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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 4,801–4,815 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 4,801 to 4,815 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421931
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421932
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421933
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421934
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421935
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421939
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421940
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Feb 14, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
418380
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 14, 2011, sampling point DS000 Coliform (TCR)
Collected
Feb 14, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
418381
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 14, 2011, sampling point DS000 Coliform (TCR)
Collected
Feb 14, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
418383
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 14, 2011, sampling point DS000 Coliform (TCR)
Collected
Feb 14, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
418384
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 14, 2011, sampling point DS000 Coliform (TCR)
Collected
Feb 14, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
418386
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 14, 2011, sampling point DS000 Coliform (TCR)
Collected
Feb 14, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
418387
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 14, 2011, sampling point DS000 Coliform (TCR)
Collected
Feb 14, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
418388
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 14, 2011, sampling point DS000 Coliform (TCR)
Collected
Feb 14, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
418395
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 14, 2011, sampling point DS000 Coliform (TCR)