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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 3,151–3,165 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,151 to 3,165 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Apr 6, 2016 08:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
849657
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2016 – Apr 30, 2016
Absence , sample collected Apr 6, 2016 08:45, sampling point DS000 Coliform (TCR)
Collected
Apr 6, 2016 10:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
849667
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2016 – Apr 30, 2016
Absence , sample collected Apr 6, 2016 10:10, sampling point DS000 Coliform (TCR)
Collected
Apr 6, 2016 09:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
849670
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2016 – Apr 30, 2016
Absence , sample collected Apr 6, 2016 09:40, sampling point DS000 Coliform (TCR)
Collected
Apr 6, 2016 10:41
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
849671
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2016 – Apr 30, 2016
Absence , sample collected Apr 6, 2016 10:41, sampling point DS000 Coliform (TCR)
Collected
Apr 6, 2016 11:49
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
849672
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2016 – Apr 30, 2016
Absence , sample collected Apr 6, 2016 11:49, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2016 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
848448
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2016 – Apr 30, 2016
Absence , sample collected Apr 5, 2016 09:45, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2016 08:33
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
848449
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2016 – Apr 30, 2016
Absence , sample collected Apr 5, 2016 08:33, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2016 08:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
848450
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2016 – Apr 30, 2016
Absence , sample collected Apr 5, 2016 08:55, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2016 09:22
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
848451
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2016 – Apr 30, 2016
Absence , sample collected Apr 5, 2016 09:22, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2016 07:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
848452
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2016 – Apr 30, 2016
Absence , sample collected Apr 5, 2016 07:30, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2016 07:58
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
848453
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2016 – Apr 30, 2016
Absence , sample collected Apr 5, 2016 07:58, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2016 08:17
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
848454
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2016 – Apr 30, 2016
Absence , sample collected Apr 5, 2016 08:17, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2016 11:46
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
848464
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2016 – Apr 30, 2016
Absence , sample collected Apr 5, 2016 11:46, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2016 11:23
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
848465
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2016 – Apr 30, 2016
Absence , sample collected Apr 5, 2016 11:23, sampling point DS000 Coliform (TCR)
Collected
Apr 5, 2016 11:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
848466
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2016 – Apr 30, 2016
Absence , sample collected Apr 5, 2016 11:05, sampling point DS000 Coliform (TCR)