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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 5,311–5,325 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 5,311 to 5,325 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Oct 5, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
305923
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2009 – Oct 31, 2009
Absence , sample collected Oct 5, 2009, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
305930
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2009 – Oct 31, 2009
Absence , sample collected Oct 5, 2009, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
305931
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2009 – Oct 31, 2009
Absence , sample collected Oct 5, 2009, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
305948
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2009 – Oct 31, 2009
Absence , sample collected Oct 5, 2009, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
305955
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2009 – Oct 31, 2009
Absence , sample collected Oct 5, 2009, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
305957
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2009 – Oct 31, 2009
Absence , sample collected Oct 5, 2009, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
305965
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2009 – Oct 31, 2009
Absence , sample collected Oct 5, 2009, sampling point DS000 Coliform (TCR)
Collected
Sep 2, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
299117
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2009 – Sep 30, 2009
Absence , sample collected Sep 2, 2009, sampling point DS000 Coliform (TCR)
Collected
Sep 2, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
299129
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2009 – Sep 30, 2009
Absence , sample collected Sep 2, 2009, sampling point DS000 Coliform (TCR)
Collected
Sep 2, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
299130
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2009 – Sep 30, 2009
Absence , sample collected Sep 2, 2009, sampling point DS000 Coliform (TCR)
Collected
Sep 2, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
299134
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2009 – Sep 30, 2009
Absence , sample collected Sep 2, 2009, sampling point DS000 Coliform (TCR)
Collected
Sep 2, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
299135
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2009 – Sep 30, 2009
Absence , sample collected Sep 2, 2009, sampling point DS000 Coliform (TCR)
Collected
Sep 2, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
299166
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2009 – Sep 30, 2009
Absence , sample collected Sep 2, 2009, sampling point DS000 Coliform (TCR)
Collected
Sep 2, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
299167
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2009 – Sep 30, 2009
Absence , sample collected Sep 2, 2009, sampling point DS000 Coliform (TCR)
Collected
Sep 2, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
299168
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2009 – Sep 30, 2009
Absence , sample collected Sep 2, 2009, sampling point DS000 Coliform (TCR)