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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 2,791–2,805 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 2,791 to 2,805 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jul 5, 2017 10:39
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
938639
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2017 – Jul 31, 2017
Absence , sample collected Jul 5, 2017 10:39, sampling point DS000 Coliform (TCR)
Collected
Jul 5, 2017 12:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
938640
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2017 – Jul 31, 2017
Absence , sample collected Jul 5, 2017 12:05, sampling point DS000 Coliform (TCR)
Collected
Jul 5, 2017 11:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
938641
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2017 – Jul 31, 2017
Absence , sample collected Jul 5, 2017 11:40, sampling point DS000 Coliform (TCR)
Collected
Jul 5, 2017 09:37
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
938642
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2017 – Jul 31, 2017
Absence , sample collected Jul 5, 2017 09:37, sampling point DS000 Coliform (TCR)
Collected
Jul 5, 2017 10:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
938656
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2017 – Jul 31, 2017
Absence , sample collected Jul 5, 2017 10:20, sampling point DS000 Coliform (TCR)
Collected
Jul 5, 2017 08:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
938658
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2017 – Jul 31, 2017
Absence , sample collected Jul 5, 2017 08:05, sampling point DS000 Coliform (TCR)
Collected
Jul 5, 2017 09:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
938662
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2017 – Jul 31, 2017
Absence , sample collected Jul 5, 2017 09:55, sampling point DS000 Coliform (TCR)
Collected
Jul 5, 2017 11:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
938664
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2017 – Jul 31, 2017
Absence , sample collected Jul 5, 2017 11:20, sampling point DS000 Coliform (TCR)
Collected
Jul 5, 2017 09:13
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
938665
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2017 – Jul 31, 2017
Absence , sample collected Jul 5, 2017 09:13, sampling point DS000 Coliform (TCR)
Collected
Jul 5, 2017 12:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
938667
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2017 – Jul 31, 2017
Absence , sample collected Jul 5, 2017 12:45, sampling point DS000 Coliform (TCR)
Collected
Jul 5, 2017 07:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
938698
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2017 – Jul 31, 2017
Absence , sample collected Jul 5, 2017 07:45, sampling point DS000 Coliform (TCR)
Collected
Jul 5, 2017 13:49
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
938701
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2017 – Jul 31, 2017
Absence , sample collected Jul 5, 2017 13:49, sampling point DS000 Coliform (TCR)
Collected
Jul 5, 2017 10:57
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
938793
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2017 – Jul 31, 2017
Absence , sample collected Jul 5, 2017 10:57, sampling point DS000 Coliform (TCR)
Collected
Jun 13, 2017 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
935802
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 13, 2017 09:45, sampling point DS000 Coliform (TCR)
Collected
Jun 13, 2017 10:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
935803
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 13, 2017 10:45, sampling point DS000 Coliform (TCR)