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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 5,536–5,550 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 5,536 to 5,550 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Feb 10, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
251438
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
251439
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
251440
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
251441
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
251442
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
251443
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
251445
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
251448
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
251449
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
251451
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
251452
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
251453
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
251454
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
251458
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
251461
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2009 – Feb 28, 2009
Absence , sample collected Feb 10, 2009, sampling point DS000 Coliform (TCR)