| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 2610186 | Known | 01-JAN-2026 | 31-JAN-2026 | No |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 2610187 | Known | 01-JAN-2026 | 31-JAN-2026 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 2610183 | Known | 01-JAN-2026 | 31-JAN-2026 | No |
| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 2526872 | Returned to Compliance | 01-JUL-2025 | 31-JUL-2025 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 2525571 | Returned to Compliance | 01-APR-2025 | 30-JUN-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Ethylbenzene | 2606440 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Toluene | 2606439 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Benzene | 2606438 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | CHLOROBENZENE | 2606437 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Tetrachloroethylene | 2606436 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1,2-Trichloroethane | 2606435 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Trichloroethylene | 2606434 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2-Dichloropropane | 2606433 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Carbon tetrachloride | 2606432 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1,1-Trichloroethane | 2606431 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2-Dichloroethane | 2606430 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | trans-1,2-Dichloroethylene | 2606429 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Thallium, Total | 2606419 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | p-Dichlorobenzene | 2606427 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | o-Dichlorobenzene | 2606426 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | DICHLOROMETHANE | 2606425 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Xylenes, Total | 2606424 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Chromium | 2606411 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | cis-1,2-Dichloroethylene | 2606423 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2,4-Trichlorobenzene | 2606422 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Selenium | 2606416 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Nickel | 2606415 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Mercury | 2606414 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Fluoride | 2606413 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | CYANIDE | 2606412 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Cadmium | 2606410 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Barium | 2606409 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Arsenic Rule | Arsenic | 2606408 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Beryllium, Total | 2606418 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Styrene | 2606441 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Antimony, Total | 2606417 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1-Dichloroethylene | 2606428 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 2506304 | Returned to Compliance | 01-OCT-2024 | 31-DEC-2024 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Radium-226 | 2506305 | Returned to Compliance | 01-OCT-2024 | 31-DEC-2024 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Radium-228 | 2506306 | Returned to Compliance | 01-OCT-2024 | 31-DEC-2024 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 2501292 | Returned to Compliance | 01-OCT-2024 | 31-OCT-2024 | No |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 2501293 | Returned to Compliance | 01-OCT-2024 | 31-OCT-2024 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 2501289 | Returned to Compliance | 01-OCT-2024 | 31-OCT-2024 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | CARBON, TOTAL | 2509632 | Returned to Compliance | 01-OCT-2024 | 31-DEC-2024 | No |
| MR | Monitoring, Turbidity (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 2416289 | Returned to Compliance | 01-MAR-2024 | 31-MAR-2024 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Trichloroethylene | 2506319 | Returned to Compliance | 01-JAN-2024 | 31-DEC-2024 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2-Dichloropropane | 2506318 | Returned to Compliance | 01-JAN-2024 | 31-DEC-2024 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Carbon tetrachloride | 2506317 | Returned to Compliance | 01-JAN-2024 | 31-DEC-2024 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1,1-Trichloroethane | 2506316 | Returned to Compliance | 01-JAN-2024 | 31-DEC-2024 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Beryllium, Total | 2506298 | Returned to Compliance | 01-JAN-2024 | 31-DEC-2024 | No |