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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 3,946–3,960 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,946 to 3,960 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Sep 3, 2013 11:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
634529
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2013 – Sep 30, 2013
Absence , sample collected Sep 3, 2013 11:40, sampling point DS000 Coliform (TCR)
Collected
Sep 3, 2013 14:06
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
634611
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2013 – Sep 30, 2013
Absence , sample collected Sep 3, 2013 14:06, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2013 08:22
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
629162
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 7, 2013 08:22, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2013 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
629163
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 7, 2013 08:00, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2013 12:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
629164
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 7, 2013 12:30, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2013 11:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
629165
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 7, 2013 11:20, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2013 10:58
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
629166
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 7, 2013 10:58, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2013 13:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
629167
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 7, 2013 13:00, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2013 10:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
629176
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 7, 2013 10:40, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2013 10:22
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
629177
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 7, 2013 10:22, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2013 09:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
629178
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 7, 2013 09:35, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2013 09:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
629179
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 7, 2013 09:15, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2013 10:07
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
629180
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 7, 2013 10:07, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2013 08:42
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
629181
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 7, 2013 08:42, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2013 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
628599
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2013 – Aug 31, 2013
Absence , sample collected Aug 6, 2013 08:00, sampling point DS000 Coliform (TCR)