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This is a rebuild of Drinking Water Watch and not yet the official record. Use the agency’s current Drinking Water Watch for anything you need to rely on.

MS0410033 , Old Union Water System

Violations

1–30 of 256 validated violations, most recently determined first. 13 of the 30 listed on this page are recorded as part of 5 violation groups. Across the whole record the agency holds 59 groups, holding 208 violations.

Please note: some of these violations may have been resolved and/or returned to compliance.

Grouped and ungrouped violations are in one list; the group column says which is which.

Every validated violation on record for Old Union Water System, 1 to 30 of 256 validated violations shown, most recently determined first.
Fiscal year Determined Violation Category Analyte Facility Group
2026 Apr 23, 2026 Monitoring, Routine (DBP), Major, 7109836 Monitoring Chlorine Distribution DS000 Not in a group
2026 Feb 13, 2026 Monitoring, Routine, Minor (RTCR), 7109835 Monitoring E. Coli Not recorded Not in a group
2025 Aug 15, 2025 Public Notice Rule Linked to Violation, 7109833 Public Notice Public Notice Not recorded Not in a group
2025 Aug 15, 2025 Public Notice Rule Linked to Violation, 7109834 Public Notice Public Notice Not recorded Not in a group
2025 Mar 19, 2025 Monitoring, Routine (DBP), Major, 7109831 Monitoring TTHM Distribution DS000 2025-48039 TTHM/Haa5
2025 Mar 19, 2025 Monitoring, Routine (DBP), Major, 7109832 Monitoring Total Haloacetic Acids (Haa5) Distribution DS000 2025-48039 TTHM/Haa5
2024 Mar 7, 2024 Monitoring, Routine (DBP), Major, 7109827 Monitoring TTHM Distribution DS000 2024-47201 TTHM/Haa5
2024 Mar 7, 2024 Monitoring, Routine (DBP), Major, 7109828 Monitoring Total Haloacetic Acids (Haa5) Distribution DS000 2024-47201 TTHM/Haa5
2024 Feb 2, 2024 Monitoring, Routine Major, 7109818 Monitoring Nitrate-Nitrite Treatment Facility TF102 2024-46981 NO2-NO3
2024 Feb 2, 2024 Monitoring, Routine Major, 7109819 Monitoring Nitrate Treatment Facility TF102 2024-46981 NO2-NO3
2024 Feb 2, 2024 Monitoring, Routine Major, 7109820 Monitoring Nitrite Treatment Facility TF102 2024-46981 NO2-NO3
2024 Feb 2, 2024 Monitoring, Routine Major, 7109821 Monitoring Nitrate-Nitrite Treatment Facility TF101 2024-46982 NO2-NO3
2024 Feb 2, 2024 Monitoring, Routine Major, 7109822 Monitoring Nitrate Treatment Facility TF101 2024-46982 NO2-NO3
2024 Feb 2, 2024 Monitoring, Routine Major, 7109823 Monitoring Nitrite Treatment Facility TF101 2024-46982 NO2-NO3
2024 Feb 2, 2024 Monitoring, Routine Major, 7109824 Monitoring Nitrate-Nitrite Treatment Facility TF103 2024-46983 NO2-NO3
2024 Feb 2, 2024 Monitoring, Routine Major, 7109825 Monitoring Nitrate Treatment Facility TF103 2024-46983 NO2-NO3
2024 Feb 2, 2024 Monitoring, Routine Major, 7109826 Monitoring Nitrite Treatment Facility TF103 2024-46983 NO2-NO3
2022 Dec 9, 2021 Follow-Up Or Routine Tap M/R (LCR), 7109811 Monitoring Lead & Copper Rule Distribution DS000 Not in a group
2020 Jul 30, 2020 CCR Report, 7109810 Reporting Consumer Confidence Rule Not recorded Not in a group
2012 Jul 13, 2012 Monitoring, Routine Major, 7109759 Monitoring Gross Alpha Particle Activity Treatment Facility TF101 Not in a group
2012 Jul 13, 2012 Monitoring, Routine Major, 7109760 Monitoring Radium-228 Treatment Facility TF102 Not in a group
2012 Jul 13, 2012 Monitoring, Routine Major, 7109761 Monitoring Radium-228 Treatment Facility TF103 Not in a group
2012 Jul 13, 2012 Monitoring, Routine Major, 7109762 Monitoring Radium-228 Treatment Facility TF101 Not in a group
2012 Jul 13, 2012 Monitoring, Routine Major, 7109763 Monitoring Gross Alpha Particle Activity Treatment Facility TF102 Not in a group
2012 Jul 13, 2012 Monitoring, Routine Major, 7109764 Monitoring Gross Alpha Particle Activity Treatment Facility TF103 Not in a group
2012 Jul 13, 2012 Monitoring, Routine Major, 7109765 Monitoring Radium-226 Treatment Facility TF103 Not in a group
2012 Jul 13, 2012 Monitoring, Routine Major, 7109766 Monitoring Radium-226 Treatment Facility TF102 Not in a group
2012 Jul 13, 2012 Monitoring, Routine Major, 7109767 Monitoring Radium-226 Treatment Facility TF101 Not in a group
2012 Apr 10, 2012 Monitoring, Routine Major, 7109751 Monitoring Gross Alpha Particle Activity Treatment Facility TF102 Not in a group
2012 Apr 10, 2012 Monitoring, Routine Major, 7109752 Monitoring Radium-228 Treatment Facility TF103 Not in a group