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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 3,031–3,045 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,031 to 3,045 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Sep 13, 2016 10:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
881699
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 13, 2016 10:20, sampling point DS000 Coliform (TCR)
Collected
Sep 13, 2016 08:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
881700
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 13, 2016 08:55, sampling point DS000 Coliform (TCR)
Collected
Sep 6, 2016 08:22
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
878689
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 6, 2016 08:22, sampling point DS000 Coliform (TCR)
Collected
Sep 6, 2016 09:26
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
878690
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 6, 2016 09:26, sampling point DS000 Coliform (TCR)
Collected
Sep 6, 2016 11:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
878691
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 6, 2016 11:20, sampling point DS000 Coliform (TCR)
Collected
Sep 6, 2016 07:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
878692
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 6, 2016 07:35, sampling point DS000 Coliform (TCR)
Collected
Sep 6, 2016 11:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
878701
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 6, 2016 11:00, sampling point DS000 Coliform (TCR)
Collected
Sep 6, 2016 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
878702
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 6, 2016 09:45, sampling point DS000 Coliform (TCR)
Collected
Sep 6, 2016 09:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
878703
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 6, 2016 09:00, sampling point DS000 Coliform (TCR)
Collected
Sep 6, 2016 07:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
878704
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 6, 2016 07:55, sampling point DS000 Coliform (TCR)
Collected
Sep 6, 2016 08:44
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
878705
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 6, 2016 08:44, sampling point DS000 Coliform (TCR)
Collected
Sep 6, 2016 10:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
878706
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 6, 2016 10:20, sampling point DS000 Coliform (TCR)
Collected
Sep 6, 2016 11:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
878707
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 6, 2016 11:45, sampling point DS000 Coliform (TCR)
Collected
Sep 6, 2016 10:47
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
878708
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 6, 2016 10:47, sampling point DS000 Coliform (TCR)
Collected
Sep 6, 2016 13:24
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
878962
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 6, 2016 13:24, sampling point DS000 Coliform (TCR)