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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 1,081–1,095 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 1,081 to 1,095 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Mar 7, 2023 09:39
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24737
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2023 – Mar 31, 2023
Absence , sample collected Mar 7, 2023 09:39, sampling point TC0006 Coliform (TCR)
Absence , sample collected Mar 7, 2023 09:39, sampling point TC0006 E. Coli
Collected
Mar 7, 2023 09:19
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24736
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2023 – Mar 31, 2023
Absence , sample collected Mar 7, 2023 09:19, sampling point TC0007 Coliform (TCR)
Absence , sample collected Mar 7, 2023 09:19, sampling point TC0007 E. Coli
Collected
Mar 7, 2023 09:00
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24735
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2023 – Mar 31, 2023
Absence , sample collected Mar 7, 2023 09:00, sampling point TC0008 Coliform (TCR)
Absence , sample collected Mar 7, 2023 09:00, sampling point TC0008 E. Coli
Collected
Mar 7, 2023 08:40
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24734
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2023 – Mar 31, 2023
Absence , sample collected Mar 7, 2023 08:40, sampling point TC0009 Coliform (TCR)
Absence , sample collected Mar 7, 2023 08:40, sampling point TC0009 E. Coli
Collected
Mar 7, 2023 08:21
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24733
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2023 – Mar 31, 2023
Absence , sample collected Mar 7, 2023 08:21, sampling point TC0010 Coliform (TCR)
Absence , sample collected Mar 7, 2023 08:21, sampling point TC0010 E. Coli
Collected
Mar 7, 2023 08:02
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24732
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2023 – Mar 31, 2023
Absence , sample collected Mar 7, 2023 08:02, sampling point TC0011 Coliform (TCR)
Absence , sample collected Mar 7, 2023 08:02, sampling point TC0011 E. Coli
Collected
Mar 7, 2023 07:43
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24731
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2023 – Mar 31, 2023
Absence , sample collected Mar 7, 2023 07:43, sampling point TC0012 Coliform (TCR)
Absence , sample collected Mar 7, 2023 07:43, sampling point TC0012 E. Coli
Collected
Mar 7, 2023 07:25
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24730
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2023 – Mar 31, 2023
Absence , sample collected Mar 7, 2023 07:25, sampling point TC0013 Coliform (TCR)
Absence , sample collected Mar 7, 2023 07:25, sampling point TC0013 E. Coli
Collected
Mar 7, 2023 12:04
Sampling point
TC0027 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24724
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2023 – Mar 31, 2023
Absence , sample collected Mar 7, 2023 12:04, sampling point TC0027 Coliform (TCR)
Absence , sample collected Mar 7, 2023 12:04, sampling point TC0027 E. Coli
Collected
Mar 7, 2023 13:00
Sampling point
TC0028 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24726
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2023 – Mar 31, 2023
Absence , sample collected Mar 7, 2023 13:00, sampling point TC0028 Coliform (TCR)
Absence , sample collected Mar 7, 2023 13:00, sampling point TC0028 E. Coli
Collected
Mar 7, 2023 11:43
Sampling point
TC0035 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24723
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2023 – Mar 31, 2023
Absence , sample collected Mar 7, 2023 11:43, sampling point TC0035 Coliform (TCR)
Absence , sample collected Mar 7, 2023 11:43, sampling point TC0035 E. Coli
Collected
Mar 7, 2023 12:30
Sampling point
TC0042 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24725
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2023 – Mar 31, 2023
Absence , sample collected Mar 7, 2023 12:30, sampling point TC0042 Coliform (TCR)
Absence , sample collected Mar 7, 2023 12:30, sampling point TC0042 E. Coli
Collected
Feb 14, 2023 08:58
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
BACT-220929-24538
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2023 – Feb 28, 2023
Absence , sample collected Feb 14, 2023 08:58, sampling point DS000 Coliform (TCR)
Absence , sample collected Feb 14, 2023 08:58, sampling point DS000 E. Coli
Collected
Feb 14, 2023 08:30
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24537
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2023 – Feb 28, 2023
Absence , sample collected Feb 14, 2023 08:30, sampling point TC0004 Coliform (TCR)
Absence , sample collected Feb 14, 2023 08:30, sampling point TC0004 E. Coli
Collected
Feb 14, 2023 09:45
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24539
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2023 – Feb 28, 2023
Absence , sample collected Feb 14, 2023 09:45, sampling point TC0006 Coliform (TCR)
Absence , sample collected Feb 14, 2023 09:45, sampling point TC0006 E. Coli