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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 1,516–1,530 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 1,516 to 1,530 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Oct 5, 2021 09:53
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14152
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2021 – Oct 31, 2021
Absence , sample collected Oct 5, 2021 09:53, sampling point TC0006 Coliform (TCR)
Absence , sample collected Oct 5, 2021 09:53, sampling point TC0006 E. Coli
Collected
Oct 5, 2021 09:31
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14151
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2021 – Oct 31, 2021
Absence , sample collected Oct 5, 2021 09:31, sampling point TC0007 Coliform (TCR)
Absence , sample collected Oct 5, 2021 09:31, sampling point TC0007 E. Coli
Collected
Oct 5, 2021 09:14
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14150
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2021 – Oct 31, 2021
Absence , sample collected Oct 5, 2021 09:14, sampling point TC0008 Coliform (TCR)
Absence , sample collected Oct 5, 2021 09:14, sampling point TC0008 E. Coli
Collected
Oct 5, 2021 08:56
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14149
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2021 – Oct 31, 2021
Absence , sample collected Oct 5, 2021 08:56, sampling point TC0009 Coliform (TCR)
Absence , sample collected Oct 5, 2021 08:56, sampling point TC0009 E. Coli
Collected
Oct 5, 2021 08:34
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14148
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2021 – Oct 31, 2021
Absence , sample collected Oct 5, 2021 08:34, sampling point TC0010 Coliform (TCR)
Absence , sample collected Oct 5, 2021 08:34, sampling point TC0010 E. Coli
Collected
Oct 5, 2021 08:12
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14147
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2021 – Oct 31, 2021
Absence , sample collected Oct 5, 2021 08:12, sampling point TC0011 Coliform (TCR)
Absence , sample collected Oct 5, 2021 08:12, sampling point TC0011 E. Coli
Collected
Oct 5, 2021 07:50
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14146
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2021 – Oct 31, 2021
Absence , sample collected Oct 5, 2021 07:50, sampling point TC0012 Coliform (TCR)
Absence , sample collected Oct 5, 2021 07:50, sampling point TC0012 E. Coli
Collected
Oct 5, 2021 07:30
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14145
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2021 – Oct 31, 2021
Absence , sample collected Oct 5, 2021 07:30, sampling point TC0013 Coliform (TCR)
Absence , sample collected Oct 5, 2021 07:30, sampling point TC0013 E. Coli
Collected
Oct 5, 2021 11:15
Sampling point
TC0027 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14116
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2021 – Oct 31, 2021
Absence , sample collected Oct 5, 2021 11:15, sampling point TC0027 Coliform (TCR)
Absence , sample collected Oct 5, 2021 11:15, sampling point TC0027 E. Coli
Collected
Oct 5, 2021 11:59
Sampling point
TC0028 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14118
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2021 – Oct 31, 2021
Absence , sample collected Oct 5, 2021 11:59, sampling point TC0028 Coliform (TCR)
Absence , sample collected Oct 5, 2021 11:59, sampling point TC0028 E. Coli
Collected
Oct 5, 2021 10:58
Sampling point
TC0035 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14115
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2021 – Oct 31, 2021
Absence , sample collected Oct 5, 2021 10:58, sampling point TC0035 Coliform (TCR)
Absence , sample collected Oct 5, 2021 10:58, sampling point TC0035 E. Coli
Collected
Oct 5, 2021 11:33
Sampling point
TC0042 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14117
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2021 – Oct 31, 2021
Absence , sample collected Oct 5, 2021 11:33, sampling point TC0042 Coliform (TCR)
Absence , sample collected Oct 5, 2021 11:33, sampling point TC0042 E. Coli
Collected
Sep 7, 2021 07:48
Sampling point
TC0014 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14195
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2021 – Sep 30, 2021
Absence , sample collected Sep 7, 2021 07:48, sampling point TC0014 Coliform (TCR)
Absence , sample collected Sep 7, 2021 07:48, sampling point TC0014 E. Coli
Collected
Sep 7, 2021 08:32
Sampling point
TC0016 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14197
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2021 – Sep 30, 2021
Absence , sample collected Sep 7, 2021 08:32, sampling point TC0016 Coliform (TCR)
Absence , sample collected Sep 7, 2021 08:32, sampling point TC0016 E. Coli
Collected
Sep 7, 2021 08:55
Sampling point
TC0017 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14198
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2021 – Sep 30, 2021
Absence , sample collected Sep 7, 2021 08:55, sampling point TC0017 Coliform (TCR)
Absence , sample collected Sep 7, 2021 08:55, sampling point TC0017 E. Coli