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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 6,856–6,870 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 6,856 to 6,870 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jul 13, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050715155148-00411
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2005 – Jul 31, 2005
Absence , sample collected Jul 13, 2005, sampling point DS000 Coliform (TCR)
Collected
Jul 13, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050715155148-00412
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2005 – Jul 31, 2005
Absence , sample collected Jul 13, 2005, sampling point DS000 Coliform (TCR)
Collected
Jul 13, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050715155148-00413
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2005 – Jul 31, 2005
Absence , sample collected Jul 13, 2005, sampling point DS000 Coliform (TCR)
Collected
Jun 15, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050617130752-00271
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2005 – Jun 30, 2005
Absence , sample collected Jun 15, 2005, sampling point DS000 Coliform (TCR)
Collected
Jun 15, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050617130752-00272
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2005 – Jun 30, 2005
Absence , sample collected Jun 15, 2005, sampling point DS000 Coliform (TCR)
Collected
Jun 15, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050617130752-00273
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2005 – Jun 30, 2005
Absence , sample collected Jun 15, 2005, sampling point DS000 Coliform (TCR)
Collected
Jun 15, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050617130752-00274
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2005 – Jun 30, 2005
Absence , sample collected Jun 15, 2005, sampling point DS000 Coliform (TCR)
Collected
Jun 15, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050617130752-00275
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2005 – Jun 30, 2005
Absence , sample collected Jun 15, 2005, sampling point DS000 Coliform (TCR)
Collected
Jun 15, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050617130752-00276
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2005 – Jun 30, 2005
Absence , sample collected Jun 15, 2005, sampling point DS000 Coliform (TCR)
Collected
Jun 15, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050617130752-00277
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2005 – Jun 30, 2005
Absence , sample collected Jun 15, 2005, sampling point DS000 Coliform (TCR)
Collected
Jun 15, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050617130752-00278
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2005 – Jun 30, 2005
Absence , sample collected Jun 15, 2005, sampling point DS000 Coliform (TCR)
Collected
Jun 14, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050617130752-00058
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
050617130752-00059
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
050617130752-00060
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
050617130752-00061
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2005 – Jun 30, 2005
Absence , sample collected Jun 14, 2005, sampling point DS000 Coliform (TCR)