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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 3,811–3,825 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,811 to 3,825 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Feb 5, 2014 11:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
671275
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 5, 2014 11:15, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2014 09:51
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
670916
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 4, 2014 09:51, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2014 09:34
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
670917
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 4, 2014 09:34, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2014 08:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
670918
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 4, 2014 08:25, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2014 07:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
670919
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 4, 2014 07:30, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2014 10:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
670929
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 4, 2014 10:05, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2014 12:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
670930
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 4, 2014 12:30, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2014 08:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
670931
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 4, 2014 08:10, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2014 09:06
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
670932
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 4, 2014 09:06, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2014 08:38
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
670933
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 4, 2014 08:38, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2014 11:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
670934
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 4, 2014 11:50, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2014 07:52
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
670935
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 4, 2014 07:52, sampling point DS000 Coliform (TCR)
Collected
Jan 15, 2014 09:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
667648
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2014 – Jan 31, 2014
Absence , sample collected Jan 15, 2014 09:15, sampling point DS000 Coliform (TCR)
Collected
Jan 15, 2014 10:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
667657
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2014 – Jan 31, 2014
Absence , sample collected Jan 15, 2014 10:30, sampling point DS000 Coliform (TCR)
Collected
Jan 15, 2014 09:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
667660
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2014 – Jan 31, 2014
Absence , sample collected Jan 15, 2014 09:35, sampling point DS000 Coliform (TCR)