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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 4,771–4,785 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 4,771 to 4,785 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Apr 6, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
430665
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2011 – Apr 30, 2011
Absence , sample collected Apr 6, 2011, sampling point DS000 Coliform (TCR)
Collected
Apr 6, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
430669
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2011 – Apr 30, 2011
Absence , sample collected Apr 6, 2011, sampling point DS000 Coliform (TCR)
Collected
Apr 6, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
430670
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2011 – Apr 30, 2011
Absence , sample collected Apr 6, 2011, sampling point DS000 Coliform (TCR)
Collected
Apr 6, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
430676
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2011 – Apr 30, 2011
Absence , sample collected Apr 6, 2011, sampling point DS000 Coliform (TCR)
Collected
Apr 6, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
430677
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2011 – Apr 30, 2011
Absence , sample collected Apr 6, 2011, sampling point DS000 Coliform (TCR)
Collected
Apr 6, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
430683
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2011 – Apr 30, 2011
Absence , sample collected Apr 6, 2011, sampling point DS000 Coliform (TCR)
Collected
Apr 6, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
430686
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2011 – Apr 30, 2011
Absence , sample collected Apr 6, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
422220
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 2, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
422221
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 2, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
422222
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 2, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
422223
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 2, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
422232
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 2, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
422233
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 2, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
422234
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 2, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
422235
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 2, 2011, sampling point DS000 Coliform (TCR)