| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1126 | Returned to Compliance | 01-JAN-2012 | 31-MAR-2012 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1125 | Returned to Compliance | 01-OCT-2011 | 31-DEC-2011 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1124 | Returned to Compliance | 01-JUL-2011 | 30-SEP-2011 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1123 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1122 | Returned to Compliance | 01-JAN-2011 | 31-MAR-2011 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1121 | Returned to Compliance | 01-OCT-2010 | 31-DEC-2010 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1120 | Returned to Compliance | 01-JUL-2010 | 30-SEP-2010 | Yes |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 1109 | Returned to Compliance | 01-NOV-2009 | 30-NOV-2009 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1119 | Returned to Compliance | 01-JAN-2009 | 31-MAR-2009 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1108 | Returned to Compliance | 01-JUL-2007 | 30-SEP-2007 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 1007 | Returned to Compliance | 01-APR-2007 | 30-JUN-2007 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 907 | Returned to Compliance | 01-OCT-2006 | 31-DEC-2006 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 807 | Returned to Compliance | 01-JUL-2006 | 30-SEP-2006 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 706 | Returned to Compliance | 01-APR-2006 | 30-JUN-2006 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 606 | Returned to Compliance | 01-JAN-2006 | 31-MAR-2006 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 505 | Returned to Compliance | 01-SEP-2005 | 30-SEP-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 405 | Returned to Compliance | 01-JAN-2005 | 31-MAR-2005 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 305 | Returned to Compliance | 01-OCT-2004 | 31-DEC-2004 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 205 | Returned to Compliance | 01-JUL-2004 | 30-SEP-2004 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 105 | Returned to Compliance | 01-APR-2004 | 30-JUN-2004 | Yes |