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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

MS0610030 , Union Water Association

4 of 388 results on record were positive for coliform or another organism the agency tests for. The most recent was September 19, 2022.

They fall across 4 of the 289 samples on record.

Every sample on record, October 15, 2003 to July 22, 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 22 samples in this date range, newest first.

Routine (15).

Coliform and microbial sample results for Union Water Association, 1 to 15 of 22 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jul 22, 2026 13:00
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-250520-27660
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 22, 2026 13:00, sampling point TC0012 Coliform (TCR)
Absence , sample collected Jul 22, 2026 13:00, sampling point TC0012 E. Coli
Collected
Jun 23, 2026 09:30
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-250520-27659
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 23, 2026 09:30, sampling point TC0011 Coliform (TCR)
Absence , sample collected Jun 23, 2026 09:30, sampling point TC0011 E. Coli
Collected
May 27, 2026 08:00
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-250520-27658
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 27, 2026 08:00, sampling point TC0001 Coliform (TCR)
Absence , sample collected May 27, 2026 08:00, sampling point TC0001 E. Coli
Collected
Apr 29, 2026 17:00
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-250520-27645
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 29, 2026 17:00, sampling point TC0013 Coliform (TCR)
Absence , sample collected Apr 29, 2026 17:00, sampling point TC0013 E. Coli
Collected
Mar 25, 2026 07:30
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-250520-27644
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2026 – Mar 31, 2026
Absence , sample collected Mar 25, 2026 07:30, sampling point TC0012 Coliform (TCR)
Absence , sample collected Mar 25, 2026 07:30, sampling point TC0012 E. Coli
Collected
Feb 25, 2026 07:00
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-250520-27643
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2026 – Feb 28, 2026
Absence , sample collected Feb 25, 2026 07:00, sampling point TC0011 Coliform (TCR)
Absence , sample collected Feb 25, 2026 07:00, sampling point TC0011 E. Coli
Collected
Jan 22, 2026 14:30
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-250520-27651
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2026 – Jan 31, 2026
Absence , sample collected Jan 22, 2026 14:30, sampling point TC0001 Coliform (TCR)
Absence , sample collected Jan 22, 2026 14:30, sampling point TC0001 E. Coli
Collected
Dec 16, 2025 12:30
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-250520-27650
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 16, 2025 12:30, sampling point TC0013 Coliform (TCR)
Absence , sample collected Dec 16, 2025 12:30, sampling point TC0013 E. Coli
Collected
Nov 19, 2025 13:30
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-250520-27649
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2025 – Nov 30, 2025
Absence , sample collected Nov 19, 2025 13:30, sampling point TC0012 Coliform (TCR)
Absence , sample collected Nov 19, 2025 13:30, sampling point TC0012 E. Coli
Collected
Oct 22, 2025 07:00
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-250520-27648
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 22, 2025 07:00, sampling point TC0011 Coliform (TCR)
Absence , sample collected Oct 22, 2025 07:00, sampling point TC0011 E. Coli
Collected
Sep 29, 2025 06:45
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-250520-27642
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 29, 2025 06:45, sampling point TC0001 Coliform (TCR)
Absence , sample collected Sep 29, 2025 06:45, sampling point TC0001 E. Coli
Collected
Aug 19, 2025 13:50
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-250520-27641
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 19, 2025 13:50, sampling point TC0013 Coliform (TCR)
Absence , sample collected Aug 19, 2025 13:50, sampling point TC0013 E. Coli
Collected
Jul 23, 2025
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-250520-27640
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2025 – Jul 31, 2025
Absence , sample collected Jul 23, 2025, sampling point TC0012 Coliform (TCR)
Absence , sample collected Jul 23, 2025, sampling point TC0012 E. Coli
Collected
Jun 18, 2025 09:30
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-250520-27639
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 18, 2025 09:30, sampling point TC0011 Coliform (TCR)
Absence , sample collected Jun 18, 2025 09:30, sampling point TC0011 E. Coli
Collected
May 20, 2025 14:00
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-250520-27638
Laboratory
MSDH Lab
Monitoring period
May 1, 2025 – May 31, 2025
Absence , sample collected May 20, 2025 14:00, sampling point TC0001 Coliform (TCR)
Absence , sample collected May 20, 2025 14:00, sampling point TC0001 E. Coli