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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 5,221–5,235 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 5,221 to 5,235 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jan 11, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
326333
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2010 – Jan 31, 2010
Absence , sample collected Jan 11, 2010, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
326334
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2010 – Jan 31, 2010
Absence , sample collected Jan 11, 2010, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
326335
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2010 – Jan 31, 2010
Absence , sample collected Jan 11, 2010, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
326336
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2010 – Jan 31, 2010
Absence , sample collected Jan 11, 2010, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
326337
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2010 – Jan 31, 2010
Absence , sample collected Jan 11, 2010, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
326384
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2010 – Jan 31, 2010
Absence , sample collected Jan 11, 2010, sampling point DS000 Coliform (TCR)
Collected
Jan 11, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
326385
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2010 – Jan 31, 2010
Absence , sample collected Jan 11, 2010, sampling point DS000 Coliform (TCR)
Collected
Dec 15, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
322301
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2009 – Dec 31, 2009
Absence , sample collected Dec 15, 2009, sampling point DS000 Coliform (TCR)
Collected
Dec 15, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
322303
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2009 – Dec 31, 2009
Absence , sample collected Dec 15, 2009, sampling point DS000 Coliform (TCR)
Collected
Dec 15, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
322304
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2009 – Dec 31, 2009
Absence , sample collected Dec 15, 2009, sampling point DS000 Coliform (TCR)
Collected
Dec 15, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
322305
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2009 – Dec 31, 2009
Absence , sample collected Dec 15, 2009, sampling point DS000 Coliform (TCR)
Collected
Dec 15, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
322307
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2009 – Dec 31, 2009
Absence , sample collected Dec 15, 2009, sampling point DS000 Coliform (TCR)
Collected
Dec 15, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
322308
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2009 – Dec 31, 2009
Absence , sample collected Dec 15, 2009, sampling point DS000 Coliform (TCR)
Collected
Dec 1, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
318689
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2009 – Dec 31, 2009
Absence , sample collected Dec 1, 2009, sampling point DS000 Coliform (TCR)
Collected
Dec 1, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
318816
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2009 – Dec 31, 2009
Absence , sample collected Dec 1, 2009, sampling point DS000 Coliform (TCR)