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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 4,051–4,065 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 4,051 to 4,065 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Apr 9, 2013 12:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
601196
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 9, 2013 12:05, sampling point DS000 Coliform (TCR)
Collected
Apr 9, 2013 11:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
601197
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 9, 2013 11:40, sampling point DS000 Coliform (TCR)
Collected
Apr 9, 2013 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
601198
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 9, 2013 10:00, sampling point DS000 Coliform (TCR)
Collected
Apr 9, 2013 10:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
601199
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 9, 2013 10:25, sampling point DS000 Coliform (TCR)
Collected
Apr 9, 2013 09:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
601200
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 9, 2013 09:25, sampling point DS000 Coliform (TCR)
Collected
Apr 9, 2013 08:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
601201
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 9, 2013 08:45, sampling point DS000 Coliform (TCR)
Collected
Apr 9, 2013 10:54
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
601202
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 9, 2013 10:54, sampling point DS000 Coliform (TCR)
Collected
Apr 3, 2013 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
600016
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 3, 2013 08:00, sampling point DS000 Coliform (TCR)
Collected
Apr 3, 2013 07:44
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
600017
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 3, 2013 07:44, sampling point DS000 Coliform (TCR)
Collected
Apr 3, 2013 08:51
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
600018
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 3, 2013 08:51, sampling point DS000 Coliform (TCR)
Collected
Apr 2, 2013 09:18
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
599560
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 2, 2013 09:18, sampling point DS000 Coliform (TCR)
Collected
Apr 2, 2013 08:24
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
599561
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 2, 2013 08:24, sampling point DS000 Coliform (TCR)
Collected
Apr 2, 2013 10:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
599566
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 2, 2013 10:15, sampling point DS000 Coliform (TCR)
Collected
Apr 2, 2013 11:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
599567
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 2, 2013 11:25, sampling point DS000 Coliform (TCR)
Collected
Apr 2, 2013 11:02
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
599571
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 2, 2013 11:02, sampling point DS000 Coliform (TCR)