| Other | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | Consumer Confidence Rule | 2601083 | Returned to Compliance | 01-OCT-2025 | - | No |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 2526742 | Returned to Compliance | 01-JUL-2025 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 2411760 | Returned to Compliance | 11-JAN-2024 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 2406161 | Returned to Compliance | 11-DEC-2023 | - | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 2307833 | Returned to Compliance | 01-DEC-2022 | 31-DEC-2022 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 2302593 | Returned to Compliance | 01-NOV-2022 | 30-NOV-2022 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Radium-228 | 2207619 | Returned to Compliance | 01-OCT-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Combined Uranium | 2207617 | Returned to Compliance | 01-OCT-2021 | 31-DEC-2021 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Radium-226 | 2207618 | Returned to Compliance | 01-OCT-2021 | 31-DEC-2021 | No |
| Other | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | Consumer Confidence Rule | 2201064 | Returned to Compliance | 01-OCT-2021 | - | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1735368 | Returned to Compliance | 01-JUL-2017 | 30-SEP-2017 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 1735367 | Returned to Compliance | 01-JUL-2017 | 30-SEP-2017 | No |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 1338707 | Returned to Compliance | 01-JUL-2013 | - | No |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 1133676 | Returned to Compliance | 01-JUL-2011 | - | No |
| MR | Monitoring, Routine (IDSE) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Stage 2 Disinfectants and Disinfection Byproducts Rule | #0899992 | Returned to Compliance | 01-APR-2008 | - | No |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 0443451 | Returned to Compliance | 01-SEP-2004 | 30-SEP-2004 | Yes |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 0502090 | Returned to Compliance | 01-APR-2004 | 30-JUN-2004 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 0429633 | Returned to Compliance | 01-MAR-2004 | 31-MAR-2004 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 0429631 | Returned to Compliance | 01-JAN-2004 | 31-MAR-2004 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 0300664 | Returned to Compliance | 01-NOV-2002 | 30-NOV-2002 | No |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 9312948 | Returned to Compliance | 01-JUN-1993 | 30-JUN-1993 | Yes |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 9102645 | Returned to Compliance | 01-DEC-1990 | 31-DEC-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | CHLOROBENZENE | 9035764 | Known | 01-JUL-1990 | 30-SEP-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2-Dichloropropane | 9035759 | Known | 01-JUL-1990 | 30-SEP-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | trans-1,2-Dichloroethylene | 9035758 | Known | 01-JUL-1990 | 30-SEP-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | o-Dichlorobenzene | 9035756 | Known | 01-JUL-1990 | 30-SEP-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | DICHLOROMETHANE | 9035752 | Known | 01-JUL-1990 | 30-SEP-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | cis-1,2-Dichloroethylene | 9035738 | Known | 01-JUL-1990 | 30-SEP-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Tetrachloroethylene | 9035762 | Known | 01-JUL-1990 | 30-SEP-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1,2-Trichloroethane | 9035760 | Known | 01-JUL-1990 | 30-SEP-1990 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | ETHYLENE DIBROMIDE | 9035750 | Known | 01-JUL-1990 | 30-SEP-1990 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 1,2-DIBROMO-3-CHLOROPROPANE | 9035745 | Known | 01-JUL-1990 | 30-SEP-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Styrene | 9035769 | Known | 01-JUL-1990 | 30-SEP-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Ethylbenzene | 9035766 | Known | 01-JUL-1990 | 30-SEP-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Toluene | 9035765 | Known | 01-JUL-1990 | 30-SEP-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1,2-Trichloroethane | 9026174 | Known | 01-APR-1990 | 30-JUN-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2-Dichloropropane | 9026173 | Known | 01-APR-1990 | 30-JUN-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | trans-1,2-Dichloroethylene | 9026172 | Known | 01-APR-1990 | 30-JUN-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | o-Dichlorobenzene | 9026170 | Known | 01-APR-1990 | 30-JUN-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | DICHLOROMETHANE | 9026166 | Known | 01-APR-1990 | 30-JUN-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | cis-1,2-Dichloroethylene | 9026152 | Known | 01-APR-1990 | 30-JUN-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Styrene | 9026183 | Known | 01-APR-1990 | 30-JUN-1990 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | ETHYLENE DIBROMIDE | 9026164 | Known | 01-APR-1990 | 30-JUN-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Tetrachloroethylene | 9026176 | Known | 01-APR-1990 | 30-JUN-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | CHLOROBENZENE | 9026178 | Known | 01-APR-1990 | 30-JUN-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Toluene | 9026179 | Known | 01-APR-1990 | 30-JUN-1990 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Ethylbenzene | 9026180 | Known | 01-APR-1990 | 30-JUN-1990 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 1,2-DIBROMO-3-CHLOROPROPANE | 9026159 | Known | 01-APR-1990 | 30-JUN-1990 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 8416874 | Known | 01-JUL-1980 | 30-JUN-1984 | No |