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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 2,926–2,940 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 2,926 to 2,940 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Feb 1, 2017 09:43
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
908929
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2017 – Feb 28, 2017
Absence , sample collected Feb 1, 2017 09:43, sampling point DS000 Coliform (TCR)
Collected
Feb 1, 2017 10:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
908930
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2017 – Feb 28, 2017
Absence , sample collected Feb 1, 2017 10:05, sampling point DS000 Coliform (TCR)
Collected
Feb 1, 2017 09:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
908931
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2017 – Feb 28, 2017
Absence , sample collected Feb 1, 2017 09:20, sampling point DS000 Coliform (TCR)
Collected
Feb 1, 2017 11:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
908945
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2017 – Feb 28, 2017
Absence , sample collected Feb 1, 2017 11:15, sampling point DS000 Coliform (TCR)
Collected
Feb 1, 2017 12:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
908960
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2017 – Feb 28, 2017
Absence , sample collected Feb 1, 2017 12:05, sampling point DS000 Coliform (TCR)
Collected
Feb 1, 2017 12:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
908976
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2017 – Feb 28, 2017
Absence , sample collected Feb 1, 2017 12:50, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2017 08:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
902974
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2017 – Jan 31, 2017
Absence , sample collected Jan 4, 2017 08:45, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2017 09:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
902975
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2017 – Jan 31, 2017
Absence , sample collected Jan 4, 2017 09:05, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2017 08:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
902984
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2017 – Jan 31, 2017
Absence , sample collected Jan 4, 2017 08:20, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2017 09:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
902985
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2017 – Jan 31, 2017
Absence , sample collected Jan 4, 2017 09:30, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2017 10:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
902986
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2017 – Jan 31, 2017
Absence , sample collected Jan 4, 2017 10:30, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2017 11:49
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
902998
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2017 – Jan 31, 2017
Absence , sample collected Jan 4, 2017 11:49, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2017 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
902999
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2017 – Jan 31, 2017
Absence , sample collected Jan 4, 2017 10:00, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2017 11:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
903000
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2017 – Jan 31, 2017
Absence , sample collected Jan 4, 2017 11:00, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2017 07:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
903001
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2017 – Jan 31, 2017
Absence , sample collected Jan 4, 2017 07:50, sampling point DS000 Coliform (TCR)