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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 3,406–3,420 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,406 to 3,420 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jun 3, 2015 09:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
779116
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2015 – Jun 30, 2015
Absence , sample collected Jun 3, 2015 09:10, sampling point DS000 Coliform (TCR)
Collected
Jun 3, 2015 10:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
779118
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2015 – Jun 30, 2015
Absence , sample collected Jun 3, 2015 10:40, sampling point DS000 Coliform (TCR)
Collected
Jun 3, 2015 09:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
779119
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2015 – Jun 30, 2015
Absence , sample collected Jun 3, 2015 09:30, sampling point DS000 Coliform (TCR)
Collected
Jun 2, 2015 11:03
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
778846
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2015 – Jun 30, 2015
Absence , sample collected Jun 2, 2015 11:03, sampling point DS000 Coliform (TCR)
Collected
Jun 2, 2015 07:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
778857
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2015 – Jun 30, 2015
Absence , sample collected Jun 2, 2015 07:50, sampling point DS000 Coliform (TCR)
Collected
Jun 2, 2015 08:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
778860
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2015 – Jun 30, 2015
Absence , sample collected Jun 2, 2015 08:30, sampling point DS000 Coliform (TCR)
Collected
Jun 2, 2015 11:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
778861
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2015 – Jun 30, 2015
Absence , sample collected Jun 2, 2015 11:25, sampling point DS000 Coliform (TCR)
Collected
Jun 2, 2015 09:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
778863
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2015 – Jun 30, 2015
Absence , sample collected Jun 2, 2015 09:50, sampling point DS000 Coliform (TCR)
Collected
Jun 2, 2015 09:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
778864
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2015 – Jun 30, 2015
Absence , sample collected Jun 2, 2015 09:30, sampling point DS000 Coliform (TCR)
Collected
Jun 2, 2015 08:07
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
778866
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2015 – Jun 30, 2015
Absence , sample collected Jun 2, 2015 08:07, sampling point DS000 Coliform (TCR)
Collected
Jun 2, 2015 10:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
778872
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2015 – Jun 30, 2015
Absence , sample collected Jun 2, 2015 10:30, sampling point DS000 Coliform (TCR)
Collected
Jun 2, 2015 10:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
778874
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2015 – Jun 30, 2015
Absence , sample collected Jun 2, 2015 10:15, sampling point DS000 Coliform (TCR)
Collected
Jun 2, 2015 07:33
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
778880
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2015 – Jun 30, 2015
Absence , sample collected Jun 2, 2015 07:33, sampling point DS000 Coliform (TCR)
Collected
Jun 2, 2015 09:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
778881
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2015 – Jun 30, 2015
Absence , sample collected Jun 2, 2015 09:15, sampling point DS000 Coliform (TCR)
Collected
Jun 2, 2015 08:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
778882
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2015 – Jun 30, 2015
Absence , sample collected Jun 2, 2015 08:55, sampling point DS000 Coliform (TCR)