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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 496–510 of 1,227 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Old Union Water System, 496 to 510 of 1,227 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jan 9, 2017 18:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
903576
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2017 – Jan 31, 2017
Absence , sample collected Jan 9, 2017 18:20, sampling point DS000 Coliform (TCR)
Collected
Jan 9, 2017 06:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
903622
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2017 – Jan 31, 2017
Absence , sample collected Jan 9, 2017 06:10, sampling point DS000 Coliform (TCR)
Collected
Jan 9, 2017 05:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
903624
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2017 – Jan 31, 2017
Absence , sample collected Jan 9, 2017 05:50, sampling point DS000 Coliform (TCR)
Collected
Dec 13, 2016 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
900034
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 13, 2016 08:00, sampling point DS000 Coliform (TCR)
Collected
Dec 13, 2016 07:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
900035
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 13, 2016 07:15, sampling point DS000 Coliform (TCR)
Collected
Dec 13, 2016 07:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
900050
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 13, 2016 07:30, sampling point DS000 Coliform (TCR)
Collected
Dec 13, 2016 07:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
900062
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 13, 2016 07:00, sampling point DS000 Coliform (TCR)
Collected
Nov 8, 2016 13:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
892573
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2016 – Nov 30, 2016
Absence , sample collected Nov 8, 2016 13:50, sampling point DS000 Coliform (TCR)
Collected
Nov 8, 2016 13:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
892574
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2016 – Nov 30, 2016
Absence , sample collected Nov 8, 2016 13:30, sampling point DS000 Coliform (TCR)
Collected
Nov 8, 2016 13:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
892589
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2016 – Nov 30, 2016
Absence , sample collected Nov 8, 2016 13:15, sampling point DS000 Coliform (TCR)
Collected
Nov 8, 2016 14:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
892592
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2016 – Nov 30, 2016
Absence , sample collected Nov 8, 2016 14:05, sampling point DS000 Coliform (TCR)
Collected
Oct 11, 2016 13:59
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
888462
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 11, 2016 13:59, sampling point DS000 Coliform (TCR)
Collected
Oct 11, 2016 13:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
888463
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 11, 2016 13:35, sampling point DS000 Coliform (TCR)
Collected
Oct 11, 2016 13:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
888472
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 11, 2016 13:45, sampling point DS000 Coliform (TCR)
Collected
Oct 11, 2016 14:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
888473
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 11, 2016 14:05, sampling point DS000 Coliform (TCR)