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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 376–390 of 1,227 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Old Union Water System, 376 to 390 of 1,227 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jul 22, 2019 12:00
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-190510-9776
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2019 – Jul 31, 2019
Absence , sample collected Jul 22, 2019 12:00, sampling point TC0002 Coliform (TCR)
Absence , sample collected Jul 22, 2019 12:00, sampling point TC0002 E. Coli
Collected
Jul 22, 2019 12:10
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-190510-9777
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2019 – Jul 31, 2019
Absence , sample collected Jul 22, 2019 12:10, sampling point TC0003 Coliform (TCR)
Absence , sample collected Jul 22, 2019 12:10, sampling point TC0003 E. Coli
Collected
Jul 22, 2019 12:20
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-190510-9778
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2019 – Jul 31, 2019
Absence , sample collected Jul 22, 2019 12:20, sampling point TC0007 Coliform (TCR)
Absence , sample collected Jul 22, 2019 12:20, sampling point TC0007 E. Coli
Collected
Jun 17, 2019 11:45
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-190510-9771
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2019 – Jun 30, 2019
Absence , sample collected Jun 17, 2019 11:45, sampling point TC0001 Coliform (TCR)
Absence , sample collected Jun 17, 2019 11:45, sampling point TC0001 E. Coli
Collected
Jun 17, 2019 12:05
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-190510-9772
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2019 – Jun 30, 2019
Absence , sample collected Jun 17, 2019 12:05, sampling point TC0003 Coliform (TCR)
Absence , sample collected Jun 17, 2019 12:05, sampling point TC0003 E. Coli
Collected
Jun 17, 2019 12:10
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-190510-9773
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2019 – Jun 30, 2019
Absence , sample collected Jun 17, 2019 12:10, sampling point TC0007 Coliform (TCR)
Absence , sample collected Jun 17, 2019 12:10, sampling point TC0007 E. Coli
Collected
Jun 17, 2019 12:20
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-190510-9774
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2019 – Jun 30, 2019
Absence , sample collected Jun 17, 2019 12:20, sampling point TC0009 Coliform (TCR)
Absence , sample collected Jun 17, 2019 12:20, sampling point TC0009 E. Coli
Collected
May 13, 2019 11:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1075875
Laboratory
MSDH Lab
Monitoring period
May 1, 2019 – May 31, 2019
Absence , sample collected May 13, 2019 11:45, sampling point DS000 Coliform (TCR)
Collected
May 13, 2019 12:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1075876
Laboratory
MSDH Lab
Monitoring period
May 1, 2019 – May 31, 2019
Absence , sample collected May 13, 2019 12:00, sampling point DS000 Coliform (TCR)
Collected
May 13, 2019 12:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1075905
Laboratory
MSDH Lab
Monitoring period
May 1, 2019 – May 31, 2019
Absence , sample collected May 13, 2019 12:15, sampling point DS000 Coliform (TCR)
Collected
May 13, 2019 12:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1075924
Laboratory
MSDH Lab
Monitoring period
May 1, 2019 – May 31, 2019
Absence , sample collected May 13, 2019 12:30, sampling point DS000 Coliform (TCR)
Collected
Apr 15, 2019 11:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1070674
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2019 – Apr 30, 2019
Absence , sample collected Apr 15, 2019 11:40, sampling point DS000 Coliform (TCR)
Collected
Apr 15, 2019 11:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1070675
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2019 – Apr 30, 2019
Absence , sample collected Apr 15, 2019 11:55, sampling point DS000 Coliform (TCR)
Collected
Apr 15, 2019 12:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1070688
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2019 – Apr 30, 2019
Absence , sample collected Apr 15, 2019 12:15, sampling point DS000 Coliform (TCR)
Collected
Apr 15, 2019 12:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1070689
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2019 – Apr 30, 2019
Absence , sample collected Apr 15, 2019 12:30, sampling point DS000 Coliform (TCR)