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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 26, 2024 and September 26, 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 76–90 of 97 samples in this date range, newest first.

Routine (15).

Coliform and microbial sample results for Old Union Water System, 76 to 90 of 97 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Mar 12, 2025 11:30
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-33694
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2025 – Mar 31, 2025
Absence , sample collected Mar 12, 2025 11:30, sampling point TC0008 Coliform (TCR)
Absence , sample collected Mar 12, 2025 11:30, sampling point TC0008 E. Coli
Collected
Mar 12, 2025 10:40
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-33697
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2025 – Mar 31, 2025
Absence , sample collected Mar 12, 2025 10:40, sampling point TC0010 Coliform (TCR)
Absence , sample collected Mar 12, 2025 10:40, sampling point TC0010 E. Coli
Collected
Feb 3, 2025 08:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-240812-33691
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2025 – Feb 28, 2025
Absence , sample collected Feb 3, 2025 08:40, sampling point DS000 Coliform (TCR)
Absence , sample collected Feb 3, 2025 08:40, sampling point DS000 E. Coli
Collected
Feb 3, 2025 09:15
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-33692
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2025 – Feb 28, 2025
Absence , sample collected Feb 3, 2025 09:15, sampling point TC0003 Coliform (TCR)
Absence , sample collected Feb 3, 2025 09:15, sampling point TC0003 E. Coli
Collected
Feb 3, 2025 09:35
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-33693
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2025 – Feb 28, 2025
Absence , sample collected Feb 3, 2025 09:35, sampling point TC0008 Coliform (TCR)
Absence , sample collected Feb 3, 2025 09:35, sampling point TC0008 E. Coli
Collected
Feb 3, 2025 08:15
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-33690
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2025 – Feb 28, 2025
Absence , sample collected Feb 3, 2025 08:15, sampling point TC0010 Coliform (TCR)
Absence , sample collected Feb 3, 2025 08:15, sampling point TC0010 E. Coli
Collected
Jan 6, 2025 11:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-240812-33686
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2025 – Jan 31, 2025
Absence , sample collected Jan 6, 2025 11:10, sampling point DS000 Coliform (TCR)
Absence , sample collected Jan 6, 2025 11:10, sampling point DS000 E. Coli
Collected
Jan 6, 2025 11:40
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-33689
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2025 – Jan 31, 2025
Absence , sample collected Jan 6, 2025 11:40, sampling point TC0003 Coliform (TCR)
Absence , sample collected Jan 6, 2025 11:40, sampling point TC0003 E. Coli
Collected
Jan 6, 2025 12:30
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-33688
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2025 – Jan 31, 2025
Absence , sample collected Jan 6, 2025 12:30, sampling point TC0008 Coliform (TCR)
Absence , sample collected Jan 6, 2025 12:30, sampling point TC0008 E. Coli
Collected
Jan 6, 2025 09:15
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-33687
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2025 – Jan 31, 2025
Absence , sample collected Jan 6, 2025 09:15, sampling point TC0010 Coliform (TCR)
Absence , sample collected Jan 6, 2025 09:15, sampling point TC0010 E. Coli
Collected
Dec 4, 2024 11:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-240812-33682
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 4, 2024 11:15, sampling point DS000 Coliform (TCR)
Absence , sample collected Dec 4, 2024 11:15, sampling point DS000 E. Coli
Collected
Dec 4, 2024 11:50
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-33684
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 4, 2024 11:50, sampling point TC0003 Coliform (TCR)
Absence , sample collected Dec 4, 2024 11:50, sampling point TC0003 E. Coli
Collected
Dec 4, 2024 12:10
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-33685
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 4, 2024 12:10, sampling point TC0008 Coliform (TCR)
Absence , sample collected Dec 4, 2024 12:10, sampling point TC0008 E. Coli
Collected
Dec 4, 2024 10:50
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-33683
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 4, 2024 10:50, sampling point TC0010 Coliform (TCR)
Absence , sample collected Dec 4, 2024 10:50, sampling point TC0010 E. Coli
Collected
Nov 13, 2024 13:40
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-33680
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2024 – Nov 30, 2024
Absence , sample collected Nov 13, 2024 13:40, sampling point TC0003 Coliform (TCR)
Absence , sample collected Nov 13, 2024 13:40, sampling point TC0003 E. Coli