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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. These figures cover the whole record; the list of samples further down is narrowed.

This system’s violations

The most recent samples

Showing samples collected between September 25, 2024 and September 25, 2026. That is this page’s default, not a limit on what the agency records.

Show every sample on record

Choose a date range

The list below shows 1–15 of 97 samples in this date range, newest first.

Routine (15).

Coliform and microbial sample results for Old Union Water System, 1 to 15 of 97 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Aug 5, 2026 13:35
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-260211-2968
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 5, 2026 13:35, sampling point TC0001 Coliform (TCR)
Absence , sample collected Aug 5, 2026 13:35, sampling point TC0001 E. Coli
Collected
Aug 5, 2026 13:15
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-260211-2967
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 5, 2026 13:15, sampling point TC0007 Coliform (TCR)
Absence , sample collected Aug 5, 2026 13:15, sampling point TC0007 E. Coli
Collected
Aug 5, 2026 12:30
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-260211-2965
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 5, 2026 12:30, sampling point TC0009 Coliform (TCR)
Absence , sample collected Aug 5, 2026 12:30, sampling point TC0009 E. Coli
Collected
Aug 5, 2026 12:45
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-260211-2966
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 5, 2026 12:45, sampling point TC0010 Coliform (TCR)
Absence , sample collected Aug 5, 2026 12:45, sampling point TC0010 E. Coli
Collected
Jul 13, 2026 13:46
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-260211-2961
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 13:46, sampling point TC0003 Coliform (TCR)
Absence , sample collected Jul 13, 2026 13:46, sampling point TC0003 E. Coli
Collected
Jul 13, 2026 13:19
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-260211-2950
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 13:19, sampling point TC0007 Coliform (TCR)
Absence , sample collected Jul 13, 2026 13:19, sampling point TC0007 E. Coli
Collected
Jul 13, 2026 14:15
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-260211-2962
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 14:15, sampling point TC0009 Coliform (TCR)
Absence , sample collected Jul 13, 2026 14:15, sampling point TC0009 E. Coli
Collected
Jul 13, 2026 12:45
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-260211-2949
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 12:45, sampling point TC0010 Coliform (TCR)
Absence , sample collected Jul 13, 2026 12:45, sampling point TC0010 E. Coli
Collected
Jun 15, 2026 14:51
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-260211-2948
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 15, 2026 14:51, sampling point TC0003 Coliform (TCR)
Absence , sample collected Jun 15, 2026 14:51, sampling point TC0003 E. Coli
Collected
Jun 15, 2026 14:28
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-260211-2947
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 15, 2026 14:28, sampling point TC0007 Coliform (TCR)
Absence , sample collected Jun 15, 2026 14:28, sampling point TC0007 E. Coli
Collected
Jun 15, 2026 13:48
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-260211-2946
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 15, 2026 13:48, sampling point TC0009 Coliform (TCR)
Absence , sample collected Jun 15, 2026 13:48, sampling point TC0009 E. Coli
Collected
Jun 15, 2026 13:30
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-260211-2945
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 15, 2026 13:30, sampling point TC0010 Coliform (TCR)
Absence , sample collected Jun 15, 2026 13:30, sampling point TC0010 E. Coli
Collected
May 4, 2026 15:02
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-260211-2944
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 4, 2026 15:02, sampling point TC0003 Coliform (TCR)
Absence , sample collected May 4, 2026 15:02, sampling point TC0003 E. Coli
Collected
May 4, 2026 14:04
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-260211-2943
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 4, 2026 14:04, sampling point TC0007 Coliform (TCR)
Absence , sample collected May 4, 2026 14:04, sampling point TC0007 E. Coli
Collected
May 4, 2026 12:45
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-260211-2941
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 4, 2026 12:45, sampling point TC0009 Coliform (TCR)
Absence , sample collected May 4, 2026 12:45, sampling point TC0009 E. Coli