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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 3,691–3,705 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,691 to 3,705 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jul 8, 2014 07:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
705468
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2014 – Jul 31, 2014
Absence , sample collected Jul 8, 2014 07:35, sampling point DS000 Coliform (TCR)
Collected
Jul 8, 2014 07:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
705469
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2014 – Jul 31, 2014
Absence , sample collected Jul 8, 2014 07:10, sampling point DS000 Coliform (TCR)
Collected
Jul 8, 2014 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
705470
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2014 – Jul 31, 2014
Absence , sample collected Jul 8, 2014 09:45, sampling point DS000 Coliform (TCR)
Collected
Jul 8, 2014 10:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
705474
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2014 – Jul 31, 2014
Absence , sample collected Jul 8, 2014 10:35, sampling point DS000 Coliform (TCR)
Collected
Jul 8, 2014 09:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
705538
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2014 – Jul 31, 2014
Absence , sample collected Jul 8, 2014 09:20, sampling point DS000 Coliform (TCR)
Collected
Jul 8, 2014 12:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
705585
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2014 – Jul 31, 2014
Absence , sample collected Jul 8, 2014 12:45, sampling point DS000 Coliform (TCR)
Collected
Jul 8, 2014 12:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
705604
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2014 – Jul 31, 2014
Absence , sample collected Jul 8, 2014 12:15, sampling point DS000 Coliform (TCR)
Collected
Jun 4, 2014 08:34
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
697802
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2014 – Jun 30, 2014
Absence , sample collected Jun 4, 2014 08:34, sampling point DS000 Coliform (TCR)
Collected
Jun 4, 2014 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
697806
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2014 – Jun 30, 2014
Absence , sample collected Jun 4, 2014 08:00, sampling point DS000 Coliform (TCR)
Collected
Jun 4, 2014 09:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
697812
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2014 – Jun 30, 2014
Absence , sample collected Jun 4, 2014 09:20, sampling point DS000 Coliform (TCR)
Collected
Jun 4, 2014 10:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
697821
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2014 – Jun 30, 2014
Absence , sample collected Jun 4, 2014 10:40, sampling point DS000 Coliform (TCR)
Collected
Jun 4, 2014 10:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
697828
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2014 – Jun 30, 2014
Absence , sample collected Jun 4, 2014 10:20, sampling point DS000 Coliform (TCR)
Collected
Jun 4, 2014 11:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
697829
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2014 – Jun 30, 2014
Absence , sample collected Jun 4, 2014 11:05, sampling point DS000 Coliform (TCR)
Collected
Jun 4, 2014 08:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
697830
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2014 – Jun 30, 2014
Absence , sample collected Jun 4, 2014 08:55, sampling point DS000 Coliform (TCR)
Collected
Jun 4, 2014 11:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
697831
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2014 – Jun 30, 2014
Absence , sample collected Jun 4, 2014 11:40, sampling point DS000 Coliform (TCR)