| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine dioxide | 1956 | Returned to Compliance | 01-DEC-2024 | 31-DEC-2024 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine dioxide | 1954 | Known | 01-DEC-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Atrazine | 1948 | Returned to Compliance | 01-JUL-2022 | 30-SEP-2022 | No |
| TT | Monthly Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 1947 | Returned to Compliance | 01-APR-2022 | 30-APR-2022 | Yes |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 1949 | Returned to Compliance | 13-FEB-2022 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 1944 | Returned to Compliance | 14-FEB-2021 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 1945 | Returned to Compliance | 14-FEB-2021 | - | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1942 | Returned to Compliance | 01-OCT-2020 | 31-DEC-2020 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 1929 | Returned to Compliance | 01-OCT-2020 | 31-DEC-2020 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 1943 | Returned to Compliance | 01-OCT-2020 | 31-DEC-2020 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1924 | Returned to Compliance | 01-APR-2020 | 30-JUN-2020 | Yes |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 1941 | Returned to Compliance | 01-FEB-2020 | 29-FEB-2020 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 1940 | Returned to Compliance | 01-JAN-2020 | 31-JAN-2020 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1923 | Returned to Compliance | 01-JAN-2020 | 31-MAR-2020 | Yes |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorite | 1921 | Returned to Compliance | 01-NOV-2019 | 30-NOV-2019 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine dioxide | 1922 | Returned to Compliance | 01-NOV-2019 | 30-NOV-2019 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1920 | Returned to Compliance | 01-OCT-2019 | 31-DEC-2019 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1919 | Returned to Compliance | 01-JUL-2019 | 30-SEP-2019 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1918 | Returned to Compliance | 01-APR-2019 | 30-JUN-2019 | Yes |
| Other | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | Consumer Confidence Rule | 1917 | Returned to Compliance | 02-JUL-2018 | - | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Atrazine | 1916 | Returned to Compliance | 01-JUL-2018 | 30-SEP-2018 | No |
| MRDL | Acute Maximum Residual Disinfectant Level | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine dioxide | 1915 | Returned to Compliance | 01-APR-2018 | 30-APR-2018 | Yes |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorite | 1912 | Returned to Compliance | 01-OCT-2017 | 31-OCT-2017 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorite | 1911 | Returned to Compliance | 01-JUN-2017 | 30-JUN-2017 | No |
| TT | Monthly Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 1909 | Returned to Compliance | 01-MAY-2017 | 31-MAY-2017 | Yes |
| MRDL | Acute Maximum Residual Disinfectant Level | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine dioxide | 1914 | Returned to Compliance | 01-AUG-2016 | 31-AUG-2016 | Yes |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorite | 1913 | Returned to Compliance | 01-JAN-2016 | 31-JAN-2016 | No |
| MR | Failure Submit IDSE/Subpart V Plan Rpt | Stage 2 Disinfectants and Disinfection Byproducts Rule | Stage 2 Disinfectants and Disinfection Byproducts Rule | #0003 | Returned to Compliance | 02-JUL-2010 | - | No |
| MR | Monitoring, Routine (IDSE) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | #0001 | Returned to Compliance | 01-APR-2009 | 31-MAR-2010 | No |
| MR | Monitoring, Routine (IDSE) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | #0002 | Returned to Compliance | 01-APR-2009 | 31-MAR-2010 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1908 | Returned to Compliance | 01-JUL-2007 | 30-SEP-2007 | Yes |
| TT | Treatment Technique Precursor Removal | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 1707 | Returned to Compliance | 01-OCT-2006 | 31-DEC-2006 | Yes |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 1506 | Returned to Compliance | 01-JUL-2006 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1005 | Returned to Compliance | 01-APR-2005 | 30-JUN-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 805 | Returned to Compliance | 01-JAN-2005 | 31-MAR-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 605 | Returned to Compliance | 01-OCT-2004 | 31-DEC-2004 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 404 | Returned to Compliance | 01-JUL-2004 | 30-SEP-2004 | Yes |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 303 | Returned to Compliance | 01-JUL-2003 | - | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 200 | Returned to Compliance | 01-JAN-2000 | 31-JAN-2000 | No |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 195 | Returned to Compliance | 01-MAY-1995 | 31-MAY-1995 | Yes |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1-Dichloroethylene | 15V89 | Returned to Compliance | 01-JUL-1989 | 30-SEP-1989 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Vinyl chloride | 18V89 | Returned to Compliance | 01-JUL-1989 | 30-SEP-1989 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Carbon tetrachloride | 6V89 | Returned to Compliance | 01-JUL-1989 | 30-SEP-1989 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1,1-Trichloroethane | 9V89 | Returned to Compliance | 01-JUL-1989 | 30-SEP-1989 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2-Dichloroethane | 12V89 | Returned to Compliance | 01-JUL-1989 | 30-SEP-1989 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | p-Dichlorobenzene | 21V89 | Returned to Compliance | 01-JUL-1989 | 30-SEP-1989 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Benzene | 1V89 | Returned to Compliance | 01-JUL-1989 | 30-SEP-1989 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Trichloroethylene | 4V89 | Returned to Compliance | 01-JUL-1989 | 30-SEP-1989 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1-Dichloroethylene | 16V89 | Returned to Compliance | 01-APR-1989 | 30-JUN-1989 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Trichloroethylene | 5V89 | Returned to Compliance | 01-APR-1989 | 30-JUN-1989 | No |