| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 14426 | Returned to Compliance | 01-OCT-2024 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Arsenic Rule | Arsenic | 42326 | Returned to Compliance | 01-OCT-2022 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Benzene | 40226 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Pentachlorophenol | 43126 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2,4-Trichlorobenzene | 41726 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | cis-1,2-Dichloroethylene | 40726 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Xylenes, Total | 42226 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | DICHLOROMETHANE | 41026 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 2,4-D | 42826 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | LASSO | 42626 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Atrazine | 42726 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Picloram | 43226 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Di(2-ethylhexyl) phthalate | 43026 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Simazine | 43326 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Di(2-ethylhexyl) adipate | 42926 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Glyphosate | 43526 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Diquat | 43426 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Styrene | 41426 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Ethylbenzene | 41226 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Toluene | 41626 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | CHLOROBENZENE | 41326 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Tetrachloroethylene | 41526 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1,2-Trichloroethane | 41926 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Trichloroethylene | 42026 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2-Dichloropropane | 41126 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Carbon tetrachloride | 40326 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1,1-Trichloroethane | 41826 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2-Dichloroethane | 40626 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | trans-1,2-Dichloroethylene | 40926 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1-Dichloroethylene | 40826 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Vinyl chloride | 42126 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | p-Dichlorobenzene | 40526 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | o-Dichlorobenzene | 40426 | Returned to Compliance | 01-OCT-2019 | 30-SEP-2025 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 282406 | Returned to Compliance | 01-JUL-2006 | 30-SEP-2006 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 162806 | Returned to Compliance | 01-JAN-2006 | 31-MAR-2006 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 41006 | Returned to Compliance | 01-OCT-2005 | 31-DEC-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 379805 | Returned to Compliance | 01-JUL-2005 | 30-SEP-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 203105 | Returned to Compliance | 01-APR-2005 | 30-JUN-2005 | Yes |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 143589 | Returned to Compliance | 01-JUL-1986 | 30-JUN-1989 | No |