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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 3,046–3,060 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,046 to 3,060 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Sep 6, 2016 12:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
878982
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 6, 2016 12:40, sampling point DS000 Coliform (TCR)
Collected
Sep 6, 2016 00:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
878989
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 6, 2016 00:10, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2016 10:27
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
873548
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 3, 2016 10:27, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2016 09:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
873550
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 3, 2016 09:50, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2016 08:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
873945
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 3, 2016 08:55, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2016 09:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
873948
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 3, 2016 09:20, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2016 08:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
873950
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 3, 2016 08:30, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2016 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
873951
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 3, 2016 08:00, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2016 10:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
873952
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 3, 2016 10:55, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2016 12:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
873957
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 3, 2016 12:50, sampling point DS000 Coliform (TCR)
Collected
Aug 3, 2016 11:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
873963
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 3, 2016 11:30, sampling point DS000 Coliform (TCR)
Collected
Aug 2, 2016 09:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
872677
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 2, 2016 09:00, sampling point DS000 Coliform (TCR)
Collected
Aug 2, 2016 08:39
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
872679
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 2, 2016 08:39, sampling point DS000 Coliform (TCR)
Collected
Aug 2, 2016 07:51
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
872881
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 2, 2016 07:51, sampling point DS000 Coliform (TCR)
Collected
Aug 2, 2016 09:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
872889
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2016 – Aug 31, 2016
Absence , sample collected Aug 2, 2016 09:55, sampling point DS000 Coliform (TCR)