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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 1,623 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 1,227 samples on record.

Every sample on record, October 21, 2003 to August 5, 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 541–555 of 1,227 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Old Union Water System, 541 to 555 of 1,227 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Mar 8, 2016 14:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
843974
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 8, 2016 14:40, sampling point DS000 Coliform (TCR)
Collected
Mar 8, 2016 15:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
843975
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 8, 2016 15:20, sampling point DS000 Coliform (TCR)
Collected
Feb 1, 2016 13:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
834583
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 1, 2016 13:00, sampling point DS000 Coliform (TCR)
Collected
Feb 1, 2016 14:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
834584
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 1, 2016 14:00, sampling point DS000 Coliform (TCR)
Collected
Feb 1, 2016 13:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
834601
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 1, 2016 13:15, sampling point DS000 Coliform (TCR)
Collected
Feb 1, 2016 14:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
834602
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 1, 2016 14:20, sampling point DS000 Coliform (TCR)
Collected
Jan 19, 2016 14:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
831296
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 19, 2016 14:35, sampling point DS000 Coliform (TCR)
Collected
Jan 19, 2016 14:14
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
831297
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 19, 2016 14:14, sampling point DS000 Coliform (TCR)
Collected
Jan 19, 2016 14:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
831298
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 19, 2016 14:00, sampling point DS000 Coliform (TCR)
Collected
Jan 19, 2016 14:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
831299
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 19, 2016 14:55, sampling point DS000 Coliform (TCR)
Collected
Dec 2, 2015 14:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
821510
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 2, 2015 14:00, sampling point DS000 Coliform (TCR)
Collected
Dec 2, 2015 14:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
821511
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 2, 2015 14:15, sampling point DS000 Coliform (TCR)
Collected
Dec 2, 2015 14:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
821512
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 2, 2015 14:40, sampling point DS000 Coliform (TCR)
Collected
Dec 2, 2015 15:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
821513
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 2, 2015 15:05, sampling point DS000 Coliform (TCR)
Collected
Nov 16, 2015 15:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
818504
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 16, 2015 15:30, sampling point DS000 Coliform (TCR)