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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 3,961–3,975 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,961 to 3,975 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Aug 6, 2013 14:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
628607
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 6, 2013 14:00, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2013 07:41
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
628685
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 6, 2013 07:41, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2013 11:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
628686
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 6, 2013 11:30, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2013 08:22
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
628701
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 6, 2013 08:22, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2013 10:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
628723
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 6, 2013 10:35, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2013 13:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
628725
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 6, 2013 13:15, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2013 12:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
628823
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 6, 2013 12:30, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2013 09:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
628825
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 6, 2013 09:00, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2013 10:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
628826
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 6, 2013 10:10, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2013 10:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
628858
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 6, 2013 10:55, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2013 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
628859
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 6, 2013 09:45, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2013 08:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
628861
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 6, 2013 08:40, sampling point DS000 Coliform (TCR)
Collected
Jul 10, 2013 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
622665
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2013 – Jul 31, 2013
Absence , sample collected Jul 10, 2013 08:00, sampling point DS000 Coliform (TCR)
Collected
Jul 10, 2013 11:11
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
622666
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2013 – Jul 31, 2013
Absence , sample collected Jul 10, 2013 11:11, sampling point DS000 Coliform (TCR)
Collected
Jul 10, 2013 08:43
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
622667
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2013 – Jul 31, 2013
Absence , sample collected Jul 10, 2013 08:43, sampling point DS000 Coliform (TCR)