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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 3,001–3,015 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,001 to 3,015 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Oct 5, 2016 12:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
886154
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 5, 2016 12:10, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2016 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
886157
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 5, 2016 09:45, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2016 11:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
886228
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 5, 2016 11:30, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2016 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
886240
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 5, 2016 08:00, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2016 08:56
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
886241
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 5, 2016 08:56, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2016 09:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
886278
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 5, 2016 09:25, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2016 08:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
886317
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 5, 2016 08:30, sampling point DS000 Coliform (TCR)
Collected
Oct 4, 2016 08:39
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
885817
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 4, 2016 08:39, sampling point DS000 Coliform (TCR)
Collected
Oct 4, 2016 11:58
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
885818
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 4, 2016 11:58, sampling point DS000 Coliform (TCR)
Collected
Oct 4, 2016 12:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
885819
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 4, 2016 12:20, sampling point DS000 Coliform (TCR)
Collected
Oct 4, 2016 10:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
885823
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 4, 2016 10:30, sampling point DS000 Coliform (TCR)
Collected
Oct 4, 2016 09:08
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
885828
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 4, 2016 09:08, sampling point DS000 Coliform (TCR)
Collected
Oct 4, 2016 11:38
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
885829
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 4, 2016 11:38, sampling point DS000 Coliform (TCR)
Collected
Oct 4, 2016 13:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
885830
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 4, 2016 13:30, sampling point DS000 Coliform (TCR)
Collected
Oct 4, 2016 11:17
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
885831
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 4, 2016 11:17, sampling point DS000 Coliform (TCR)