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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 691–705 of 1,231 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Old Union Water System, 691 to 705 of 1,231 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
May 15, 2013 13:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
608981
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 15, 2013 13:00, sampling point DS000 Coliform (TCR)
Collected
May 15, 2013 14:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
608982
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 15, 2013 14:15, sampling point DS000 Coliform (TCR)
Collected
May 15, 2013 13:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
608983
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 15, 2013 13:45, sampling point DS000 Coliform (TCR)
Collected
May 15, 2013 13:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
608984
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 15, 2013 13:15, sampling point DS000 Coliform (TCR)
Collected
Apr 18, 2013 09:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
602908
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 18, 2013 09:00, sampling point DS000 Coliform (TCR)
Collected
Apr 9, 2013 14:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
601264
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 9, 2013 14:45, sampling point DS000 Coliform (TCR)
Collected
Apr 9, 2013 13:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
601282
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 9, 2013 13:00, sampling point DS000 Coliform (TCR)
Collected
Apr 9, 2013 13:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
601283
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 9, 2013 13:20, sampling point DS000 Coliform (TCR)
Collected
Mar 27, 2013 15:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
597942
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2013 – Mar 31, 2013
Absence , sample collected Mar 27, 2013 15:15, sampling point DS000 Coliform (TCR)
Collected
Mar 27, 2013 15:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
597943
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2013 – Mar 31, 2013
Absence , sample collected Mar 27, 2013 15:00, sampling point DS000 Coliform (TCR)
Collected
Mar 27, 2013 16:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
597960
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2013 – Mar 31, 2013
Absence , sample collected Mar 27, 2013 16:00, sampling point DS000 Coliform (TCR)
Collected
Mar 27, 2013 15:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
597961
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2013 – Mar 31, 2013
Absence , sample collected Mar 27, 2013 15:40, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2013 14:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
587819
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2013 – Feb 28, 2013
Absence , sample collected Feb 13, 2013 14:00, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2013 14:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
587820
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2013 – Feb 28, 2013
Absence , sample collected Feb 13, 2013 14:15, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2013 15:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
587821
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2013 – Feb 28, 2013
Absence , sample collected Feb 13, 2013 15:00, sampling point DS000 Coliform (TCR)