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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 4,846–4,860 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 4,846 to 4,860 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jan 5, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
409316
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 5, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 5, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
409332
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 5, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 5, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
409333
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 5, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
408567
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 4, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
408580
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 4, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
408582
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 4, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
408584
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 4, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
408598
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 4, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
408599
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 4, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
408600
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 4, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
408640
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 4, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
408641
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 4, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
408656
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 4, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
408660
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 4, 2011, sampling point DS000 Coliform (TCR)
Collected
Jan 4, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
408674
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2011 – Jan 31, 2011
Absence , sample collected Jan 4, 2011, sampling point DS000 Coliform (TCR)