| Other | Failure to Consult with State | Long Term 2 Enhanced Surface Water Treatment Rule | Long Term 2 Enhanced Surface Water Treatment Rule | 9951047 | Returned to Compliance | 20-JAN-2025 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951046 | Returned to Compliance | 01-APR-2024 | 30-JUN-2024 | Yes |
| TT | Monthly Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 9951044 | Returned to Compliance | 01-FEB-2024 | 29-FEB-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951045 | Returned to Compliance | 01-JAN-2024 | 31-MAR-2024 | Yes |
| TT | Monthly Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 9951043 | Returned to Compliance | 01-JAN-2024 | 31-JAN-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951042 | Returned to Compliance | 01-OCT-2023 | 31-DEC-2023 | Yes |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 9951041 | Returned to Compliance | 01-JUL-2023 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951040 | Returned to Compliance | 01-JUL-2018 | 30-SEP-2018 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951039 | Returned to Compliance | 01-APR-2018 | 30-JUN-2018 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951036 | Returned to Compliance | 01-OCT-2017 | 31-DEC-2017 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951034 | Returned to Compliance | 01-JUL-2017 | 30-SEP-2017 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951033 | Returned to Compliance | 01-APR-2017 | 30-JUN-2017 | Yes |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 9951031 | Returned to Compliance | 07-MAR-2017 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951032 | Returned to Compliance | 01-JAN-2017 | 31-MAR-2017 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951030 | Returned to Compliance | 01-JUL-2016 | 30-SEP-2016 | Yes |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 9951035 | Returned to Compliance | 01-JUL-2016 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951028 | Returned to Compliance | 01-APR-2016 | 30-JUN-2016 | Yes |
| MR | Failure Submit IDSE/Subpart V Plan Rpt | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951029 | Returned to Compliance | 01-APR-2016 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951026 | Returned to Compliance | 01-JAN-2016 | 31-MAR-2016 | Yes |
| MR | Failure Submit IDSE/Subpart V Plan Rpt | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951027 | Returned to Compliance | 01-JAN-2016 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951024 | Returned to Compliance | 01-OCT-2015 | 31-DEC-2015 | Yes |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 9951020 | Returned to Compliance | 10-JUL-2015 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951022 | Returned to Compliance | 01-JUL-2015 | 30-SEP-2015 | Yes |
| Other | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | Consumer Confidence Rule | 9951021 | Returned to Compliance | 01-JUL-2015 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951019 | Returned to Compliance | 01-OCT-2014 | 31-DEC-2014 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 9951018 | Returned to Compliance | 01-JUL-2014 | 30-SEP-2014 | Yes |
| TT | Treatment Technique Precursor Removal | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 9951014 | Returned to Compliance | 01-OCT-2011 | 31-DEC-2011 | Yes |
| TT | Monthly Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 9951013 | Returned to Compliance | 01-JUN-2010 | 30-JUN-2010 | Yes |
| TT | Monthly Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 9951012 | Returned to Compliance | 01-JAN-2010 | 31-JAN-2010 | Yes |
| TT | Monthly Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 9951010 | Returned to Compliance | 01-DEC-2009 | 31-DEC-2009 | Yes |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Di(2-ethylhexyl) phthalate | 9951011 | Returned to Compliance | 01-OCT-2009 | 31-DEC-2009 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 9951008 | Returned to Compliance | 01-JUL-2008 | 30-SEP-2008 | No |
| Other | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | Consumer Confidence Rule | 9950906 | Returned to Compliance | 27-OCT-2005 | - | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 9950504 | Returned to Compliance | 01-APR-2004 | 30-JUN-2004 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 9950604 | Returned to Compliance | 01-APR-2004 | 30-JUN-2004 | Yes |
| Other | Public Notification Violation without NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 9950203 | Returned to Compliance | 25-JUL-2003 | - | No |
| TT | Treatment Technique Precursor Removal | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 9950303 | Returned to Compliance | 01-APR-2003 | 30-JUN-2003 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 9950103 | Returned to Compliance | 01-JAN-2003 | 31-MAR-2003 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 9942103 | Returned to Compliance | 01-OCT-2002 | 31-DEC-2002 | Yes |
| MR | Monitoring, Regular | Inorganic Chemicals | Asbestos | 9950705 | Returned to Compliance | 01-JAN-2002 | 31-DEC-2004 | No |
| Other | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | Consumer Confidence Rule | 9474700 | Returned to Compliance | 19-JAN-2000 | - | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 7298997 | Returned to Compliance | 01-JAN-1997 | 31-MAR-1997 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 9602701 | Returned to Compliance | 01-JUL-1995 | 30-JUN-1999 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 6376294 | Returned to Compliance | 01-MAY-1994 | 31-MAY-1994 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 6337794 | Returned to Compliance | 01-APR-1994 | 30-APR-1994 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 6285994 | Returned to Compliance | 01-DEC-1993 | 31-DEC-1993 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Asbestos | 7794298 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Initial Tap Sampling for Pb and Cu | Lead and Copper Rule | Lead and Copper Rule | 6315494 | Returned to Compliance | 01-JAN-1993 | - | No |