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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 4,696–4,710 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 4,696 to 4,710 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jun 8, 2011 09:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
445095
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 8, 2011 09:30, sampling point DS000 Coliform (TCR)
Collected
Jun 8, 2011 09:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
445096
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 8, 2011 09:15, sampling point DS000 Coliform (TCR)
Collected
Jun 8, 2011 11:41
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
445103
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 8, 2011 11:41, sampling point DS000 Coliform (TCR)
Collected
Jun 8, 2011 11:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
445104
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 8, 2011 11:00, sampling point DS000 Coliform (TCR)
Collected
Jun 8, 2011 10:16
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
445105
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 8, 2011 10:16, sampling point DS000 Coliform (TCR)
Collected
Jun 8, 2011 10:28
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
445106
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 8, 2011 10:28, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
444626
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 7, 2011, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
444627
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 7, 2011, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
444628
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 7, 2011, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
444629
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 7, 2011, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
444630
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 7, 2011, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
444631
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 7, 2011, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
444632
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 7, 2011, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
444634
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 7, 2011, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
444635
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2011 – Jun 30, 2011
Absence , sample collected Jun 7, 2011, sampling point DS000 Coliform (TCR)