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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 4,531–4,545 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 4,531 to 4,545 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Dec 8, 2011 12:24
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
487264
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2011 – Dec 31, 2011
Absence , sample collected Dec 8, 2011 12:24, sampling point DS000 Coliform (TCR)
Collected
Dec 8, 2011 12:07
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
487266
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2011 – Dec 31, 2011
Absence , sample collected Dec 8, 2011 12:07, sampling point DS000 Coliform (TCR)
Collected
Dec 8, 2011 11:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
487273
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2011 – Dec 31, 2011
Absence , sample collected Dec 8, 2011 11:40, sampling point DS000 Coliform (TCR)
Collected
Dec 8, 2011 10:37
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
487293
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2011 – Dec 31, 2011
Absence , sample collected Dec 8, 2011 10:37, sampling point DS000 Coliform (TCR)
Collected
Dec 8, 2011 09:21
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
487302
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2011 – Dec 31, 2011
Absence , sample collected Dec 8, 2011 09:21, sampling point DS000 Coliform (TCR)
Collected
Dec 8, 2011 08:44
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
487335
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2011 – Dec 31, 2011
Absence , sample collected Dec 8, 2011 08:44, sampling point DS000 Coliform (TCR)
Collected
Dec 8, 2011 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
487362
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2011 – Dec 31, 2011
Absence , sample collected Dec 8, 2011 08:00, sampling point DS000 Coliform (TCR)
Collected
Nov 2, 2011 09:18
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
479024
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2011 – Nov 30, 2011
Absence , sample collected Nov 2, 2011 09:18, sampling point DS000 Coliform (TCR)
Collected
Nov 2, 2011 09:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
479041
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2011 – Nov 30, 2011
Absence , sample collected Nov 2, 2011 09:30, sampling point DS000 Coliform (TCR)
Collected
Nov 2, 2011 08:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
479042
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2011 – Nov 30, 2011
Absence , sample collected Nov 2, 2011 08:25, sampling point DS000 Coliform (TCR)
Collected
Nov 2, 2011 11:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
479043
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2011 – Nov 30, 2011
Absence , sample collected Nov 2, 2011 11:20, sampling point DS000 Coliform (TCR)
Collected
Nov 2, 2011 12:22
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
479060
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2011 – Nov 30, 2011
Absence , sample collected Nov 2, 2011 12:22, sampling point DS000 Coliform (TCR)
Collected
Nov 2, 2011 12:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
479062
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2011 – Nov 30, 2011
Absence , sample collected Nov 2, 2011 12:05, sampling point DS000 Coliform (TCR)
Collected
Nov 2, 2011 12:38
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
479065
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2011 – Nov 30, 2011
Absence , sample collected Nov 2, 2011 12:38, sampling point DS000 Coliform (TCR)
Collected
Nov 2, 2011 10:07
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
479088
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2011 – Nov 30, 2011
Absence , sample collected Nov 2, 2011 10:07, sampling point DS000 Coliform (TCR)