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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 5,386–5,400 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 5,386 to 5,400 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284071
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284072
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284074
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284077
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284084
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284094
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284096
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284103
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284123
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284125
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284126
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284134
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284135
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284140
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)
Collected
Jul 7, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
284142
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2009 – Jul 31, 2009
Absence , sample collected Jul 7, 2009, sampling point DS000 Coliform (TCR)