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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 4,831–4,845 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 4,831 to 4,845 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Feb 8, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
416692
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 8, 2011, sampling point DS000 Coliform (TCR)
Collected
Feb 8, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
416783
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 8, 2011, sampling point DS000 Coliform (TCR)
Collected
Feb 8, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
416792
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 8, 2011, sampling point DS000 Coliform (TCR)
Collected
Feb 8, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
416795
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 8, 2011, sampling point DS000 Coliform (TCR)
Collected
Feb 8, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
416802
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 8, 2011, sampling point DS000 Coliform (TCR)
Collected
Feb 8, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
416805
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 8, 2011, sampling point DS000 Coliform (TCR)
Collected
Feb 8, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
416814
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 8, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
410446
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 11, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
410476
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 11, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
410579
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 11, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
410653
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 11, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
410730
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 11, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
410737
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 11, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 5, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
409314
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 5, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 5, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
409315
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 5, 2011, sampling point DS000 Coliform (TCR)