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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 5,551–5,565 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 5,551 to 5,565 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
251463
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
251465
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
251466
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
251467
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
251470
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
251472
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
251475
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2009 – Feb 28, 2009
Absence , sample collected Feb 10, 2009, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
243152
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2009 – Jan 31, 2009
Absence , sample collected Jan 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
243153
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2009 – Jan 31, 2009
Absence , sample collected Jan 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
243154
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2009 – Jan 31, 2009
Absence , sample collected Jan 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
243155
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2009 – Jan 31, 2009
Absence , sample collected Jan 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
243156
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2009 – Jan 31, 2009
Absence , sample collected Jan 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
243170
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2009 – Jan 31, 2009
Absence , sample collected Jan 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jan 5, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
241625
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2009 – Jan 31, 2009
Absence , sample collected Jan 5, 2009, sampling point DS000 Coliform (TCR)
Collected
Jan 5, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
241626
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2009 – Jan 31, 2009
Absence , sample collected Jan 5, 2009, sampling point DS000 Coliform (TCR)