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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 6,406–6,420 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 6,406 to 6,420 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Oct 3, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
59971-RT
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2006 – Oct 31, 2006
Presence , sample collected Oct 3, 2006, sampling point DS000 Coliform (TCR)
Absence , sample collected Oct 3, 2006, sampling point DS000 E. Coli
Collected
Sep 6, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
061004082757-01766
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2006 – Sep 30, 2006
Absence , sample collected Sep 6, 2006, sampling point DS000 Coliform (TCR)
Collected
Sep 6, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
061004082757-01767
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2006 – Sep 30, 2006
Absence , sample collected Sep 6, 2006, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
061004082757-01737
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2006 – Sep 30, 2006
Absence , sample collected Sep 5, 2006, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
061004082757-01738
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2006 – Sep 30, 2006
Absence , sample collected Sep 5, 2006, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
061004082757-01739
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2006 – Sep 30, 2006
Absence , sample collected Sep 5, 2006, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
061004082757-01740
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2006 – Sep 30, 2006
Absence , sample collected Sep 5, 2006, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
061004082757-01741
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2006 – Sep 30, 2006
Absence , sample collected Sep 5, 2006, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
061004082757-01742
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2006 – Sep 30, 2006
Absence , sample collected Sep 5, 2006, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
061004082757-01743
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2006 – Sep 30, 2006
Absence , sample collected Sep 5, 2006, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
061004082757-01744
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2006 – Sep 30, 2006
Absence , sample collected Sep 5, 2006, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
061004082757-01745
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2006 – Sep 30, 2006
Absence , sample collected Sep 5, 2006, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
061004082757-01746
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2006 – Sep 30, 2006
Absence , sample collected Sep 5, 2006, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
061004082757-01747
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2006 – Sep 30, 2006
Absence , sample collected Sep 5, 2006, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2006
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
061004082757-01748
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2006 – Sep 30, 2006
Absence , sample collected Sep 5, 2006, sampling point DS000 Coliform (TCR)