| MCL | Maximum Contaminant Level Violation, Average | Arsenic Rule | Arsenic | 1000160 | Returned to Compliance | 01-APR-2010 | 30-JUN-2010 | Yes |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Combined Uranium | 0600159 | Returned to Compliance | 01-JUL-2006 | 30-SEP-2006 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Combined Radium (-226 and -228) | 0600158 | Returned to Compliance | 01-JUL-2006 | 30-SEP-2006 | No |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 0600157 | Returned to Compliance | 01-JUL-2006 | 30-SEP-2006 | No |
| TT | Treatment Technique No Certif. Operator | Stage 1 Disinfectants and Disinfection Byproducts Rule | Stage 1 Disinfectants and Disinfection Byproducts Rule | 0600156 | Returned to Compliance | 04-JAN-2006 | - | Yes |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 9900154 | Returned to Compliance | 01-NOV-1998 | 30-NOV-1998 | Yes |
| MR | Monitoring, Repeat Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 9900155 | Known | 01-NOV-1998 | 30-NOV-1998 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 9800153 | Known | 01-SEP-1998 | 30-SEP-1998 | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 9800151 | Returned to Compliance | 01-AUG-1998 | 31-AUG-1998 | Yes |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 9800152 | Known | 01-AUG-1998 | 31-AUG-1998 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 9800150 | Known | 01-NOV-1997 | 30-NOV-1997 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 9500107 | Known | 01-AUG-1995 | 31-AUG-1995 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 9400106 | Known | 01-JAN-1994 | 31-JAN-1994 | No |
| Other | Notification, Public | Miscellaneous Other Rules | - | 9400105 | Known | 05-OCT-1993 | 04-DEC-1993 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 9300104 | Known | 01-AUG-1993 | 31-AUG-1993 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Heptachlor epoxide | 9300110 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Endrin | 9300120 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | BHC-GAMMA | 9300124 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Methoxychlor | 9300114 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Toxaphene | 9300127 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Dalapon | 9300138 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | ETHYLENE DIBROMIDE | 9300146 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 1,2-DIBROMO-3-CHLOROPROPANE | 9300145 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Chlordane | 9300126 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Pentachlorophenol | 9300142 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Benzo(a)pyrene | 9300113 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | HEXACHLOROBENZENE | 9300123 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 2,4,5-TP | 9300141 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | 2,4-D | 9300144 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Total Polychlorinated Biphenyls (PCB) | 9300115 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Heptachlor | 9300109 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | LASSO | 9300108 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Atrazine | 9300112 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Aldicarb | 9300130 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Carbofuran | 9300133 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Aldicarb sulfone | 9300131 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Aldicarb sulfoxide | 9300132 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Hexachlorocyclopentadiene | 9300119 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Dinoseb | 9300140 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Picloram | 9300143 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Di(2-ethylhexyl) phthalate | 9300118 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Simazine | 9300129 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | OXAMYL | 9300136 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Di(2-ethylhexyl) adipate | 9300117 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Glyphosate | 9300148 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Endothall | 9300147 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Diquat | 9300149 | Returned to Compliance | 01-JAN-1993 | 31-DEC-1995 | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 9200103 | Returned to Compliance | 01-OCT-1991 | 31-OCT-1991 | Yes |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 9100102 | Known | 01-AUG-1991 | 31-AUG-1991 | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 9100101 | Returned to Compliance | 01-JUN-1991 | 30-JUN-1991 | Yes |