| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1618 | Returned to Compliance | 01-JUL-2017 | 30-SEP-2017 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1617 | Returned to Compliance | 01-JUL-2016 | 30-SEP-2016 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 1616 | Returned to Compliance | 01-APR-2016 | 30-JUN-2016 | Yes |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 1614 | Returned to Compliance | 01-JUN-2014 | 30-JUN-2014 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 1611 | Returned to Compliance | 01-JUN-2013 | 30-JUN-2013 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1610 | Returned to Compliance | 01-OCT-2009 | 31-DEC-2009 | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 1609 | Returned to Compliance | 01-JUN-2009 | 30-JUN-2009 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1608 | Returned to Compliance | 01-OCT-2008 | 31-DEC-2008 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1508 | Returned to Compliance | 01-JUL-2008 | 30-SEP-2008 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1408 | Returned to Compliance | 01-APR-2008 | 30-JUN-2008 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1307 | Returned to Compliance | 01-JUL-2006 | 30-SEP-2006 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1106 | Returned to Compliance | 01-APR-2006 | 30-JUN-2006 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1006 | Returned to Compliance | 01-JAN-2006 | 31-MAR-2006 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 906 | Returned to Compliance | 01-OCT-2005 | 31-DEC-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 806 | Returned to Compliance | 01-JUL-2005 | 30-SEP-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 705 | Returned to Compliance | 01-JAN-2005 | 31-MAR-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 605 | Returned to Compliance | 01-OCT-2004 | 31-DEC-2004 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 505 | Returned to Compliance | 01-JUL-2004 | 30-SEP-2004 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 405 | Returned to Compliance | 01-APR-2004 | 30-JUN-2004 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 305 | Returned to Compliance | 01-JAN-2004 | 31-MAR-2004 | Yes |
| MCL | Maximum Contaminant Level Violation, Acute (TCR) | Total Coliform Rule | Coliform (TCR) | 103 | Returned to Compliance | 01-OCT-2002 | 31-OCT-2002 | Yes |
| TT | Failure to Filter (SWTR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 9999997 | Returned to Compliance | 01-JAN-1992 | 01-OCT-1998 | Yes |