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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 5,521–5,535 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 5,521 to 5,535 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257315
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257316
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257317
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257527
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257528
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257529
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257530
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Feb 11, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
252020
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2009 – Feb 28, 2009
Absence , sample collected Feb 11, 2009, sampling point DS000 Coliform (TCR)
Collected
Feb 11, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
252025
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2009 – Feb 28, 2009
Absence , sample collected Feb 11, 2009, sampling point DS000 Coliform (TCR)
Collected
Feb 11, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
252027
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2009 – Feb 28, 2009
Absence , sample collected Feb 11, 2009, sampling point DS000 Coliform (TCR)
Collected
Feb 11, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
252029
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2009 – Feb 28, 2009
Absence , sample collected Feb 11, 2009, sampling point DS000 Coliform (TCR)
Collected
Feb 11, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
252030
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2009 – Feb 28, 2009
Absence , sample collected Feb 11, 2009, sampling point DS000 Coliform (TCR)
Collected
Feb 11, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
252032
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2009 – Feb 28, 2009
Absence , sample collected Feb 11, 2009, sampling point DS000 Coliform (TCR)
Collected
Feb 10, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
251429
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2009 – Feb 28, 2009
Absence , sample collected Feb 10, 2009, sampling point DS000 Coliform (TCR)
Collected
Feb 10, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
251437
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2009 – Feb 28, 2009
Absence , sample collected Feb 10, 2009, sampling point DS000 Coliform (TCR)