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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.

Coliform and microbial samples

MS0410033 , Old Union Water System

22 of 1,631 results on record were positive for coliform or another organism the agency tests for. The most recent was December 22, 2025.

They fall across 22 of the 1,231 samples on record.

Every sample on record, October 21, 2003 to September 1, 2026. No date range is applied.

This system’s violations

The most recent samples

No date range is applied: this list draws on every sample on record. Show the last two years only.

The list below shows 721–735 of 1,231 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Old Union Water System, 721 to 735 of 1,231 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Oct 4, 2012 12:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
558711
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2012 – Oct 31, 2012
Absence , sample collected Oct 4, 2012 12:15, sampling point DS000 Coliform (TCR)
Collected
Oct 4, 2012 12:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
558712
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2012 – Oct 31, 2012
Absence , sample collected Oct 4, 2012 12:00, sampling point DS000 Coliform (TCR)
Collected
Sep 13, 2012 14:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
554077
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 13, 2012 14:35, sampling point DS000 Coliform (TCR)
Collected
Sep 13, 2012 14:12
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
554078
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 13, 2012 14:12, sampling point DS000 Coliform (TCR)
Collected
Sep 13, 2012 15:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
554079
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 13, 2012 15:00, sampling point DS000 Coliform (TCR)
Collected
Sep 13, 2012 14:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
554080
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 13, 2012 14:00, sampling point DS000 Coliform (TCR)
Collected
Aug 23, 2012 16:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
548416
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2012 – Aug 31, 2012
Absence , sample collected Aug 23, 2012 16:00, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2012 15:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
545610
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2012 – Aug 31, 2012
Absence , sample collected Aug 7, 2012 15:00, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2012 14:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
545628
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2012 – Aug 31, 2012
Absence , sample collected Aug 7, 2012 14:15, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2012 14:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
545629
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2012 – Aug 31, 2012
Absence , sample collected Aug 7, 2012 14:40, sampling point DS000 Coliform (TCR)
Collected
Jul 18, 2012 12:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
538464
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2012 – Jul 31, 2012
Absence , sample collected Jul 18, 2012 12:15, sampling point DS000 Coliform (TCR)
Collected
Jul 18, 2012 12:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
538465
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2012 – Jul 31, 2012
Absence , sample collected Jul 18, 2012 12:25, sampling point DS000 Coliform (TCR)
Collected
Jul 18, 2012 12:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
538466
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2012 – Jul 31, 2012
Absence , sample collected Jul 18, 2012 12:50, sampling point DS000 Coliform (TCR)
Collected
Jul 18, 2012 13:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
538467
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2012 – Jul 31, 2012
Absence , sample collected Jul 18, 2012 13:15, sampling point DS000 Coliform (TCR)
Collected
Jun 6, 2012 14:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
527698
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2012 – Jun 30, 2012
Absence , sample collected Jun 6, 2012 14:45, sampling point DS000 Coliform (TCR)