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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 2,521–2,535 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 2,521 to 2,535 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jun 5, 2018 07:49
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1005037
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 07:49, sampling point DS000 Coliform (TCR)
Collected
Jun 5, 2018 10:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1005038
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 10:05, sampling point DS000 Coliform (TCR)
Collected
Jun 5, 2018 08:43
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1005769
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 08:43, sampling point DS000 Coliform (TCR)
Collected
Jun 5, 2018 13:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1005774
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 13:40, sampling point DS000 Coliform (TCR)
Collected
Jun 5, 2018 07:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1005779
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 07:25, sampling point DS000 Coliform (TCR)
Collected
Jun 5, 2018 12:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1005780
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 12:35, sampling point DS000 Coliform (TCR)
Collected
Jun 5, 2018 11:49
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1005802
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 11:49, sampling point DS000 Coliform (TCR)
Collected
Jun 5, 2018 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1005817
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2018 – Jun 30, 2018
Absence , sample collected Jun 5, 2018 09:45, sampling point DS000 Coliform (TCR)
Collected
May 2, 2018 10:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
998504
Laboratory
MSDH Lab
Monitoring period
May 1, 2018 – May 31, 2018
Absence , sample collected May 2, 2018 10:25, sampling point DS000 Coliform (TCR)
Collected
May 2, 2018 08:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
998505
Laboratory
MSDH Lab
Monitoring period
May 1, 2018 – May 31, 2018
Absence , sample collected May 2, 2018 08:50, sampling point DS000 Coliform (TCR)
Collected
May 2, 2018 08:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
998506
Laboratory
MSDH Lab
Monitoring period
May 1, 2018 – May 31, 2018
Absence , sample collected May 2, 2018 08:25, sampling point DS000 Coliform (TCR)
Collected
May 2, 2018 10:59
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
998507
Laboratory
MSDH Lab
Monitoring period
May 1, 2018 – May 31, 2018
Absence , sample collected May 2, 2018 10:59, sampling point DS000 Coliform (TCR)
Collected
May 2, 2018 09:21
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
998508
Laboratory
MSDH Lab
Monitoring period
May 1, 2018 – May 31, 2018
Absence , sample collected May 2, 2018 09:21, sampling point DS000 Coliform (TCR)
Collected
May 2, 2018 12:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
998509
Laboratory
MSDH Lab
Monitoring period
May 1, 2018 – May 31, 2018
Absence , sample collected May 2, 2018 12:00, sampling point DS000 Coliform (TCR)
Collected
May 2, 2018 09:49
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
998514
Laboratory
MSDH Lab
Monitoring period
May 1, 2018 – May 31, 2018
Absence , sample collected May 2, 2018 09:49, sampling point DS000 Coliform (TCR)