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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 2,806–2,820 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 2,806 to 2,820 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jun 13, 2017 09:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
935804
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 13, 2017 09:15, sampling point DS000 Coliform (TCR)
Collected
Jun 13, 2017 08:38
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
935805
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 13, 2017 08:38, sampling point DS000 Coliform (TCR)
Collected
Jun 13, 2017 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
935806
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 13, 2017 08:00, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2017 11:47
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
934620
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 7, 2017 11:47, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2017 12:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
934623
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 7, 2017 12:05, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2017 07:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
934624
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 7, 2017 07:20, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2017 10:22
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
934625
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 7, 2017 10:22, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2017 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
934626
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 7, 2017 09:45, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2017 07:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
934627
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 7, 2017 07:40, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2017 13:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
934630
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 7, 2017 13:45, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2017 11:27
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
934631
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 7, 2017 11:27, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2017 13:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
934632
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 7, 2017 13:10, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2017 12:48
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
934633
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 7, 2017 12:48, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2017 14:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
934634
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 7, 2017 14:15, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2017 09:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
934635
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2017 – Jun 30, 2017
Absence , sample collected Jun 7, 2017 09:00, sampling point DS000 Coliform (TCR)