| Other | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | Consumer Confidence Rule | 1000 | Returned to Compliance | 01-JUL-2025 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 994 | Open | 11-SEP-2021 | - | No |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 995 | Returned to Compliance | 01-JUL-2021 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 998 | Returned to Compliance | 01-JAN-2021 | 31-MAR-2021 | Yes |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Atrazine | 991 | Known | 01-JAN-2020 | 31-MAR-2020 | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 993 | Open | 26-AUG-2017 | - | No |
| Other | Sample Siting Plan Errors (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 990 | Open | 01-APR-2016 | - | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 989 | Returned to Compliance | 01-JAN-2015 | 31-MAR-2015 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 988 | Returned to Compliance | 01-JAN-2015 | 31-JAN-2015 | No |
| MR | Monitoring, Source Water (LT2) | Long Term 2 Enhanced Surface Water Treatment Rule | Cryptosporidium | 986 | Returned to Compliance | 01-JAN-2011 | 31-JAN-2011 | No |
| MR | Monitoring, Source Water (LT2) | Long Term 2 Enhanced Surface Water Treatment Rule | Cryptosporidium | 985 | Returned to Compliance | 01-DEC-2010 | 31-DEC-2010 | No |
| MR | Monitoring, Source Water (LT2) | Long Term 2 Enhanced Surface Water Treatment Rule | Cryptosporidium | 984 | Returned to Compliance | 01-NOV-2010 | 30-NOV-2010 | No |
| MR | Monitoring, Source Water (LT2) | Long Term 2 Enhanced Surface Water Treatment Rule | Cryptosporidium | 983 | Returned to Compliance | 01-OCT-2010 | 31-OCT-2010 | No |
| MR | Monitoring, Source Water (LT2) | Long Term 2 Enhanced Surface Water Treatment Rule | Cryptosporidium | 982 | Returned to Compliance | 01-SEP-2010 | 30-SEP-2010 | No |
| MR | Monitoring, Source Water (LT2) | Long Term 2 Enhanced Surface Water Treatment Rule | Cryptosporidium | 981 | Returned to Compliance | 01-AUG-2010 | 31-AUG-2010 | No |
| MR | Monitoring, Source Water (LT2) | Long Term 2 Enhanced Surface Water Treatment Rule | Cryptosporidium | 980 | Returned to Compliance | 01-JUL-2010 | 31-JUL-2010 | No |
| MR | Monitoring, Source Water (LT2) | Long Term 2 Enhanced Surface Water Treatment Rule | Cryptosporidium | 979 | Returned to Compliance | 01-JUN-2010 | 30-JUN-2010 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 976 | Returned to Compliance | 01-MAY-2010 | 31-MAY-2010 | No |
| MR | Monitoring, Source Water (LT2) | Long Term 2 Enhanced Surface Water Treatment Rule | Cryptosporidium | 978 | Returned to Compliance | 01-MAY-2010 | 31-MAY-2010 | No |
| MR | Monitoring, Source Water (LT2) | Long Term 2 Enhanced Surface Water Treatment Rule | Cryptosporidium | 977 | Returned to Compliance | 01-APR-2010 | 30-APR-2010 | No |
| Other | Record Keeping | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 975 | Returned to Compliance | 16-APR-2009 | - | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 7 | Returned to Compliance | 01-MAR-2008 | 31-MAR-2008 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 2 | Returned to Compliance | 01-JAN-2008 | 31-MAR-2008 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 3 | Returned to Compliance | 01-JAN-2008 | 31-JAN-2008 | No |
| MR | Monitoring, Repeat Major (TCR) | Total Coliform Rule | Coliform (TCR) | 974 | Returned to Compliance | 01-JUL-2004 | 31-JUL-2004 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 9800005 | Known | 01-OCT-1997 | 31-OCT-1997 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 9603935 | Known | 01-DEC-1995 | 31-DEC-1995 | No |