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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 6,751–6,765 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 6,751 to 6,765 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Oct 12, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051014125926-00197
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2005 – Oct 31, 2005
Absence , sample collected Oct 12, 2005, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051014125926-00198
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2005 – Oct 31, 2005
Absence , sample collected Oct 12, 2005, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051014125926-00199
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2005 – Oct 31, 2005
Absence , sample collected Oct 12, 2005, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051014125926-00200
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2005 – Oct 31, 2005
Absence , sample collected Oct 12, 2005, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051014125926-00201
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2005 – Oct 31, 2005
Absence , sample collected Oct 12, 2005, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051014125926-00202
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2005 – Oct 31, 2005
Absence , sample collected Oct 12, 2005, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051014125926-00203
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2005 – Oct 31, 2005
Absence , sample collected Oct 12, 2005, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051014125926-00204
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2005 – Oct 31, 2005
Absence , sample collected Oct 12, 2005, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051014125926-00205
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2005 – Oct 31, 2005
Absence , sample collected Oct 12, 2005, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051014125926-00206
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2005 – Oct 31, 2005
Absence , sample collected Oct 12, 2005, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051014125926-00207
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2005 – Oct 31, 2005
Absence , sample collected Oct 12, 2005, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051014125926-00208
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2005 – Oct 31, 2005
Absence , sample collected Oct 12, 2005, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051014125926-00209
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2005 – Oct 31, 2005
Absence , sample collected Oct 12, 2005, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051014125926-00210
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2005 – Oct 31, 2005
Absence , sample collected Oct 12, 2005, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051014125926-00211
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2005 – Oct 31, 2005
Absence , sample collected Oct 12, 2005, sampling point DS000 Coliform (TCR)