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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 2,506–2,520 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 2,506 to 2,520 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jun 6, 2018 07:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1006382
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 6, 2018 07:50, sampling point DS000 Coliform (TCR)
Collected
Jun 6, 2018 08:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1006383
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 6, 2018 08:10, sampling point DS000 Coliform (TCR)
Collected
Jun 6, 2018 11:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1006384
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 6, 2018 11:45, sampling point DS000 Coliform (TCR)
Collected
Jun 6, 2018 08:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1006385
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 6, 2018 08:55, sampling point DS000 Coliform (TCR)
Collected
Jun 6, 2018 10:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1006386
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 6, 2018 10:30, sampling point DS000 Coliform (TCR)
Collected
Jun 6, 2018 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1006387
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 6, 2018 10:00, sampling point DS000 Coliform (TCR)
Collected
Jun 5, 2018 00:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1004990
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 00:10, sampling point DS000 Coliform (TCR)
Collected
Jun 5, 2018 09:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1004991
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 09:00, sampling point DS000 Coliform (TCR)
Collected
Jun 5, 2018 08:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1004995
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 08:20, sampling point DS000 Coliform (TCR)
Collected
Jun 5, 2018 09:23
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1004996
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 09:23, sampling point DS000 Coliform (TCR)
Collected
Jun 5, 2018 11:28
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1004999
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 11:28, sampling point DS000 Coliform (TCR)
Collected
Jun 5, 2018 11:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1005000
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 11:05, sampling point DS000 Coliform (TCR)
Collected
Jun 5, 2018 12:58
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1005007
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 12:58, sampling point DS000 Coliform (TCR)
Collected
Jun 5, 2018 10:27
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1005008
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 10:27, sampling point DS000 Coliform (TCR)
Collected
Jun 5, 2018 10:46
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1005016
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 10:46, sampling point DS000 Coliform (TCR)