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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 4,021–4,035 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 4,021 to 4,035 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jun 4, 2013 13:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
612985
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2013 – Jun 30, 2013
Absence , sample collected Jun 4, 2013 13:40, sampling point DS000 Coliform (TCR)
Collected
Jun 4, 2013 12:56
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
612986
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2013 – Jun 30, 2013
Absence , sample collected Jun 4, 2013 12:56, sampling point DS000 Coliform (TCR)
Collected
May 8, 2013 10:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606841
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 8, 2013 10:30, sampling point DS000 Coliform (TCR)
Collected
May 8, 2013 10:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606842
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 8, 2013 10:45, sampling point DS000 Coliform (TCR)
Collected
May 8, 2013 11:41
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606843
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 8, 2013 11:41, sampling point DS000 Coliform (TCR)
Collected
May 8, 2013 09:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606845
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 8, 2013 09:50, sampling point DS000 Coliform (TCR)
Collected
May 8, 2013 11:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606848
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 8, 2013 11:10, sampling point DS000 Coliform (TCR)
Collected
May 8, 2013 10:11
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606849
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 8, 2013 10:11, sampling point DS000 Coliform (TCR)
Collected
May 8, 2013 11:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606852
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 8, 2013 11:25, sampling point DS000 Coliform (TCR)
Collected
May 8, 2013 12:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606855
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 8, 2013 12:30, sampling point DS000 Coliform (TCR)
Collected
May 8, 2013 11:58
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606856
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 8, 2013 11:58, sampling point DS000 Coliform (TCR)
Collected
May 8, 2013 09:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606857
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 8, 2013 09:10, sampling point DS000 Coliform (TCR)
Collected
May 8, 2013 09:22
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606858
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 8, 2013 09:22, sampling point DS000 Coliform (TCR)
Collected
May 8, 2013 08:33
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606860
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 8, 2013 08:33, sampling point DS000 Coliform (TCR)
Collected
May 7, 2013 09:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606467
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 7, 2013 09:05, sampling point DS000 Coliform (TCR)