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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 811–825 of 1,231 samples on record, newest first.

Repeat (15).

Coliform and microbial sample results for Old Union Water System, 811 to 825 of 1,231 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jun 14, 2011 11:15
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
446908
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 14, 2011 11:15, sampling point DS000 Coliform (TCR)
Collected
Jun 14, 2011 12:25
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
446909
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 14, 2011 12:25, sampling point DS000 Coliform (TCR)
Collected
Jun 14, 2011 11:25
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
446910
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 14, 2011 11:25, sampling point DS000 Coliform (TCR)
Collected
Jun 14, 2011 11:55
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
446911
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 14, 2011 11:55, sampling point DS000 Coliform (TCR)
Collected
Jun 14, 2011 13:35
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
446912
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 14, 2011 13:35, sampling point DS000 Coliform (TCR)
Collected
Jun 13, 2011 14:00
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
446268
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 13, 2011 14:00, sampling point DS000 Coliform (TCR)
Collected
Jun 13, 2011 14:10
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
446269
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 13, 2011 14:10, sampling point DS000 Coliform (TCR)
Collected
Jun 13, 2011 14:20
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
446270
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 13, 2011 14:20, sampling point DS000 Coliform (TCR)
Collected
Jun 13, 2011 14:35
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
446271
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 13, 2011 14:35, sampling point DS000 Coliform (TCR)
Collected
Jun 13, 2011 14:50
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
446272
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 13, 2011 14:50, sampling point DS000 Coliform (TCR)
Collected
Jun 13, 2011 15:00
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
446273
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 13, 2011 15:00, sampling point DS000 Coliform (TCR)
Collected
Jun 13, 2011 15:10
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
446274
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 13, 2011 15:10, sampling point DS000 Coliform (TCR)
Collected
Jun 13, 2011 15:25
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
446275
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 13, 2011 15:25, sampling point DS000 Coliform (TCR)
Collected
Jun 13, 2011 15:50
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
446276
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 13, 2011 15:50, sampling point DS000 Coliform (TCR)
Collected
Jun 13, 2011 16:00
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
446277
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 13, 2011 16:00, sampling point DS000 Coliform (TCR)