 | - | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 1217 | Returned to Compliance | 01-SEP-2013 | 30-SEP-2013 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 1006 | Returned to Compliance | 01-JUN-2006 | 30-JUN-2006 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 906 | Returned to Compliance | 01-JAN-2006 | 31-MAR-2006 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 505 | Returned to Compliance | 01-JUN-2005 | 30-JUN-2005 | Yes |
| MR | Monitoring, Repeat Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 204 | Returned to Compliance | 01-JUL-2004 | 31-JUL-2004 | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 604 | Returned to Compliance | 01-JUL-2004 | - | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 304 | Returned to Compliance | 01-JUL-2004 | 31-JUL-2004 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 103 | Returned to Compliance | 01-JUL-2003 | 31-JUL-2003 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 403 | Returned to Compliance | 01-OCT-2002 | 31-OCT-2002 | Yes |