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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 4,816–4,830 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 4,816 to 4,830 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Feb 14, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
418400
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
418401
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
418406
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 14, 2011, sampling point DS000 Coliform (TCR)
Collected
Feb 8, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
416449
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
416458
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
416460
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
416474
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
416475
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
416476
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
416487
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
416612
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
416641
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
416643
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
416649
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
416650
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2011 – Feb 28, 2011
Absence , sample collected Feb 8, 2011, sampling point DS000 Coliform (TCR)