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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 3,556–3,570 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,556 to 3,570 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Dec 10, 2014 08:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
740980
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 10, 2014 08:15, sampling point DS000 Coliform (TCR)
Collected
Dec 10, 2014 11:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
740981
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 10, 2014 11:00, sampling point DS000 Coliform (TCR)
Collected
Dec 3, 2014 12:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
738298
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 3, 2014 12:35, sampling point DS000 Coliform (TCR)
Collected
Dec 3, 2014 09:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
738299
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 3, 2014 09:30, sampling point DS000 Coliform (TCR)
Collected
Dec 3, 2014 07:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
738300
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 3, 2014 07:45, sampling point DS000 Coliform (TCR)
Collected
Dec 3, 2014 08:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
738301
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 3, 2014 08:20, sampling point DS000 Coliform (TCR)
Collected
Dec 3, 2014 07:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
738309
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 3, 2014 07:25, sampling point DS000 Coliform (TCR)
Collected
Dec 3, 2014 13:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
738317
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 3, 2014 13:40, sampling point DS000 Coliform (TCR)
Collected
Dec 3, 2014 09:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
738318
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 3, 2014 09:00, sampling point DS000 Coliform (TCR)
Collected
Dec 3, 2014 08:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
738319
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 3, 2014 08:40, sampling point DS000 Coliform (TCR)
Collected
Dec 3, 2014 11:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
738320
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 3, 2014 11:00, sampling point DS000 Coliform (TCR)
Collected
Dec 3, 2014 12:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
738321
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 3, 2014 12:15, sampling point DS000 Coliform (TCR)
Collected
Dec 3, 2014 11:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
738322
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 3, 2014 11:30, sampling point DS000 Coliform (TCR)
Collected
Dec 3, 2014 11:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
738323
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 3, 2014 11:55, sampling point DS000 Coliform (TCR)
Collected
Dec 3, 2014 10:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
738324
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 3, 2014 10:40, sampling point DS000 Coliform (TCR)