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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 5,296–5,310 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 5,296 to 5,310 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Oct 6, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
306217
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2009 – Oct 31, 2009
Absence , sample collected Oct 6, 2009, sampling point DS000 Coliform (TCR)
Collected
Oct 6, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
306219
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2009 – Oct 31, 2009
Absence , sample collected Oct 6, 2009, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
305637
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
305656
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
305897
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
305899
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
305900
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
305901
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
305903
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
305907
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
305908
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
305909
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
305910
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
305912
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
305918
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2009 – Oct 31, 2009
Absence , sample collected Oct 5, 2009, sampling point DS000 Coliform (TCR)