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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 2,386–2,400 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 2,386 to 2,400 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Nov 13, 2018 07:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1037617
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2018 – Nov 30, 2018
Absence , sample collected Nov 13, 2018 07:55, sampling point DS000 Coliform (TCR)
Collected
Nov 6, 2018 12:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1036739
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2018 – Nov 30, 2018
Absence , sample collected Nov 6, 2018 12:35, sampling point DS000 Coliform (TCR)
Collected
Nov 6, 2018 13:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1036766
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2018 – Nov 30, 2018
Absence , sample collected Nov 6, 2018 13:20, sampling point DS000 Coliform (TCR)
Collected
Nov 6, 2018 10:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1036768
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2018 – Nov 30, 2018
Absence , sample collected Nov 6, 2018 10:25, sampling point DS000 Coliform (TCR)
Collected
Nov 6, 2018 12:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1036773
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2018 – Nov 30, 2018
Absence , sample collected Nov 6, 2018 12:10, sampling point DS000 Coliform (TCR)
Collected
Nov 6, 2018 10:07
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1036776
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2018 – Nov 30, 2018
Absence , sample collected Nov 6, 2018 10:07, sampling point DS000 Coliform (TCR)
Collected
Nov 6, 2018 11:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1036777
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2018 – Nov 30, 2018
Absence , sample collected Nov 6, 2018 11:45, sampling point DS000 Coliform (TCR)
Collected
Nov 6, 2018 07:42
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1036778
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2018 – Nov 30, 2018
Absence , sample collected Nov 6, 2018 07:42, sampling point DS000 Coliform (TCR)
Collected
Nov 6, 2018 08:48
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1036785
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2018 – Nov 30, 2018
Absence , sample collected Nov 6, 2018 08:48, sampling point DS000 Coliform (TCR)
Collected
Nov 6, 2018 09:08
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1036788
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2018 – Nov 30, 2018
Absence , sample collected Nov 6, 2018 09:08, sampling point DS000 Coliform (TCR)
Collected
Nov 6, 2018 11:28
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1036789
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2018 – Nov 30, 2018
Absence , sample collected Nov 6, 2018 11:28, sampling point DS000 Coliform (TCR)
Collected
Nov 6, 2018 07:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1036791
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2018 – Nov 30, 2018
Absence , sample collected Nov 6, 2018 07:20, sampling point DS000 Coliform (TCR)
Collected
Nov 6, 2018 08:04
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1036794
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2018 – Nov 30, 2018
Absence , sample collected Nov 6, 2018 08:04, sampling point DS000 Coliform (TCR)
Collected
Nov 6, 2018 11:08
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1036796
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2018 – Nov 30, 2018
Absence , sample collected Nov 6, 2018 11:08, sampling point DS000 Coliform (TCR)
Collected
Nov 6, 2018 09:29
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1036801
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2018 – Nov 30, 2018
Absence , sample collected Nov 6, 2018 09:29, sampling point DS000 Coliform (TCR)