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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 5,506–5,520 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 5,506 to 5,520 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257300
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257301
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257302
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257303
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257304
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257305
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257306
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257307
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257308
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257309
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257310
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257311
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257312
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257313
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)
Collected
Mar 9, 2009
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
257314
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2009 – Mar 31, 2009
Absence , sample collected Mar 9, 2009, sampling point DS000 Coliform (TCR)