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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 3,346–3,360 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,346 to 3,360 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Sep 8, 2015 09:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
801710
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2015 – Sep 30, 2015
Absence , sample collected Sep 8, 2015 09:00, sampling point DS000 Coliform (TCR)
Collected
Sep 8, 2015 09:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
801712
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2015 – Sep 30, 2015
Absence , sample collected Sep 8, 2015 09:50, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2015 11:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
793574
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 5, 2015 11:05, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2015 10:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
793575
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 5, 2015 10:20, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2015 12:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
793576
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 5, 2015 12:00, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2015 10:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
793577
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 5, 2015 10:40, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2015 09:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
793578
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 5, 2015 09:55, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2015 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
793580
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 5, 2015 08:00, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2015 08:27
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
793581
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 5, 2015 08:27, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2015 08:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
793582
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 5, 2015 08:55, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2015 11:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
793588
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 5, 2015 11:35, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2015 09:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
793589
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 5, 2015 09:30, sampling point DS000 Coliform (TCR)
Collected
Aug 5, 2015 12:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
793590
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 5, 2015 12:45, sampling point DS000 Coliform (TCR)
Collected
Aug 4, 2015 08:54
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
792988
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 4, 2015 08:54, sampling point DS000 Coliform (TCR)
Collected
Aug 4, 2015 11:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
792998
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2015 – Aug 31, 2015
Absence , sample collected Aug 4, 2015 11:10, sampling point DS000 Coliform (TCR)