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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 556–570 of 1,227 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Old Union Water System, 556 to 570 of 1,227 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Nov 16, 2015 15:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
818505
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 16, 2015 15:05, sampling point DS000 Coliform (TCR)
Collected
Nov 16, 2015 14:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
818506
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 16, 2015 14:40, sampling point DS000 Coliform (TCR)
Collected
Nov 16, 2015 14:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
818507
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 16, 2015 14:30, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2015 13:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
807669
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2015 – Oct 31, 2015
Absence , sample collected Oct 5, 2015 13:40, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2015 13:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
807686
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2015 – Oct 31, 2015
Absence , sample collected Oct 5, 2015 13:00, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2015 14:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
807687
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2015 – Oct 31, 2015
Absence , sample collected Oct 5, 2015 14:00, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2015 13:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
807688
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2015 – Oct 31, 2015
Absence , sample collected Oct 5, 2015 13:15, sampling point DS000 Coliform (TCR)
Collected
Sep 14, 2015 14:12
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
803326
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2015 – Sep 30, 2015
Absence , sample collected Sep 14, 2015 14:12, sampling point DS000 Coliform (TCR)
Collected
Sep 14, 2015 14:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
803327
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2015 – Sep 30, 2015
Absence , sample collected Sep 14, 2015 14:40, sampling point DS000 Coliform (TCR)
Collected
Sep 14, 2015 15:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
803328
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2015 – Sep 30, 2015
Absence , sample collected Sep 14, 2015 15:00, sampling point DS000 Coliform (TCR)
Collected
Sep 14, 2015 14:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
803345
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2015 – Sep 30, 2015
Absence , sample collected Sep 14, 2015 14:00, sampling point DS000 Coliform (TCR)
Collected
Aug 18, 2015 14:12
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
796338
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 18, 2015 14:12, sampling point DS000 Coliform (TCR)
Collected
Aug 18, 2015 14:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
796339
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 18, 2015 14:45, sampling point DS000 Coliform (TCR)
Collected
Aug 18, 2015 14:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
796340
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 18, 2015 14:30, sampling point DS000 Coliform (TCR)
Collected
Aug 18, 2015 15:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
796354
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 18, 2015 15:10, sampling point DS000 Coliform (TCR)