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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 3,796–3,810 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,796 to 3,810 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Mar 4, 2014 10:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
677263
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2014 – Mar 31, 2014
Absence , sample collected Mar 4, 2014 10:50, sampling point DS000 Coliform (TCR)
Collected
Mar 4, 2014 13:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
677285
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2014 – Mar 31, 2014
Absence , sample collected Mar 4, 2014 13:00, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2014 11:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
671250
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 5, 2014 11:30, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2014 09:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
671251
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 5, 2014 09:00, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2014 11:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
671252
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 5, 2014 11:55, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2014 09:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
671255
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 5, 2014 09:35, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2014 09:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
671258
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 5, 2014 09:50, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2014 12:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
671262
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 5, 2014 12:20, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2014 08:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
671263
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 5, 2014 08:40, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2014 09:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
671264
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 5, 2014 09:15, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2014 10:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
671265
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 5, 2014 10:40, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2014 10:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
671266
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 5, 2014 10:20, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2014 11:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
671267
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 5, 2014 11:00, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2014 08:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
671268
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 5, 2014 08:25, sampling point DS000 Coliform (TCR)
Collected
Feb 5, 2014 07:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
671269
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2014 – Feb 28, 2014
Absence , sample collected Feb 5, 2014 07:55, sampling point DS000 Coliform (TCR)