| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 20250017794 | Returned to Compliance | 01-FEB-2025 | 28-FEB-2025 | No |
| MR | Failure to Conduct Assessment Monitoring | Ground Water Rule | E. COLI | 20250017826 | Returned to Compliance | 01-FEB-2025 | 28-FEB-2025 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 20240017547 | Known | 01-APR-2024 | 30-JUN-2024 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 20200008235 | Returned to Compliance | 01-APR-2020 | 30-JUN-2020 | Yes |
| MR | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | Lead and Copper Rule | 20170010217 | Returned to Compliance | 01-JAN-2015 | - | No |
| MR | Failure Submit IDSE/Subpart V Plan Rpt | Stage 2 Disinfectants and Disinfection Byproducts Rule | Stage 2 Disinfectants and Disinfection Byproducts Rule | 20120001970 | Open | 02-JUL-2010 | - | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 20090004624 | Returned to Compliance | 01-APR-2009 | 30-JUN-2009 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 20090004617 | Returned to Compliance | 01-APR-2009 | 30-JUN-2009 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 20060008284 | Returned to Compliance | 01-JAN-2006 | 31-MAR-2006 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 20060008283 | Returned to Compliance | 01-JAN-2006 | 31-MAR-2006 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 20060008288 | Returned to Compliance | 01-APR-2005 | 30-JUN-2005 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 20060008287 | Returned to Compliance | 01-APR-2005 | 30-JUN-2005 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 20060008285 | Returned to Compliance | 01-JAN-2005 | 31-MAR-2005 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 20060008286 | Returned to Compliance | 01-JAN-2005 | 31-MAR-2005 | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 9909592 | Known | 01-JAN-1999 | 31-JAN-1999 | Yes |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 95V0001 | Known | 01-FEB-1995 | 28-FEB-1995 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 94V0003 | Known | 01-NOV-1993 | 30-NOV-1993 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 93V0001 | Known | 01-MAY-1993 | 31-MAY-1993 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 92V0001 | Known | 01-APR-1992 | 30-APR-1992 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 91V0015 | Known | 01-AUG-1991 | 31-AUG-1991 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 91V0016 | Known | 01-JUL-1991 | 31-JUL-1991 | No |
| MR | Monitoring, Regular | Arsenic Rule | Arsenic | 91V0012 | Known | 01-FEB-1988 | 31-JAN-1991 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Chromium | 91V0009 | Known | 01-FEB-1988 | 31-JAN-1991 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Selenium | 91V0004 | Known | 01-FEB-1988 | 31-JAN-1991 | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 91V0005 | Known | 01-FEB-1988 | 31-JAN-1991 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Mercury | 91V0006 | Known | 01-FEB-1988 | 31-JAN-1991 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Fluoride | 91V0008 | Known | 01-FEB-1988 | 31-JAN-1991 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Cadmium | 91V0010 | Known | 01-FEB-1988 | 31-JAN-1991 | No |
| MR | Monitoring, Regular | Inorganic Chemicals | Barium | 91V0011 | Known | 01-FEB-1988 | 31-JAN-1991 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 90V0009 | Known | 01-AUG-1987 | 31-JUL-1991 | No |