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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

MS0440003 , Columbus Light & Water

7 of 9,725 results on record were positive for coliform or another organism the agency tests for. The most recent was December 1, 2025.

They fall across 7 of the 7,494 samples on record.

Every sample on record, October 7, 2003 to September 8, 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 1,006–1,020 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 1,006 to 1,020 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jun 12, 2023 09:29
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24619
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2023 – Jun 30, 2023
Absence , sample collected Jun 12, 2023 09:29, sampling point TC0007 Coliform (TCR)
Absence , sample collected Jun 12, 2023 09:29, sampling point TC0007 E. Coli
Collected
Jun 12, 2023 09:43
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24620
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2023 – Jun 30, 2023
Absence , sample collected Jun 12, 2023 09:43, sampling point TC0008 Coliform (TCR)
Absence , sample collected Jun 12, 2023 09:43, sampling point TC0008 E. Coli
Collected
Jun 12, 2023 09:57
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24621
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2023 – Jun 30, 2023
Absence , sample collected Jun 12, 2023 09:57, sampling point TC0009 Coliform (TCR)
Absence , sample collected Jun 12, 2023 09:57, sampling point TC0009 E. Coli
Collected
Jun 12, 2023 10:13
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24622
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2023 – Jun 30, 2023
Absence , sample collected Jun 12, 2023 10:13, sampling point TC0010 Coliform (TCR)
Absence , sample collected Jun 12, 2023 10:13, sampling point TC0010 E. Coli
Collected
Jun 12, 2023 10:24
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24623
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2023 – Jun 30, 2023
Absence , sample collected Jun 12, 2023 10:24, sampling point TC0011 Coliform (TCR)
Absence , sample collected Jun 12, 2023 10:24, sampling point TC0011 E. Coli
Collected
Jun 12, 2023 10:43
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24624
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2023 – Jun 30, 2023
Absence , sample collected Jun 12, 2023 10:43, sampling point TC0012 Coliform (TCR)
Absence , sample collected Jun 12, 2023 10:43, sampling point TC0012 E. Coli
Collected
Jun 12, 2023 10:58
Sampling point
TC0014 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24625
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2023 – Jun 30, 2023
Absence , sample collected Jun 12, 2023 10:58, sampling point TC0014 Coliform (TCR)
Absence , sample collected Jun 12, 2023 10:58, sampling point TC0014 E. Coli
Collected
Jun 12, 2023 11:29
Sampling point
TC0015 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24626
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2023 – Jun 30, 2023
Absence , sample collected Jun 12, 2023 11:29, sampling point TC0015 Coliform (TCR)
Absence , sample collected Jun 12, 2023 11:29, sampling point TC0015 E. Coli
Collected
Jun 12, 2023 10:39
Sampling point
TC0016 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24627
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2023 – Jun 30, 2023
Absence , sample collected Jun 12, 2023 10:39, sampling point TC0016 Coliform (TCR)
Absence , sample collected Jun 12, 2023 10:39, sampling point TC0016 E. Coli
Collected
Jun 12, 2023 11:53
Sampling point
TC0017 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24628
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2023 – Jun 30, 2023
Absence , sample collected Jun 12, 2023 11:53, sampling point TC0017 Coliform (TCR)
Absence , sample collected Jun 12, 2023 11:53, sampling point TC0017 E. Coli
Collected
Jun 12, 2023 12:05
Sampling point
TC0018 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24629
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2023 – Jun 30, 2023
Absence , sample collected Jun 12, 2023 12:05, sampling point TC0018 Coliform (TCR)
Absence , sample collected Jun 12, 2023 12:05, sampling point TC0018 E. Coli
Collected
Jun 12, 2023 12:21
Sampling point
TC0020 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24600
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2023 – Jun 30, 2023
Absence , sample collected Jun 12, 2023 12:21, sampling point TC0020 Coliform (TCR)
Absence , sample collected Jun 12, 2023 12:21, sampling point TC0020 E. Coli
Collected
May 3, 2023 10:53
Sampling point
TC0014 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24664
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 3, 2023 10:53, sampling point TC0014 Coliform (TCR)
Absence , sample collected May 3, 2023 10:53, sampling point TC0014 E. Coli
Collected
May 3, 2023 11:44
Sampling point
TC0015 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24666
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 3, 2023 11:44, sampling point TC0015 Coliform (TCR)
Absence , sample collected May 3, 2023 11:44, sampling point TC0015 E. Coli
Collected
May 3, 2023 12:31
Sampling point
TC0016 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24667
Laboratory
MSDH Lab
Monitoring period
May 1, 2023 – May 31, 2023
Absence , sample collected May 3, 2023 12:31, sampling point TC0016 Coliform (TCR)
Absence , sample collected May 3, 2023 12:31, sampling point TC0016 E. Coli