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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 3,646–3,660 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,646 to 3,660 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Sep 3, 2014 12:01
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
719229
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2014 – Sep 30, 2014
Absence , sample collected Sep 3, 2014 12:01, sampling point DS000 Coliform (TCR)
Collected
Sep 3, 2014 11:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
719231
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2014 – Sep 30, 2014
Absence , sample collected Sep 3, 2014 11:20, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2014 11:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
712042
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 6, 2014 11:00, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2014 11:33
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
712047
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 6, 2014 11:33, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2014 10:17
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
712049
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 6, 2014 10:17, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2014 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
712052
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 6, 2014 08:00, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2014 09:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
712053
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 6, 2014 09:55, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2014 08:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
712054
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 6, 2014 08:45, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2014 08:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
712055
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 6, 2014 08:20, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2014 09:06
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
712056
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 6, 2014 09:06, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2014 10:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
712183
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 6, 2014 10:40, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2014 09:28
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
712718
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 6, 2014 09:28, sampling point DS000 Coliform (TCR)
Collected
Aug 6, 2014 12:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
712722
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 6, 2014 12:50, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2014 08:42
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
711594
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 5, 2014 08:42, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2014 12:44
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
711595
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2014 – Aug 31, 2014
Absence , sample collected Aug 5, 2014 12:44, sampling point DS000 Coliform (TCR)