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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 6,886–6,900 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 6,886 to 6,900 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jun 14, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050617130752-00164
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2005 – Jun 30, 2005
Absence , sample collected Jun 14, 2005, sampling point DS000 Coliform (TCR)
Collected
Jun 14, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050617130752-00165
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2005 – Jun 30, 2005
Absence , sample collected Jun 14, 2005, sampling point DS000 Coliform (TCR)
Collected
Jun 14, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050617130752-00166
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2005 – Jun 30, 2005
Absence , sample collected Jun 14, 2005, sampling point DS000 Coliform (TCR)
Collected
May 16, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050520132015-00301
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 16, 2005, sampling point DS000 Coliform (TCR)
Collected
May 16, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050520132015-00302
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 16, 2005, sampling point DS000 Coliform (TCR)
Collected
May 16, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050520132015-00303
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 16, 2005, sampling point DS000 Coliform (TCR)
Collected
May 16, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050520132015-00304
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 16, 2005, sampling point DS000 Coliform (TCR)
Collected
May 16, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050520132015-00305
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 16, 2005, sampling point DS000 Coliform (TCR)
Collected
May 16, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050520132015-00306
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 16, 2005, sampling point DS000 Coliform (TCR)
Collected
May 16, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050520132015-00307
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 16, 2005, sampling point DS000 Coliform (TCR)
Collected
May 16, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050520132015-00308
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 16, 2005, sampling point DS000 Coliform (TCR)
Collected
May 16, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050520132015-00309
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 16, 2005, sampling point DS000 Coliform (TCR)
Collected
May 16, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050520132015-00310
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 16, 2005, sampling point DS000 Coliform (TCR)
Collected
May 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050512132749-00256
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
050512132749-00257
Laboratory
MSDH Lab
Monitoring period
May 1, 2005 – May 31, 2005
Absence , sample collected May 10, 2005, sampling point DS000 Coliform (TCR)