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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 3,661–3,675 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,661 to 3,675 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Aug 5, 2014 08:03
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
711596
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 5, 2014 08:03, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2014 10:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
711597
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 5, 2014 10:40, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2014 10:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
711598
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 5, 2014 10:10, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2014 11:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
711599
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 5, 2014 11:50, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2014 09:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
711600
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 5, 2014 09:20, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2014 08:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
711609
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 5, 2014 08:20, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2014 11:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
711610
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 5, 2014 11:10, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2014 09:02
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
711611
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 5, 2014 09:02, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2014 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
711612
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 5, 2014 09:45, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2014 12:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
711613
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 5, 2014 12:20, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2014 13:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
711924
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 5, 2014 13:55, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2014 13:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
711925
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 5, 2014 13:25, sampling point DS000 Coliform (TCR)
Collected
Jul 10, 2014 08:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
706070
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2014 – Jul 31, 2014
Absence , sample collected Jul 10, 2014 08:25, sampling point DS000 Coliform (TCR)
Collected
Jul 10, 2014 09:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
706081
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2014 – Jul 31, 2014
Absence , sample collected Jul 10, 2014 09:05, sampling point DS000 Coliform (TCR)
Collected
Jul 10, 2014 08:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
706082
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2014 – Jul 31, 2014
Absence , sample collected Jul 10, 2014 08:40, sampling point DS000 Coliform (TCR)