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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 3,106–3,120 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,106 to 3,120 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jun 7, 2016 07:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
861195
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 7, 2016 07:40, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2016 11:59
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
861206
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 7, 2016 11:59, sampling point DS000 Coliform (TCR)
Collected
Jun 1, 2016 12:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
859308
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 1, 2016 12:30, sampling point DS000 Coliform (TCR)
Collected
Jun 1, 2016 13:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
859309
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 1, 2016 13:50, sampling point DS000 Coliform (TCR)
Collected
Jun 1, 2016 13:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
859310
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 1, 2016 13:20, sampling point DS000 Coliform (TCR)
Collected
Jun 1, 2016 12:08
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
859323
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 1, 2016 12:08, sampling point DS000 Coliform (TCR)
Collected
Jun 1, 2016 11:41
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
859324
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 1, 2016 11:41, sampling point DS000 Coliform (TCR)
Collected
Jun 1, 2016 07:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
859325
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 1, 2016 07:30, sampling point DS000 Coliform (TCR)
Collected
Jun 1, 2016 10:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
859326
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 1, 2016 10:55, sampling point DS000 Coliform (TCR)
Collected
Jun 1, 2016 10:03
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
859333
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 1, 2016 10:03, sampling point DS000 Coliform (TCR)
Collected
Jun 1, 2016 08:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
859334
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 1, 2016 08:45, sampling point DS000 Coliform (TCR)
Collected
Jun 1, 2016 09:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
859335
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 1, 2016 09:10, sampling point DS000 Coliform (TCR)
Collected
Jun 1, 2016 11:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
859336
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 1, 2016 11:15, sampling point DS000 Coliform (TCR)
Collected
Jun 1, 2016 08:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
859337
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 1, 2016 08:25, sampling point DS000 Coliform (TCR)
Collected
Jun 1, 2016 07:57
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
859338
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 1, 2016 07:57, sampling point DS000 Coliform (TCR)