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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 5,371–5,385 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 5,371 to 5,385 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Aug 3, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
291161
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2009 – Aug 31, 2009
Absence , sample collected Aug 3, 2009, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
291188
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2009 – Aug 31, 2009
Absence , sample collected Aug 3, 2009, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
291192
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2009 – Aug 31, 2009
Absence , sample collected Aug 3, 2009, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
291193
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2009 – Aug 31, 2009
Absence , sample collected Aug 3, 2009, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
291194
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2009 – Aug 31, 2009
Absence , sample collected Aug 3, 2009, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
291195
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2009 – Aug 31, 2009
Absence , sample collected Aug 3, 2009, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
291213
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2009 – Aug 31, 2009
Absence , sample collected Aug 3, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 13, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
285974
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 13, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
285191
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
285297
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
285298
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
285300
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
285312
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
283984
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
283987
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)