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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

MS0510011 , City of Union

8 of 1,487 results on record were positive for coliform or another organism the agency tests for. The most recent was November 10, 2014.

They fall across 7 of the 1,133 samples on record.

Every sample on record, October 8, 2003 to August 3, 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 92 samples in this date range, newest first.

Routine (15).

Coliform and microbial sample results for City of Union, 1 to 15 of 92 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Aug 3, 2026 10:30
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-191028-77579
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 3, 2026 10:30, sampling point TC0001 Coliform (TCR)
Absence , sample collected Aug 3, 2026 10:30, sampling point TC0001 E. Coli
Collected
Aug 3, 2026 10:45
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-191028-77580
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 3, 2026 10:45, sampling point TC0002 Coliform (TCR)
Absence , sample collected Aug 3, 2026 10:45, sampling point TC0002 E. Coli
Collected
Aug 3, 2026 11:05
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-191028-77599
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 3, 2026 11:05, sampling point TC0005 Coliform (TCR)
Absence , sample collected Aug 3, 2026 11:05, sampling point TC0005 E. Coli
Collected
Aug 3, 2026 11:15
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-191028-77600
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 3, 2026 11:15, sampling point TC0006 Coliform (TCR)
Absence , sample collected Aug 3, 2026 11:15, sampling point TC0006 E. Coli
Collected
Jul 13, 2026 10:00
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-191028-77595
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 10:00, sampling point TC0001 Coliform (TCR)
Absence , sample collected Jul 13, 2026 10:00, sampling point TC0001 E. Coli
Collected
Jul 13, 2026 10:25
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-191028-77596
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 10:25, sampling point TC0002 Coliform (TCR)
Absence , sample collected Jul 13, 2026 10:25, sampling point TC0002 E. Coli
Collected
Jul 13, 2026 10:50
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-191028-77597
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 10:50, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jul 13, 2026 10:50, sampling point TC0005 E. Coli
Collected
Jul 13, 2026 11:10
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-191028-77598
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 13, 2026 11:10, sampling point TC0006 Coliform (TCR)
Absence , sample collected Jul 13, 2026 11:10, sampling point TC0006 E. Coli
Collected
Jun 1, 2026 11:00
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-191028-77591
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 1, 2026 11:00, sampling point TC0001 Coliform (TCR)
Absence , sample collected Jun 1, 2026 11:00, sampling point TC0001 E. Coli
Collected
Jun 1, 2026 11:20
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-191028-77592
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 1, 2026 11:20, sampling point TC0002 Coliform (TCR)
Absence , sample collected Jun 1, 2026 11:20, sampling point TC0002 E. Coli
Collected
Jun 1, 2026 11:45
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-191028-77593
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 1, 2026 11:45, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jun 1, 2026 11:45, sampling point TC0005 E. Coli
Collected
Jun 1, 2026 11:55
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-191028-77594
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 1, 2026 11:55, sampling point TC0006 Coliform (TCR)
Absence , sample collected Jun 1, 2026 11:55, sampling point TC0006 E. Coli
Collected
May 12, 2026 10:00
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-191028-77575
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 12, 2026 10:00, sampling point TC0001 Coliform (TCR)
Absence , sample collected May 12, 2026 10:00, sampling point TC0001 E. Coli
Collected
May 12, 2026 10:25
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-191028-77576
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 12, 2026 10:25, sampling point TC0002 Coliform (TCR)
Absence , sample collected May 12, 2026 10:25, sampling point TC0002 E. Coli
Collected
May 12, 2026 10:50
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-191028-77577
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 12, 2026 10:50, sampling point TC0005 Coliform (TCR)
Absence , sample collected May 12, 2026 10:50, sampling point TC0005 E. Coli