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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 1,936–1,950 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 1,936 to 1,950 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
May 12, 2020 07:25
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-80963
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 12, 2020 07:25, sampling point TC0001 Coliform (TCR)
Absence , sample collected May 12, 2020 07:25, sampling point TC0001 E. Coli
Collected
May 12, 2020 07:44
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-80964
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 12, 2020 07:44, sampling point TC0002 Coliform (TCR)
Absence , sample collected May 12, 2020 07:44, sampling point TC0002 E. Coli
Collected
May 12, 2020 08:07
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-80965
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 12, 2020 08:07, sampling point TC0003 Coliform (TCR)
Absence , sample collected May 12, 2020 08:07, sampling point TC0003 E. Coli
Collected
May 12, 2020 08:29
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-80976
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 12, 2020 08:29, sampling point TC0004 Coliform (TCR)
Absence , sample collected May 12, 2020 08:29, sampling point TC0004 E. Coli
Collected
May 12, 2020 10:35
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-80982
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 12, 2020 10:35, sampling point TC0005 Coliform (TCR)
Absence , sample collected May 12, 2020 10:35, sampling point TC0005 E. Coli
Collected
May 12, 2020 10:53
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-80983
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 12, 2020 10:53, sampling point TC0006 Coliform (TCR)
Absence , sample collected May 12, 2020 10:53, sampling point TC0006 E. Coli
Collected
May 12, 2020 11:14
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-80984
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 12, 2020 11:14, sampling point TC0007 Coliform (TCR)
Absence , sample collected May 12, 2020 11:14, sampling point TC0007 E. Coli
Collected
May 12, 2020 11:34
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-80985
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 12, 2020 11:34, sampling point TC0008 Coliform (TCR)
Absence , sample collected May 12, 2020 11:34, sampling point TC0008 E. Coli
Collected
May 12, 2020 11:52
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-80986
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 12, 2020 11:52, sampling point TC0009 Coliform (TCR)
Absence , sample collected May 12, 2020 11:52, sampling point TC0009 E. Coli
Collected
May 12, 2020 12:16
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-80987
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 12, 2020 12:16, sampling point TC0010 Coliform (TCR)
Absence , sample collected May 12, 2020 12:16, sampling point TC0010 E. Coli
Collected
May 12, 2020 12:38
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-80988
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 12, 2020 12:38, sampling point TC0011 Coliform (TCR)
Absence , sample collected May 12, 2020 12:38, sampling point TC0011 E. Coli
Collected
May 12, 2020 12:59
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-80989
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 12, 2020 12:59, sampling point TC0012 Coliform (TCR)
Absence , sample collected May 12, 2020 12:59, sampling point TC0012 E. Coli
Collected
May 12, 2020 13:35
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-80990
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 12, 2020 13:35, sampling point TC0013 Coliform (TCR)
Absence , sample collected May 12, 2020 13:35, sampling point TC0013 E. Coli
Collected
May 12, 2020 09:13
Sampling point
TC0027 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-80978
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 12, 2020 09:13, sampling point TC0027 Coliform (TCR)
Absence , sample collected May 12, 2020 09:13, sampling point TC0027 E. Coli
Collected
May 12, 2020 09:54
Sampling point
TC0028 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-80980
Laboratory
MSDH Lab
Monitoring period
May 1, 2020 – May 31, 2020
Absence , sample collected May 12, 2020 09:54, sampling point TC0028 Coliform (TCR)
Absence , sample collected May 12, 2020 09:54, sampling point TC0028 E. Coli