| MR | Monitoring, Source Water (LT2) | Long Term 2 Enhanced Surface Water Treatment Rule | E. COLI | 4003423 | Returned to Compliance | 01-JUL-2023 | 31-JUL-2023 | No |
| MR | Monitoring, Source Water (LT2) | Long Term 2 Enhanced Surface Water Treatment Rule | E. COLI | 4003422 | Returned to Compliance | 01-JUN-2023 | 30-JUN-2023 | No |
| MR | Monitoring, Source Water (LT2) | Long Term 2 Enhanced Surface Water Treatment Rule | E. COLI | 4003421 | Returned to Compliance | 01-MAY-2023 | 31-MAY-2023 | No |
| MR | Monitoring, Source Water (LT2) | Long Term 2 Enhanced Surface Water Treatment Rule | E. COLI | 4003420 | Returned to Compliance | 01-APR-2023 | 30-APR-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1,2-Trichloroethane | 4003438 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Xylenes, Total | 4003426 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2,4-Trichlorobenzene | 4003424 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Styrene | 4003444 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Ethylbenzene | 4003443 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Toluene | 4003442 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Benzene | 4003441 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | CHLOROBENZENE | 4003440 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Tetrachloroethylene | 4003439 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | cis-1,2-Dichloroethylene | 4003425 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Trichloroethylene | 4003437 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2-Dichloropropane | 4003436 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Carbon tetrachloride | 4003435 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1,1-Trichloroethane | 4003434 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2-Dichloroethane | 4003433 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | trans-1,2-Dichloroethylene | 4003432 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1-Dichloroethylene | 4003431 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Vinyl chloride | 4003430 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | p-Dichlorobenzene | 4003429 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | o-Dichlorobenzene | 4003428 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | DICHLOROMETHANE | 4003427 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 4003419 | Returned to Compliance | 01-OCT-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 4003416 | Returned to Compliance | 01-OCT-2018 | 31-OCT-2018 | No |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 4003415 | Returned to Compliance | 01-SEP-2018 | 30-SEP-2018 | No |
| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 4003411 | Returned to Compliance | 01-AUG-2016 | 31-AUG-2016 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 4003413 | Returned to Compliance | 01-AUG-2016 | 31-AUG-2016 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 4003412 | Returned to Compliance | 01-JUL-2016 | 30-SEP-2016 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 4002397 | Returned to Compliance | 01-JUL-1997 | 31-JUL-1997 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 4003194 | Returned to Compliance | 01-AUG-1994 | 31-AUG-1994 | No |
| MCL | Maximum Contaminant Level Violation, Average | Inorganic Chemicals | Selenium | 4103889 | Known | 11-APR-1985 | 11-APR-1988 | Yes |