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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 3,436–3,450 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,436 to 3,450 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
May 5, 2015 11:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
771328
Laboratory
MSDH Lab
Monitoring period
May 1, 2015 – May 31, 2015
Absence , sample collected May 5, 2015 11:40, sampling point DS000 Coliform (TCR)
Collected
May 5, 2015 12:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
771338
Laboratory
MSDH Lab
Monitoring period
May 1, 2015 – May 31, 2015
Absence , sample collected May 5, 2015 12:30, sampling point DS000 Coliform (TCR)
Collected
May 5, 2015 07:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
771355
Laboratory
MSDH Lab
Monitoring period
May 1, 2015 – May 31, 2015
Absence , sample collected May 5, 2015 07:40, sampling point DS000 Coliform (TCR)
Collected
May 5, 2015 13:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
771356
Laboratory
MSDH Lab
Monitoring period
May 1, 2015 – May 31, 2015
Absence , sample collected May 5, 2015 13:00, sampling point DS000 Coliform (TCR)
Collected
May 5, 2015 12:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
771357
Laboratory
MSDH Lab
Monitoring period
May 1, 2015 – May 31, 2015
Absence , sample collected May 5, 2015 12:00, sampling point DS000 Coliform (TCR)
Collected
May 5, 2015 11:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
771365
Laboratory
MSDH Lab
Monitoring period
May 1, 2015 – May 31, 2015
Absence , sample collected May 5, 2015 11:15, sampling point DS000 Coliform (TCR)
Collected
May 5, 2015 10:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
771369
Laboratory
MSDH Lab
Monitoring period
May 1, 2015 – May 31, 2015
Absence , sample collected May 5, 2015 10:30, sampling point DS000 Coliform (TCR)
Collected
May 5, 2015 08:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
771370
Laboratory
MSDH Lab
Monitoring period
May 1, 2015 – May 31, 2015
Absence , sample collected May 5, 2015 08:35, sampling point DS000 Coliform (TCR)
Collected
May 5, 2015 09:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
771371
Laboratory
MSDH Lab
Monitoring period
May 1, 2015 – May 31, 2015
Absence , sample collected May 5, 2015 09:40, sampling point DS000 Coliform (TCR)
Collected
May 5, 2015 10:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
771372
Laboratory
MSDH Lab
Monitoring period
May 1, 2015 – May 31, 2015
Absence , sample collected May 5, 2015 10:55, sampling point DS000 Coliform (TCR)
Collected
May 5, 2015 09:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
771374
Laboratory
MSDH Lab
Monitoring period
May 1, 2015 – May 31, 2015
Absence , sample collected May 5, 2015 09:15, sampling point DS000 Coliform (TCR)
Collected
May 5, 2015 08:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
771467
Laboratory
MSDH Lab
Monitoring period
May 1, 2015 – May 31, 2015
Absence , sample collected May 5, 2015 08:15, sampling point DS000 Coliform (TCR)
Collected
Apr 8, 2015 08:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
766351
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2015 – Apr 30, 2015
Absence , sample collected Apr 8, 2015 08:45, sampling point DS000 Coliform (TCR)
Collected
Apr 8, 2015 11:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
766352
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2015 – Apr 30, 2015
Absence , sample collected Apr 8, 2015 11:00, sampling point DS000 Coliform (TCR)
Collected
Apr 8, 2015 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
766353
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2015 – Apr 30, 2015
Absence , sample collected Apr 8, 2015 10:00, sampling point DS000 Coliform (TCR)