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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 3,466–3,480 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,466 to 3,480 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Apr 7, 2015 09:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
765158
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2015 – Apr 30, 2015
Absence , sample collected Apr 7, 2015 09:15, sampling point DS000 Coliform (TCR)
Collected
Apr 7, 2015 11:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
765159
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2015 – Apr 30, 2015
Absence , sample collected Apr 7, 2015 11:30, sampling point DS000 Coliform (TCR)
Collected
Apr 7, 2015 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
765161
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2015 – Apr 30, 2015
Absence , sample collected Apr 7, 2015 08:00, sampling point DS000 Coliform (TCR)
Collected
Apr 7, 2015 08:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
765163
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2015 – Apr 30, 2015
Absence , sample collected Apr 7, 2015 08:30, sampling point DS000 Coliform (TCR)
Collected
Apr 7, 2015 11:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
765165
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2015 – Apr 30, 2015
Absence , sample collected Apr 7, 2015 11:15, sampling point DS000 Coliform (TCR)
Collected
Apr 7, 2015 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
765166
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2015 – Apr 30, 2015
Absence , sample collected Apr 7, 2015 09:45, sampling point DS000 Coliform (TCR)
Collected
Apr 7, 2015 10:03
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
765170
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2015 – Apr 30, 2015
Absence , sample collected Apr 7, 2015 10:03, sampling point DS000 Coliform (TCR)
Collected
Mar 17, 2015 10:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
761747
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 17, 2015 10:55, sampling point DS000 Coliform (TCR)
Collected
Mar 17, 2015 08:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
761751
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 17, 2015 08:20, sampling point DS000 Coliform (TCR)
Collected
Mar 17, 2015 07:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
761752
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 17, 2015 07:55, sampling point DS000 Coliform (TCR)
Collected
Mar 17, 2015 09:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
761754
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 17, 2015 09:15, sampling point DS000 Coliform (TCR)
Collected
Mar 17, 2015 09:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
761767
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 17, 2015 09:35, sampling point DS000 Coliform (TCR)
Collected
Mar 17, 2015 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
761768
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 17, 2015 10:00, sampling point DS000 Coliform (TCR)
Collected
Mar 17, 2015 11:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
761770
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 17, 2015 11:55, sampling point DS000 Coliform (TCR)
Collected
Mar 17, 2015 07:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
761776
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 17, 2015 07:35, sampling point DS000 Coliform (TCR)