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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 3,526–3,540 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,526 to 3,540 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jan 14, 2015 11:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
748487
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 14, 2015 11:50, sampling point DS000 Coliform (TCR)
Collected
Jan 14, 2015 10:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
748488
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 14, 2015 10:15, sampling point DS000 Coliform (TCR)
Collected
Jan 14, 2015 12:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
748493
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 14, 2015 12:45, sampling point DS000 Coliform (TCR)
Collected
Jan 14, 2015 09:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
748499
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 14, 2015 09:50, sampling point DS000 Coliform (TCR)
Collected
Jan 14, 2015 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
748500
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 14, 2015 08:00, sampling point DS000 Coliform (TCR)
Collected
Jan 14, 2015 08:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
748501
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 14, 2015 08:55, sampling point DS000 Coliform (TCR)
Collected
Jan 14, 2015 08:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
748502
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 14, 2015 08:30, sampling point DS000 Coliform (TCR)
Collected
Jan 14, 2015 09:22
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
748503
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 14, 2015 09:22, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2015 08:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
747013
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 7, 2015 08:15, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2015 10:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
747014
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 7, 2015 10:10, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2015 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
747015
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 7, 2015 09:45, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2015 09:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
747016
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 7, 2015 09:20, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2015 11:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
747017
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 7, 2015 11:30, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2015 11:07
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
747018
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 7, 2015 11:07, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2015 10:38
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
747019
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 7, 2015 10:38, sampling point DS000 Coliform (TCR)