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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 2,461–2,475 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 2,461 to 2,475 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Aug 7, 2018 09:06
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1017720
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 7, 2018 09:06, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2018 09:48
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1016011
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 1, 2018 09:48, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2018 10:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1016012
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 1, 2018 10:55, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2018 11:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1016013
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 1, 2018 11:20, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2018 11:41
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1016014
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 1, 2018 11:41, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2018 13:08
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1016021
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 1, 2018 13:08, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2018 13:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1016022
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 1, 2018 13:50, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2018 08:27
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1016023
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 1, 2018 08:27, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2018 08:06
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1016024
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 1, 2018 08:06, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2018 07:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1016025
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 1, 2018 07:40, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2018 09:29
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1016026
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 1, 2018 09:29, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2018 09:08
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1016027
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 1, 2018 09:08, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2018 08:46
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1016028
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 1, 2018 08:46, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2018 10:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1016029
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 1, 2018 10:30, sampling point DS000 Coliform (TCR)
Collected
Aug 1, 2018 10:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1016030
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 1, 2018 10:10, sampling point DS000 Coliform (TCR)