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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 4,786–4,800 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 4,786 to 4,800 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Mar 2, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
422236
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 2, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
422237
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 2, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
422238
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 2, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
422239
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 2, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421910
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421911
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421913
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421914
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421915
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421916
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421918
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421919
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421920
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421921
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2011
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
421929
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2011 – Mar 31, 2011
Absence , sample collected Mar 1, 2011, sampling point DS000 Coliform (TCR)