| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 7208 | Returned to Compliance | 01-OCT-2007 | 31-DEC-2007 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 537507 | Returned to Compliance | 01-JUL-2007 | 30-SEP-2007 | Yes |
| MR | Monitoring, Regular | Synthetic Organic Chemicals | Di(2-ethylhexyl) phthalate | 79398 | Returned to Compliance | 01-JAN-1998 | 31-MAR-1998 | No |
| MR | Monitoring, Regular | Volatile Organic Chemicals | Ethylbenzene | 194196 | Returned to Compliance | 01-JUL-1996 | 30-SEP-1996 | No |
| MR | Monitoring, Regular | Nitrate Rule | Nitrite | 168996 | Returned to Compliance | 01-JUN-1995 | 30-JUN-1995 | No |
| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Combined Radium (-226 and -228) | 8005386 | Known | 01-OCT-1985 | 30-SEP-1986 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 8000186 | Known | 01-OCT-1985 | 30-SEP-1986 | Yes |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Combined Radium (-226 and -228) | 9006485 | Known | 01-JAN-1985 | 30-JUN-1985 | No |
| MCL | Maximum Contaminant Level Violation, Single Sample | Inorganic Chemicals | Fluoride | 9023985 | Known | 01-OCT-1984 | 30-SEP-1985 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Combined Radium (-226 and -228) | 9027885 | Known | 01-OCT-1984 | 30-SEP-1985 | Yes |
| MCL | Maximum Contaminant Level Violation, Single Sample | Radionuclides and Revised Rad Rule | Combined Radium (-226 and -228) | 505584 | Known | 01-OCT-1983 | 30-SEP-1984 | Yes |
| MCL | Maximum Contaminant Level Violation, Single Sample | Inorganic Chemicals | Fluoride | 528584 | Known | 01-OCT-1983 | 30-SEP-1984 | Yes |
| MCL | Maximum Contaminant Level Violation, Single Sample | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 283684 | Known | 01-OCT-1983 | 31-JUL-1984 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Combined Radium (-226 and -228) | 10380 | Known | 23-JUL-1980 | 22-OCT-1980 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 10280 | Known | 23-JUL-1980 | 22-OCT-1980 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Inorganic Chemicals | Fluoride | 1133282 | Known | 05-SEP-1979 | 04-SEP-1980 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Inorganic Chemicals | Fluoride | 5680 | Known | 05-SEP-1979 | 04-OCT-1980 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Inorganic Chemicals | Fluoride | 17481 | Known | 05-SEP-1979 | 04-SEP-1980 | Yes |
| MCL | Maximum Contaminant Level Violation, Single Sample | Radionuclides and Revised Rad Rule | Combined Radium (-226 and -228) | 279887 | Returned to Compliance | 01-JUL-1979 | 30-JUN-1983 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Combined Radium (-226 and -228) | 1139582 | Known | 15-MAY-1979 | 14-MAY-1980 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Combined Radium (-226 and -228) | 48981 | Known | 15-MAY-1979 | 14-MAY-1980 | Yes |