| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 20260004857 | Known | 01-DEC-2025 | 31-DEC-2025 | No |
| MR | Failure to Conduct Assessment Monitoring | Ground Water Rule | E. COLI | 20260004964 | Known | 01-DEC-2025 | 31-DEC-2025 | No |
| MON | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | Revised Total Coliform Rule | 20260000332 | Known | 01-OCT-2025 | 31-OCT-2025 | No |
| MR | Failure to Conduct Assessment Monitoring | Ground Water Rule | E. COLI | 20260000338 | Known | 01-OCT-2025 | 31-OCT-2025 | No |
| Other | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | Consumer Confidence Rule | 20250027189 | Open | 01-JUL-2025 | - | No |
| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 20250020972 | Known | 01-JAN-2025 | 31-MAR-2025 | Yes |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 20260004933 | Known | 01-JAN-2025 | 31-DEC-2025 | No |
| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 20250002315 | Known | 01-OCT-2024 | 31-DEC-2024 | Yes |
| MR | Failure to Conduct Assessment Monitoring | Ground Water Rule | E. COLI | 20240020734 | Returned to Compliance | 01-AUG-2024 | 31-AUG-2024 | No |
| MR | Failure to Conduct Assessment Monitoring | Ground Water Rule | E. COLI | 20240018573 | Returned to Compliance | 01-JUN-2024 | 30-JUN-2024 | No |
| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 20240018519 | Known | 01-APR-2024 | 30-JUN-2024 | Yes |
| MR | Failure to Conduct Assessment Monitoring | Ground Water Rule | E. COLI | 20240012932 | Returned to Compliance | 01-JAN-2024 | 31-JAN-2024 | No |
| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 20240013923 | Known | 01-JAN-2024 | 31-MAR-2024 | Yes |
| MR | Failure to Conduct Assessment Monitoring | Ground Water Rule | E. COLI | 20240001172 | Returned to Compliance | 01-DEC-2023 | 31-DEC-2023 | No |
| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 20240001013 | Known | 01-OCT-2023 | 31-DEC-2023 | Yes |
| MR | Monitoring, Regular | Nitrate Rule | Nitrate | 20240000965 | Returned to Compliance | 01-JAN-2023 | 31-DEC-2023 | No |
| MCL | Maximum Contaminant Level Violation, Average | Radionuclides and Revised Rad Rule | Combined Radium (-226 and -228) | 20230000241 | Known | 01-JUL-2022 | 30-SEP-2022 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 20220012161 | Known | 01-JAN-2022 | 31-MAR-2022 | Yes |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 20220001509 | Returned to Compliance | 01-OCT-2021 | 31-DEC-2021 | No |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 20220001098 | Returned to Compliance | 01-OCT-2021 | 31-DEC-2021 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 20210011762 | Returned to Compliance | 01-JUL-2021 | 30-SEP-2021 | Yes |
| MCL | Maximum Contaminant Level Violation, Average | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 20210009533 | Returned to Compliance | 01-APR-2021 | 30-JUN-2021 | Yes |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Total Haloacetic Acids (HAA5) | 20210003955 | Returned to Compliance | 01-OCT-2020 | 31-DEC-2020 | No |
| MR | Monitoring and Reporting (DBP) | Stage 2 Disinfectants and Disinfection Byproducts Rule | TTHM | 20210003946 | Returned to Compliance | 01-OCT-2020 | 31-DEC-2020 | No |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 20150000128 | Returned to Compliance | 01-OCT-2014 | 31-OCT-2014 | No |
| MR | Monitoring, Routine (IDSE) | Stage 2 Disinfectants and Disinfection Byproducts Rule | Stage 2 Disinfectants and Disinfection Byproducts Rule | 20120002092 | Open | 02-APR-2008 | - | No |
| MR | Monitoring, Repeat Major (TCR) | Total Coliform Rule | Coliform (TCR) | 20030000547 | Known | 01-NOV-2002 | 30-NOV-2002 | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 95V0004 | Known | 01-JUL-1995 | 31-JUL-1995 | Yes |
| MR | Monitoring, Routine Minor (TCR) | Total Coliform Rule | Coliform (TCR) | 95V0003 | Known | 01-JAN-1995 | 31-JAN-1995 | No |
| MR | Monitoring, Repeat Major (TCR) | Total Coliform Rule | Coliform (TCR) | 95V0001 | Known | 01-DEC-1994 | 31-DEC-1994 | No |
| MCL | Maximum Contaminant Level Violation, Monthly (TCR) | Total Coliform Rule | Coliform (TCR) | 95V0002 | Known | 01-DEC-1994 | 31-DEC-1994 | Yes |
| MR | Monitoring, Regular | Radionuclides and Revised Rad Rule | Gross Alpha, Excl. Radon and U | 88V0001 | Known | 01-JUL-1984 | 30-JUN-1988 | No |