| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 437 | Known | 01-JAN-2025 | 31-JAN-2025 | No |
| MR | Monitoring and Reporting (DBP) | Stage 1 Disinfectants and Disinfection Byproducts Rule | Chlorine | 438 | Known | 01-JAN-2025 | 31-JAN-2025 | No |
| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 431 | Returned to Compliance | 01-DEC-2020 | 31-DEC-2020 | No |
| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 430 | Returned to Compliance | 01-NOV-2020 | 30-NOV-2020 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 433 | Returned to Compliance | 01-SEP-2020 | 30-NOV-2020 | No |
| MR | Lead Consumer Notice | Lead and Copper Rule | Lead and Copper Rule | 426 | Returned to Compliance | 30-DEC-2019 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 425 | Returned to Compliance | 16-JUN-2017 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 424 | Returned to Compliance | 16-JUN-2017 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 423 | Returned to Compliance | 01-APR-2017 | 30-JUN-2017 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 422 | Returned to Compliance | 01-JAN-2017 | 31-MAR-2017 | Yes |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 420 | Returned to Compliance | 19-DEC-2016 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 419 | Returned to Compliance | 01-OCT-2016 | 31-DEC-2016 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 421 | Returned to Compliance | 01-JUL-2016 | 30-SEP-2016 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 418 | Returned to Compliance | 01-JAN-2016 | 31-MAR-2016 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 417 | Returned to Compliance | 01-OCT-2015 | 31-DEC-2015 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 416 | Returned to Compliance | 01-JUL-2015 | 30-SEP-2015 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 415 | Returned to Compliance | 01-APR-2015 | 30-JUN-2015 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 413 | Returned to Compliance | 01-JAN-2015 | 31-MAR-2015 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 414 | Returned to Compliance | 01-OCT-2014 | 31-DEC-2014 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 412 | Returned to Compliance | 01-JUL-2014 | 30-SEP-2014 | Yes |
| MR | Failure Submit IDSE/Subpart V Plan Rpt | Stage 2 Disinfectants and Disinfection Byproducts Rule | Stage 2 Disinfectants and Disinfection Byproducts Rule | #0004 | Returned to Compliance | 02-JUL-2010 | - | No |
| MR | Monitoring, Routine (IDSE) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | #0002 | Returned to Compliance | 01-APR-2009 | 31-MAR-2010 | No |
| MR | Monitoring, Routine (IDSE) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | #0003 | Returned to Compliance | 01-APR-2009 | 31-MAR-2010 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 407 | Returned to Compliance | 01-OCT-2008 | 31-OCT-2008 | No |
| MR | Monitoring, Routine (IDSE) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Stage 2 Disinfectants and Disinfection Byproducts Rule | #0001 | Returned to Compliance | 02-APR-2008 | - | No |
| Other | Public Notification Violation for NPDWR Violation | Public Notice Rule and Revised PN Rule | Public Notice | 409 | Open | 01-JUN-2007 | - | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 406 | Returned to Compliance | 01-MAY-2006 | 31-MAY-2006 | No |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 199 | Returned to Compliance | 19-OCT-1999 | - | No |