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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 901–915 of 1,231 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Old Union Water System, 901 to 915 of 1,231 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Feb 10, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
335144
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2010 – Feb 28, 2010
Absence , sample collected Feb 10, 2010, sampling point DS000 Coliform (TCR)
Collected
Feb 10, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
335145
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2010 – Feb 28, 2010
Absence , sample collected Feb 10, 2010, sampling point DS000 Coliform (TCR)
Collected
Feb 10, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
335146
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2010 – Feb 28, 2010
Absence , sample collected Feb 10, 2010, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
326584
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2010 – Jan 31, 2010
Absence , sample collected Jan 11, 2010, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
326585
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2010 – Jan 31, 2010
Absence , sample collected Jan 11, 2010, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
326586
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2010 – Jan 31, 2010
Absence , sample collected Jan 11, 2010, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
326603
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2010 – Jan 31, 2010
Absence , sample collected Jan 11, 2010, sampling point DS000 Coliform (TCR)
Collected
Dec 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
321404
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2009 – Dec 31, 2009
Absence , sample collected Dec 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Dec 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
321405
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2009 – Dec 31, 2009
Absence , sample collected Dec 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Dec 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
321406
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2009 – Dec 31, 2009
Absence , sample collected Dec 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Dec 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
321407
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2009 – Dec 31, 2009
Absence , sample collected Dec 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Nov 30, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
318444
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2009 – Nov 30, 2009
Absence , sample collected Nov 30, 2009, sampling point DS000 Coliform (TCR)
Collected
Nov 11, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
315087
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2009 – Nov 30, 2009
Absence , sample collected Nov 11, 2009, sampling point DS000 Coliform (TCR)
Collected
Nov 11, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
315108
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2009 – Nov 30, 2009
Absence , sample collected Nov 11, 2009, sampling point DS000 Coliform (TCR)
Collected
Nov 11, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
315114
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2009 – Nov 30, 2009
Absence , sample collected Nov 11, 2009, sampling point DS000 Coliform (TCR)