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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 2,266–2,280 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 2,266 to 2,280 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Apr 2, 2019 09:36
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1068915
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2019 – Apr 30, 2019
Absence , sample collected Apr 2, 2019 09:36, sampling point DS000 Coliform (TCR)
Collected
Apr 2, 2019 09:07
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1068916
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2019 – Apr 30, 2019
Absence , sample collected Apr 2, 2019 09:07, sampling point DS000 Coliform (TCR)
Collected
Apr 2, 2019 10:58
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1068930
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2019 – Apr 30, 2019
Absence , sample collected Apr 2, 2019 10:58, sampling point DS000 Coliform (TCR)
Collected
Apr 2, 2019 07:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1068932
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2019 – Apr 30, 2019
Absence , sample collected Apr 2, 2019 07:35, sampling point DS000 Coliform (TCR)
Collected
Apr 2, 2019 11:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1068933
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2019 – Apr 30, 2019
Absence , sample collected Apr 2, 2019 11:20, sampling point DS000 Coliform (TCR)
Collected
Apr 2, 2019 10:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1068941
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2019 – Apr 30, 2019
Absence , sample collected Apr 2, 2019 10:10, sampling point DS000 Coliform (TCR)
Collected
Apr 2, 2019 07:57
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1068961
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2019 – Apr 30, 2019
Absence , sample collected Apr 2, 2019 07:57, sampling point DS000 Coliform (TCR)
Collected
Apr 2, 2019 10:34
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1068962
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2019 – Apr 30, 2019
Absence , sample collected Apr 2, 2019 10:34, sampling point DS000 Coliform (TCR)
Collected
Apr 2, 2019 08:43
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1068963
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2019 – Apr 30, 2019
Absence , sample collected Apr 2, 2019 08:43, sampling point DS000 Coliform (TCR)
Collected
Apr 2, 2019 08:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1068971
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2019 – Apr 30, 2019
Absence , sample collected Apr 2, 2019 08:25, sampling point DS000 Coliform (TCR)
Collected
Apr 2, 2019 11:41
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1068973
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2019 – Apr 30, 2019
Absence , sample collected Apr 2, 2019 11:41, sampling point DS000 Coliform (TCR)
Collected
Apr 2, 2019 09:54
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1068974
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2019 – Apr 30, 2019
Absence , sample collected Apr 2, 2019 09:54, sampling point DS000 Coliform (TCR)
Collected
Mar 6, 2019 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1063376
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2019 – Mar 31, 2019
Absence , sample collected Mar 6, 2019 09:45, sampling point DS000 Coliform (TCR)
Collected
Mar 6, 2019 09:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1063377
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2019 – Mar 31, 2019
Absence , sample collected Mar 6, 2019 09:20, sampling point DS000 Coliform (TCR)
Collected
Mar 6, 2019 10:39
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1063378
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2019 – Mar 31, 2019
Absence , sample collected Mar 6, 2019 10:39, sampling point DS000 Coliform (TCR)