| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 1636 | Returned to Compliance | 01-SEP-2025 | 30-SEP-2025 | No |
| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 1595 | Returned to Compliance | 01-SEP-2021 | 30-SEP-2021 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 1592 | Returned to Compliance | 01-FEB-2021 | 28-FEB-2021 | No |
| MR | Monitoring, Source Water (GWR) | Ground Water Rule | E. COLI | 1585 | Returned to Compliance | 01-MAR-2018 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1578 | Returned to Compliance | 01-APR-2016 | 30-JUN-2016 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1573 | Returned to Compliance | 01-JAN-2016 | 31-MAR-2016 | Yes |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 1416 | Returned to Compliance | 01-APR-2013 | 30-APR-2013 | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 1411 | Returned to Compliance | 01-AUG-2009 | 31-AUG-2009 | Yes |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 1407 | Returned to Compliance | 01-AUG-2007 | 31-AUG-2007 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 1514 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Styrene | 1497 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Ethylbenzene | 1496 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Toluene | 1495 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Benzene | 1494 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | CHLOROBENZENE | 1493 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Tetrachloroethylene | 1492 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1,2-Trichloroethane | 1491 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Trichloroethylene | 1490 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2-Dichloropropane | 1489 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Carbon tetrachloride | 1488 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1,1-Trichloroethane | 1487 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2-Dichloroethane | 1486 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | trans-1,2-Dichloroethylene | 1485 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,1-Dichloroethylene | 1484 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Vinyl chloride | 1483 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | p-Dichlorobenzene | 1482 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | o-Dichlorobenzene | 1481 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | DICHLOROMETHANE | 1480 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Chlordane | 1513 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Xylenes, Total | 1479 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Chromium | 1526 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | cis-1,2-Dichloroethylene | 1478 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | 1,2,4-Trichlorobenzene | 1477 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Pentachlorophenol | 1512 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Benzo(a)pyrene | 1511 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | HEXACHLOROBENZENE | 1510 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Selenium | 1536 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Mercury | 1530 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Fluoride | 1518 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Cadmium | 1525 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Barium | 1524 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Arsenic Rule | Arsenic | 1523 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Heptachlor epoxide | 1509 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Heptachlor | 1508 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | LASSO | 1507 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Atrazine | 1506 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Hexachlorocyclopentadiene | 1505 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Di(2-ethylhexyl) phthalate | 1504 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Simazine | 1503 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Di(2-ethylhexyl) adipate | 1502 | Returned to Compliance | 01-JAN-2007 | 31-DEC-2009 | No |