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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 3,601–3,615 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,601 to 3,615 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Oct 8, 2014 08:58
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
727350
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2014 – Oct 31, 2014
Absence , sample collected Oct 8, 2014 08:58, sampling point DS000 Coliform (TCR)
Collected
Oct 8, 2014 07:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
727351
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2014 – Oct 31, 2014
Absence , sample collected Oct 8, 2014 07:35, sampling point DS000 Coliform (TCR)
Collected
Oct 8, 2014 08:23
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
727352
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2014 – Oct 31, 2014
Absence , sample collected Oct 8, 2014 08:23, sampling point DS000 Coliform (TCR)
Collected
Oct 8, 2014 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
727353
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2014 – Oct 31, 2014
Absence , sample collected Oct 8, 2014 10:00, sampling point DS000 Coliform (TCR)
Collected
Oct 8, 2014 11:57
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
727354
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2014 – Oct 31, 2014
Absence , sample collected Oct 8, 2014 11:57, sampling point DS000 Coliform (TCR)
Collected
Oct 8, 2014 07:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
727355
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2014 – Oct 31, 2014
Absence , sample collected Oct 8, 2014 07:55, sampling point DS000 Coliform (TCR)
Collected
Oct 8, 2014 09:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
727365
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2014 – Oct 31, 2014
Absence , sample collected Oct 8, 2014 09:25, sampling point DS000 Coliform (TCR)
Collected
Oct 8, 2014 09:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
727366
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2014 – Oct 31, 2014
Absence , sample collected Oct 8, 2014 09:40, sampling point DS000 Coliform (TCR)
Collected
Oct 7, 2014 07:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
726944
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2014 – Oct 31, 2014
Absence , sample collected Oct 7, 2014 07:50, sampling point DS000 Coliform (TCR)
Collected
Oct 7, 2014 09:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
726945
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2014 – Oct 31, 2014
Absence , sample collected Oct 7, 2014 09:20, sampling point DS000 Coliform (TCR)
Collected
Oct 7, 2014 08:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
726946
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2014 – Oct 31, 2014
Absence , sample collected Oct 7, 2014 08:55, sampling point DS000 Coliform (TCR)
Collected
Oct 7, 2014 08:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
726947
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2014 – Oct 31, 2014
Absence , sample collected Oct 7, 2014 08:30, sampling point DS000 Coliform (TCR)
Collected
Oct 7, 2014 10:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
726948
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2014 – Oct 31, 2014
Absence , sample collected Oct 7, 2014 10:30, sampling point DS000 Coliform (TCR)
Collected
Oct 7, 2014 10:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
726949
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2014 – Oct 31, 2014
Absence , sample collected Oct 7, 2014 10:05, sampling point DS000 Coliform (TCR)
Collected
Oct 7, 2014 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
726950
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2014 – Oct 31, 2014
Absence , sample collected Oct 7, 2014 09:45, sampling point DS000 Coliform (TCR)