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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 3,271–3,285 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,271 to 3,285 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Dec 2, 2015 08:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
821442
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 2, 2015 08:15, sampling point DS000 Coliform (TCR)
Collected
Dec 2, 2015 12:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
821621
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 2, 2015 12:45, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2015 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
816015
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 4, 2015 09:45, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2015 09:26
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
816016
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 4, 2015 09:26, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2015 09:04
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
816017
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 4, 2015 09:04, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2015 08:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
816018
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 4, 2015 08:40, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2015 08:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
816019
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 4, 2015 08:05, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2015 12:09
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
816020
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 4, 2015 12:09, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2015 07:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
816021
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 4, 2015 07:35, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2015 11:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
816031
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 4, 2015 11:20, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2015 10:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
816032
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 4, 2015 10:45, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2015 10:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
816033
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 4, 2015 10:25, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2015 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
816034
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 4, 2015 10:00, sampling point DS000 Coliform (TCR)
Collected
Nov 3, 2015 11:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
815493
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 3, 2015 11:20, sampling point DS000 Coliform (TCR)
Collected
Nov 3, 2015 11:43
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
815494
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2015 – Nov 30, 2015
Absence , sample collected Nov 3, 2015 11:43, sampling point DS000 Coliform (TCR)