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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 3,076–3,090 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,076 to 3,090 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jul 12, 2016 09:53
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
868321
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 12, 2016 09:53, sampling point DS000 Coliform (TCR)
Collected
Jul 12, 2016 07:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
868322
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 12, 2016 07:35, sampling point DS000 Coliform (TCR)
Collected
Jul 12, 2016 08:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
868323
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 12, 2016 08:45, sampling point DS000 Coliform (TCR)
Collected
Jul 12, 2016 10:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
868324
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 12, 2016 10:20, sampling point DS000 Coliform (TCR)
Collected
Jul 12, 2016 09:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
868325
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 12, 2016 09:10, sampling point DS000 Coliform (TCR)
Collected
Jul 12, 2016 11:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
868326
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 12, 2016 11:40, sampling point DS000 Coliform (TCR)
Collected
Jul 12, 2016 10:48
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
868327
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 12, 2016 10:48, sampling point DS000 Coliform (TCR)
Collected
Jul 6, 2016 08:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
866641
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 6, 2016 08:30, sampling point DS000 Coliform (TCR)
Collected
Jul 6, 2016 07:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
866642
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 6, 2016 07:30, sampling point DS000 Coliform (TCR)
Collected
Jul 6, 2016 08:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
866643
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 6, 2016 08:10, sampling point DS000 Coliform (TCR)
Collected
Jul 6, 2016 08:52
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
866644
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 6, 2016 08:52, sampling point DS000 Coliform (TCR)
Collected
Jul 6, 2016 09:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
866653
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 6, 2016 09:50, sampling point DS000 Coliform (TCR)
Collected
Jul 6, 2016 09:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
866654
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 6, 2016 09:30, sampling point DS000 Coliform (TCR)
Collected
Jul 6, 2016 10:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
866655
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 6, 2016 10:55, sampling point DS000 Coliform (TCR)
Collected
Jul 6, 2016 10:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
866656
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 6, 2016 10:35, sampling point DS000 Coliform (TCR)