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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 4,111–4,125 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 4,111 to 4,125 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Feb 6, 2013 09:02
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
586696
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2013 – Feb 28, 2013
Absence , sample collected Feb 6, 2013 09:02, sampling point DS000 Coliform (TCR)
Collected
Feb 6, 2013 10:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
586697
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2013 – Feb 28, 2013
Absence , sample collected Feb 6, 2013 10:15, sampling point DS000 Coliform (TCR)
Collected
Feb 6, 2013 10:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
586698
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2013 – Feb 28, 2013
Absence , sample collected Feb 6, 2013 10:30, sampling point DS000 Coliform (TCR)
Collected
Feb 6, 2013 09:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
586699
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2013 – Feb 28, 2013
Absence , sample collected Feb 6, 2013 09:50, sampling point DS000 Coliform (TCR)
Collected
Feb 6, 2013 08:22
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
586700
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2013 – Feb 28, 2013
Absence , sample collected Feb 6, 2013 08:22, sampling point DS000 Coliform (TCR)
Collected
Feb 6, 2013 12:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
586701
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2013 – Feb 28, 2013
Absence , sample collected Feb 6, 2013 12:20, sampling point DS000 Coliform (TCR)
Collected
Feb 6, 2013 11:08
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
586708
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2013 – Feb 28, 2013
Absence , sample collected Feb 6, 2013 11:08, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2013 08:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
585884
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2013 – Feb 28, 2013
Absence , sample collected Feb 5, 2013 08:50, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2013 09:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
585885
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2013 – Feb 28, 2013
Absence , sample collected Feb 5, 2013 09:25, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2013 09:08
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
585886
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2013 – Feb 28, 2013
Absence , sample collected Feb 5, 2013 09:08, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2013 09:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
585887
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2013 – Feb 28, 2013
Absence , sample collected Feb 5, 2013 09:40, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2013 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
585888
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2013 – Feb 28, 2013
Absence , sample collected Feb 5, 2013 10:00, sampling point DS000 Coliform (TCR)
Collected
Jan 8, 2013 10:24
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
580263
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2013 – Jan 31, 2013
Absence , sample collected Jan 8, 2013 10:24, sampling point DS000 Coliform (TCR)
Collected
Jan 8, 2013 12:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
580287
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2013 – Jan 31, 2013
Absence , sample collected Jan 8, 2013 12:40, sampling point DS000 Coliform (TCR)
Collected
Jan 8, 2013 13:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
580407
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2013 – Jan 31, 2013
Absence , sample collected Jan 8, 2013 13:30, sampling point DS000 Coliform (TCR)