| MR | Monitoring, Regular | Synthetic Organic Chemicals | Dinoseb | 2331114 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 2,4,5-TP | 2331115 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 1,2-DIBROMO-3-CHLOROPROPANE | 2331116 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | ETHYLENE DIBROMIDE | 2331117 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 2263300 | Returned to Compliance | 01-JUL-2022 | 30-SEP-2022 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 2263299 | Returned to Compliance | 01-JUL-2022 | 30-SEP-2022 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 2134962 | Returned to Compliance | 01-JUL-2021 | 30-SEP-2021 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 2134963 | Returned to Compliance | 01-JUL-2021 | 30-SEP-2021 | No |
| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 1811861 | Returned to Compliance | 01-JAN-2018 | 31-JAN-2018 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 1327941 | Returned to Compliance | 01-MAY-2013 | 31-MAY-2013 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 1327942 | Returned to Compliance | 01-APR-2013 | 30-JUN-2013 | No |
| MR | Monitoring of Treatment (SWTR-Unfilt/GWR) | Ground Water Rule | Groundwater Rule | 1122807 | Returned to Compliance | 01-MAY-2011 | 31-MAY-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 2,4-D | 1131280 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Endrin | 1131260 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | ETHYLENE DIBROMIDE | 1131286 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 1,2-DIBROMO-3-CHLOROPROPANE | 1131285 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Chlordane | 1131287 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Pentachlorophenol | 1131284 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Benzo(a)pyrene | 1131283 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | HEXACHLOROBENZENE | 1131282 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 2,4,5-TP | 1131281 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Heptachlor epoxide | 1131279 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Heptachlor | 1131278 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | LASSO | 1131277 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Atrazine | 1131276 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Carbofuran | 1131275 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Hexachlorocyclopentadiene | 1131274 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Dinoseb | 1131273 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Picloram | 1131272 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Di(2-ethylhexyl) phthalate | 1131271 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Simazine | 1131270 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | OXAMYL | 1131269 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Di(2-ethylhexyl) adipate | 1131268 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Glyphosate | 1131267 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Endothall | 1131266 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Diquat | 1131265 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Dalapon | 1131264 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Toxaphene | 1131263 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Methoxychlor | 1131262 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | BHC-GAMMA | 1131261 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 0920771 | Returned to Compliance | 01-AUG-2009 | 31-AUG-2009 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 0920772 | Returned to Compliance | 01-JUL-2009 | 30-SEP-2009 | No |
| MCL | Maximum Contaminant Level Violation, Single Sample | Synthetic Organic Chemicals | BHC-GAMMA | 9236939 | Returned to Compliance | 25-JUN-1991 | 24-SEP-1992 | Yes |
| MR | Monitoring, Check/Repeat/Confirmation | Synthetic Organic Chemicals | BHC-GAMMA | 9236940 | Returned to Compliance | 25-JUN-1991 | 24-JUL-1991 | No |
| MR | Monitoring, Regular | Arsenic Rule | Arsenic | 9152489 | Known | 24-JUN-1988 | 23-JUN-1991 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Barium | 9152490 | Known | 24-JUN-1988 | 23-JUN-1991 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Cadmium | 9152491 | Known | 24-JUN-1988 | 23-JUN-1991 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Fluoride | 9152493 | Known | 24-JUN-1988 | 23-JUN-1991 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Mercury | 9152495 | Known | 24-JUN-1988 | 23-JUN-1991 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Selenium | 9152496 | Known | 24-JUN-1988 | 23-JUN-1991 | No |