| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 8940111 | Returned to Compliance | 01-OCT-2011 | 31-OCT-2011 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 8940110 | Returned to Compliance | 01-JUL-2009 | 30-SEP-2009 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 8940009 | Returned to Compliance | 01-APR-2009 | 30-JUN-2009 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 8939809 | Returned to Compliance | 01-JAN-2009 | 31-MAR-2009 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 8939909 | Returned to Compliance | 01-JAN-2009 | 31-MAR-2009 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 8939609 | Returned to Compliance | 01-OCT-2008 | 31-DEC-2008 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 8939709 | Returned to Compliance | 01-OCT-2008 | 31-DEC-2008 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 8939509 | Returned to Compliance | 01-JUL-2008 | 30-SEP-2008 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 8939408 | Returned to Compliance | 01-APR-2008 | 30-JUN-2008 | Yes |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 8939308 | Returned to Compliance | 01-JAN-2008 | 31-JAN-2008 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 8939007 | Returned to Compliance | 01-JAN-2007 | 31-MAR-2007 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 8938907 | Returned to Compliance | 01-OCT-2006 | 31-DEC-2006 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 8938807 | Returned to Compliance | 01-JUL-2006 | 30-SEP-2006 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 8938706 | Returned to Compliance | 01-APR-2006 | 30-JUN-2006 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 413604 | Returned to Compliance | 01-AUG-2004 | 31-AUG-2004 | Yes |
| TT | Monthly Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 400504 | Returned to Compliance | 01-JUL-2004 | 31-JUL-2004 | Yes |
| TT | Monthly Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 225704 | Returned to Compliance | 01-MAR-2004 | 31-MAR-2004 | Yes |
| TT | Monthly Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 300603 | Returned to Compliance | 01-MAY-2003 | 01-JUN-2003 | Yes |
| TT | Single Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 300703 | Returned to Compliance | 01-MAY-2003 | 31-MAY-2003 | Yes |
| TT | Monthly Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 103003 | Returned to Compliance | 01-DEC-2002 | 31-DEC-2002 | Yes |
| TT | Monthly Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 303202 | Returned to Compliance | 01-MAY-2002 | 31-MAY-2002 | Yes |
| TT | Monthly Turbidity Exceed (Enhanced SWTR) | Interim and Long Term 1 Enhanced Surface Water Treatment Rule | Interim Enhanced Surface Water Treatment Rule | 210502 | Returned to Compliance | 01-MAR-2002 | 31-MAR-2002 | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 111602 | Returned to Compliance | 01-OCT-2001 | 31-OCT-2001 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 412401 | Returned to Compliance | 01-AUG-2001 | 31-AUG-2001 | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 412301 | Returned to Compliance | 01-JUN-2001 | 30-JUN-2001 | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 308201 | Returned to Compliance | 01-MAY-2001 | 31-MAY-2001 | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 210201 | Returned to Compliance | 01-JAN-2001 | 31-JAN-2001 | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 210101 | Returned to Compliance | 01-DEC-2000 | 31-DEC-2000 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 402900 | Returned to Compliance | 01-SEP-2000 | 30-SEP-2000 | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 302800 | Returned to Compliance | 01-MAY-2000 | 31-MAY-2000 | Yes |
| Other | Notification, Public | Surface Water Treatment Rule | Surface Water Treatment Rule | 216699 | Known | 01-MAR-1999 | 31-MAR-1999 | No |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 209099 | Known | 01-JAN-1999 | 31-JAN-1999 | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 110599 | Known | 01-DEC-1998 | 31-DEC-1998 | Yes |
| Other | Notification, Public | Surface Water Treatment Rule | Surface Water Treatment Rule | 117399 | Known | 01-DEC-1998 | 31-DEC-1998 | No |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 110999 | Known | 01-OCT-1998 | 31-OCT-1998 | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 306298 | Known | 01-MAY-1998 | 31-MAY-1998 | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 302998 | Known | 01-APR-1998 | 30-APR-1998 | Yes |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 207798 | Known | 01-MAR-1998 | 31-MAR-1998 | Yes |
| Other | Notification, Public | Surface Water Treatment Rule | Surface Water Treatment Rule | 216498 | Known | 01-MAR-1998 | 31-MAR-1998 | No |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 303198 | Known | 01-JAN-1998 | 31-JAN-1998 | Yes |
| Other | Notification, Public | Surface Water Treatment Rule | Surface Water Treatment Rule | 424097 | Known | 01-SEP-1997 | 30-SEP-1997 | No |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 303098 | Known | 01-JUN-1997 | 30-JUN-1997 | Yes |
| Other | Notification, Public | Surface Water Treatment Rule | Surface Water Treatment Rule | 317198 | Known | 01-JUN-1997 | 30-JUN-1997 | No |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 201896 | Known | 01-JAN-1996 | 31-JAN-1996 | Yes |