| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 20150004283 | Returned to Compliance | 01-AUG-2015 | 31-AUG-2015 | Yes |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 20160001994 | Returned to Compliance | 01-JAN-2015 | 31-DEC-2015 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 20160001694 | Returned to Compliance | 01-JAN-2015 | 31-DEC-2015 | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 20070008036 | Known | 01-AUG-2007 | 31-AUG-2007 | Yes |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 20060008718 | Known | 01-SEP-2006 | 30-SEP-2006 | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 20060007317 | Known | 01-JUN-2006 | 30-JUN-2006 | Yes |
| MR | Monitoring, Repeat Major (TCR) | Total Coliform Rule | Coliform (TCR) | 20060000730 | Returned to Compliance | 01-NOV-2005 | 30-NOV-2005 | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 20060000729 | Returned to Compliance | 01-NOV-2005 | 30-NOV-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 20060000464 | Returned to Compliance | 01-OCT-2005 | 31-OCT-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 20060000335 | Returned to Compliance | 01-OCT-2005 | 31-DEC-2005 | Yes |
| MR | Monitoring, Repeat Major (TCR) | Total Coliform Rule | Coliform (TCR) | 20060000465 | Returned to Compliance | 01-OCT-2005 | 31-OCT-2005 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 20050007705 | Returned to Compliance | 01-APR-2005 | 30-JUN-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 20050007704 | Returned to Compliance | 01-APR-2005 | 30-JUN-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 20050007703 | Returned to Compliance | 01-JAN-2005 | 31-MAR-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 20050007702 | Returned to Compliance | 01-JAN-2005 | 31-MAR-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 20050007700 | Returned to Compliance | 01-OCT-2004 | 31-DEC-2004 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 20050007701 | Returned to Compliance | 01-OCT-2004 | 31-DEC-2004 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 20050007337 | Returned to Compliance | 01-JUL-2004 | 30-SEP-2004 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 20050007699 | Returned to Compliance | 01-JUL-2004 | 30-SEP-2004 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 20050007336 | Returned to Compliance | 01-APR-2004 | 30-JUN-2004 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 20030005815 | Known | 01-AUG-2003 | 31-AUG-2003 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 98V0002 | Known | 01-JUN-1998 | 30-JUN-1998 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 98V0001 | Known | 01-MAR-1998 | 31-MAR-1998 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 96V0001 | Known | 01-OCT-1995 | 31-OCT-1995 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 95V0001 | Known | 01-SEP-1995 | 30-SEP-1995 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 95V0002 | Known | 01-AUG-1995 | 31-AUG-1995 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 94V0004 | Known | 01-MAR-1994 | 31-MAR-1994 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 94V0003 | Known | 01-NOV-1993 | 30-NOV-1993 | Yes |
| MR | Monitoring, Repeat Major (TCR) | Total Coliform Rule | Coliform (TCR) | 93V0002 | Known | 01-JAN-1993 | 31-JAN-1993 | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 93V0001 | Known | 01-OCT-1992 | 31-OCT-1992 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 92V0002 | Known | 01-AUG-1992 | 31-AUG-1992 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 92V0003 | Known | 01-MAY-1992 | 31-MAY-1992 | Yes |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 92V0001 | Known | 01-NOV-1991 | 30-NOV-1991 | No |
| MCL | Maximum Contaminant Level Violation, Single Sample | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 91V0001 | Known | 01-AUG-1991 | 31-JUL-1995 | Yes |