| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 8128517 | Returned to Compliance | 01-APR-2023 | 30-JUN-2023 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 8128516 | Returned to Compliance | 01-APR-2022 | 30-JUN-2022 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 8128515 | Returned to Compliance | 01-JAN-2020 | 31-MAR-2020 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 8128514 | Returned to Compliance | 01-JAN-2020 | 31-MAR-2020 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 8128513 | Returned to Compliance | 01-OCT-2019 | 31-DEC-2019 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 8128512 | Returned to Compliance | 01-OCT-2019 | 31-DEC-2019 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 8128410 | Returned to Compliance | 01-APR-2010 | 30-JUN-2010 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 8128510 | Returned to Compliance | 01-APR-2010 | 30-JUN-2010 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 8128309 | Returned to Compliance | 01-JAN-2009 | 31-MAR-2009 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | TTHM | 8128208 | Returned to Compliance | 01-OCT-2007 | 31-DEC-2007 | Yes |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 8128108 | Returned to Compliance | 01-SEP-2007 | 30-SEP-2007 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 8128007 | Returned to Compliance | 01-DEC-2006 | 31-DEC-2006 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 8127907 | Returned to Compliance | 01-OCT-2006 | 31-OCT-2006 | No |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 8127806 | Returned to Compliance | 01-JUL-2006 | - | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 8127706 | Returned to Compliance | 01-DEC-2005 | 31-DEC-2005 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 8127605 | Returned to Compliance | 01-APR-2005 | 30-APR-2005 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 1 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 213305 | Returned to Compliance | 01-JAN-2005 | 01-APR-2005 | Yes |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 113805 | Returned to Compliance | 01-OCT-2004 | 31-OCT-2004 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 109104 | Returned to Compliance | 01-DEC-2003 | 31-DEC-2003 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 301600 | Returned to Compliance | 01-APR-2000 | 30-APR-2000 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 207099 | Known | 01-FEB-1999 | 28-FEB-1999 | No |
| MR | Monitoring of Treatment (SWTR-Filter) | Surface Water Treatment Rule | Surface Water Treatment Rule | 300794 | Known | 01-APR-1994 | 30-APR-1994 | No |
| TT | Treatment Technique (SWTR and GWR) | Surface Water Treatment Rule | Surface Water Treatment Rule | 103394 | Known | 01-NOV-1993 | 30-NOV-1993 | Yes |
| Other | Notification, Public | Surface Water Treatment Rule | Surface Water Treatment Rule | 113994 | Known | 01-NOV-1993 | 30-NOV-1993 | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 100894 | Known | 01-OCT-1993 | 31-OCT-1993 | Yes |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 407793 | Known | 01-SEP-1993 | 30-SEP-1993 | No |
| Other | Notification, Public | Total Coliform Rule | Coliform (TCR) | 411593 | Known | 01-SEP-1993 | 30-SEP-1993 | No |
| Other | Notification, Public | Total Coliform Rule | Coliform (TCR) | 204092 | Known | 01-MAR-1992 | 31-MAR-1992 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 202592 | Known | 01-MAR-1992 | 31-MAR-1992 | No |
| MR | Monitoring, Routine Major (TCR) | Total Coliform Rule | Coliform (TCR) | 300491 | Known | 01-APR-1991 | 30-APR-1991 | No |
| Other | Notification, Public | Total Coliform Rule | Coliform (TCR) | 309091 | Known | 01-APR-1991 | 30-APR-1991 | No |
| Other | Notification, Public | Total Coliform Rule | Coliform (Pre-TCR) | 206890 | Known | 01-MAR-1990 | 31-MAR-1990 | No |