| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 9950647 | Returned to Compliance | 01-JUL-2023 | - | No |
| TT | Single Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 9950646 | Returned to Compliance | 01-JUL-2020 | 31-JUL-2020 | Yes |
| TT | Monthly Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 9950645 | Returned to Compliance | 01-FEB-2020 | 29-FEB-2020 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 9950644 | Returned to Compliance | 01-APR-2018 | 30-JUN-2018 | Yes |
| MR | Monitoring, Source Water (LT2) | Long Term 2 Enhanced Surface Water Treatment Rule | Long Term 2 Enhanced Surface Water Treatment Rule | 9950635 | Returned to Compliance | 02-JUL-2017 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 9950637 | Returned to Compliance | 01-JUL-2017 | 30-SEP-2017 | Yes |
| MR | Failure Submit IDSE/Subpart V Plan Rpt | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 9950638 | Returned to Compliance | 01-JUL-2017 | - | No |
| Other | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | Consumer Confidence Rule | 9950636 | Returned to Compliance | 01-JUL-2017 | - | No |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 9950634 | Returned to Compliance | 01-NOV-2015 | 30-NOV-2015 | No |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 9950633 | Returned to Compliance | 01-JUL-2015 | - | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 9950632 | Returned to Compliance | 01-JUL-2015 | 31-JUL-2015 | No |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 9950631 | Returned to Compliance | 01-JUN-2015 | 30-JUN-2015 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 9950630 | Returned to Compliance | 01-MAR-2015 | 31-MAR-2015 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 9950628 | Returned to Compliance | 01-FEB-2015 | 28-FEB-2015 | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 9950627 | Returned to Compliance | 09-OCT-2014 | - | No |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 9950623 | Returned to Compliance | 01-DEC-2013 | 31-DEC-2013 | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 9950620 | Returned to Compliance | 05-NOV-2013 | - | No |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 9950622 | Returned to Compliance | 01-NOV-2013 | 30-NOV-2013 | No |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 9950621 | Returned to Compliance | 01-OCT-2013 | 31-OCT-2013 | No |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 9950619 | Returned to Compliance | 01-JUL-2013 | - | No |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 9950618 | Returned to Compliance | 01-JAN-2013 | 31-JAN-2013 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 9950617 | Returned to Compliance | 01-DEC-2012 | 31-DEC-2012 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 9950616 | Returned to Compliance | 01-OCT-2012 | 31-OCT-2012 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 9950615 | Returned to Compliance | 01-SEP-2012 | 30-SEP-2012 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 9950614 | Returned to Compliance | 01-JUL-2012 | 31-JUL-2012 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 9950610 | Known | 01-JAN-2011 | 31-MAR-2011 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 9950611 | Known | 01-OCT-2010 | 31-DEC-2010 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 9950609 | Known | 01-JUL-2010 | 30-SEP-2010 | Yes |
| MR | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | Lead and Copper Rule | 9950607 | Returned to Compliance | 01-OCT-2008 | - | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 9950404 | Returned to Compliance | 01-JUL-2004 | 30-SEP-2004 | No |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 9950203 | Returned to Compliance | 01-APR-2003 | 30-APR-2003 | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 9950103 | Returned to Compliance | 01-MAR-2003 | 31-MAR-2003 | Yes |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 9616701 | Returned to Compliance | 01-JUL-2001 | - | No |
| Other | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | Consumer Confidence Rule | 9616801 | Returned to Compliance | 01-JUL-2001 | - | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 7558198 | Returned to Compliance | 01-OCT-1998 | 31-OCT-1998 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 7442898 | Returned to Compliance | 01-MAR-1998 | 31-MAR-1998 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 7404498 | Returned to Compliance | 01-DEC-1997 | 31-DEC-1997 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 7394797 | Returned to Compliance | 01-NOV-1997 | 30-NOV-1997 | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 7835898 | Returned to Compliance | 01-JUL-1997 | 30-JUN-1998 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 7241896 | Returned to Compliance | 01-NOV-1996 | 30-NOV-1996 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 9629901 | Returned to Compliance | 01-JUL-1995 | 30-JUN-1999 | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 7835798 | Returned to Compliance | 01-JUL-1994 | 30-JUN-1995 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 6232593 | Returned to Compliance | 01-SEP-1993 | 30-SEP-1993 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 6095393 | Returned to Compliance | 01-FEB-1993 | 28-FEB-1993 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Asbestos | 7835998 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |