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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 6,901–6,915 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 6,901 to 6,915 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
May 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050512132749-00258
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 10, 2005, sampling point DS000 Coliform (TCR)
Collected
May 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050512132749-00259
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 10, 2005, sampling point DS000 Coliform (TCR)
Collected
May 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050512132749-00260
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 10, 2005, sampling point DS000 Coliform (TCR)
Collected
May 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050512132749-00261
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 10, 2005, sampling point DS000 Coliform (TCR)
Collected
May 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050512132749-00262
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 10, 2005, sampling point DS000 Coliform (TCR)
Collected
May 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050512132749-00263
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 10, 2005, sampling point DS000 Coliform (TCR)
Collected
May 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050512132749-00264
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 10, 2005, sampling point DS000 Coliform (TCR)
Collected
May 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050512132749-00265
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 10, 2005, sampling point DS000 Coliform (TCR)
Collected
May 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050512132749-00266
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 10, 2005, sampling point DS000 Coliform (TCR)
Collected
May 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050512132749-00267
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 10, 2005, sampling point DS000 Coliform (TCR)
Collected
May 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050512132749-00268
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 10, 2005, sampling point DS000 Coliform (TCR)
Collected
May 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050512132749-00269
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 10, 2005, sampling point DS000 Coliform (TCR)
Collected
May 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050512132749-00270
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 10, 2005, sampling point DS000 Coliform (TCR)
Collected
May 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050512132749-00271
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 10, 2005, sampling point DS000 Coliform (TCR)
Collected
May 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050512132749-00272
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 10, 2005, sampling point DS000 Coliform (TCR)