| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430929 | Returned to Compliance | 01-JUL-2013 | 30-SEP-2013 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430928 | Returned to Compliance | 01-APR-2013 | 30-JUN-2013 | Yes |
| MR | Monitoring, Regular | Arsenic Rule | Arsenic | 6430930 | Returned to Compliance | 01-APR-2013 | 30-JUN-2013 | No |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430927 | Returned to Compliance | 01-JAN-2013 | 31-MAR-2013 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430926 | Returned to Compliance | 01-OCT-2012 | 31-DEC-2012 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430925 | Returned to Compliance | 01-JUL-2012 | 30-SEP-2012 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430924 | Returned to Compliance | 01-APR-2012 | 30-JUN-2012 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430923 | Returned to Compliance | 01-JAN-2012 | 31-MAR-2012 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430922 | Returned to Compliance | 01-APR-2011 | 30-JUN-2011 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430921 | Returned to Compliance | 01-JAN-2011 | 31-MAR-2011 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430920 | Returned to Compliance | 01-OCT-2010 | 31-DEC-2010 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430919 | Returned to Compliance | 01-JUL-2010 | 30-SEP-2010 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430918 | Returned to Compliance | 01-APR-2010 | 30-JUN-2010 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430917 | Returned to Compliance | 01-JAN-2010 | 31-MAR-2010 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430916 | Returned to Compliance | 01-OCT-2009 | 31-DEC-2009 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430915 | Returned to Compliance | 01-JUL-2009 | 30-SEP-2009 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430914 | Returned to Compliance | 01-APR-2009 | 30-JUN-2009 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430913 | Returned to Compliance | 01-JAN-2009 | 31-MAR-2009 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430912 | Returned to Compliance | 01-OCT-2008 | 31-DEC-2008 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430911 | Returned to Compliance | 01-JUL-2008 | 30-SEP-2008 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430910 | Returned to Compliance | 01-APR-2008 | 30-JUN-2008 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430909 | Returned to Compliance | 01-JAN-2008 | 31-MAR-2008 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430908 | Returned to Compliance | 01-OCT-2007 | 31-DEC-2007 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430907 | Returned to Compliance | 01-JUL-2007 | 30-SEP-2007 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430807 | Returned to Compliance | 01-APR-2007 | 30-JUN-2007 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430707 | Returned to Compliance | 01-JAN-2007 | 31-MAR-2007 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 6430607 | Returned to Compliance | 01-JAN-2006 | 31-DEC-2006 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 200 | Returned to Compliance | 01-JUL-2000 | 31-JUL-2000 | Yes |
| MCL | Maximum Contaminant Level Violation, Acute (TCR) | Total Coliform Rule | Coliform (TCR) | 100 | Returned to Compliance | 01-APR-2000 | 30-APR-2000 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 6430399 | Returned to Compliance | 01-AUG-1999 | 31-AUG-1999 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 6421999 | Returned to Compliance | 01-DEC-1998 | 31-DEC-1998 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 6392596 | Returned to Compliance | 01-DEC-1995 | 31-DEC-1995 | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 6381995 | Known | 01-OCT-1994 | 31-OCT-1994 | Yes |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 6366593 | Known | 01-APR-1993 | 30-APR-1993 | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 6349991 | Known | 01-JAN-1991 | 31-JAN-1991 | Yes |