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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 6,181–6,195 of 7,494 samples on record, newest first.

Routine (12) and Repeat (3).

Coliform and microbial sample results for Columbus Light & Water, 6,181 to 6,195 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
May 1, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
105784
Laboratory
MSDH Lab
Monitoring period
May 1, 2007 – May 31, 2007
Absence , sample collected May 1, 2007, sampling point DS000 Coliform (TCR)
Collected
May 1, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
105785
Laboratory
MSDH Lab
Monitoring period
May 1, 2007 – May 31, 2007
Absence , sample collected May 1, 2007, sampling point DS000 Coliform (TCR)
Collected
May 1, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
105786
Laboratory
MSDH Lab
Monitoring period
May 1, 2007 – May 31, 2007
Absence , sample collected May 1, 2007, sampling point DS000 Coliform (TCR)
Collected
May 1, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
105787
Laboratory
MSDH Lab
Monitoring period
May 1, 2007 – May 31, 2007
Absence , sample collected May 1, 2007, sampling point DS000 Coliform (TCR)
Collected
May 1, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
105794
Laboratory
MSDH Lab
Monitoring period
May 1, 2007 – May 31, 2007
Absence , sample collected May 1, 2007, sampling point DS000 Coliform (TCR)
Collected
May 1, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
105795
Laboratory
MSDH Lab
Monitoring period
May 1, 2007 – May 31, 2007
Absence , sample collected May 1, 2007, sampling point DS000 Coliform (TCR)
Collected
May 1, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
105796
Laboratory
MSDH Lab
Monitoring period
May 1, 2007 – May 31, 2007
Absence , sample collected May 1, 2007, sampling point DS000 Coliform (TCR)
Collected
Apr 9, 2007
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
101270
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2007 – Apr 30, 2007
Absence , sample collected Apr 9, 2007, sampling point DS000 Coliform (TCR)
Collected
Apr 9, 2007
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
101272
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2007 – Apr 30, 2007
Absence , sample collected Apr 9, 2007, sampling point DS000 Coliform (TCR)
Collected
Apr 9, 2007
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
101275
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2007 – Apr 30, 2007
Absence , sample collected Apr 9, 2007, sampling point DS000 Coliform (TCR)
Collected
Apr 4, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
070508101918-00244
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2007 – Apr 30, 2007
Absence , sample collected Apr 4, 2007, sampling point DS000 Coliform (TCR)
Collected
Apr 4, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
100908-RT
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2007 – Apr 30, 2007
Presence , sample collected Apr 4, 2007, sampling point DS000 Coliform (TCR)
Absence , sample collected Apr 4, 2007, sampling point DS000 E. Coli
Collected
Apr 3, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
070508101918-00221
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2007 – Apr 30, 2007
Absence , sample collected Apr 3, 2007, sampling point DS000 Coliform (TCR)
Collected
Apr 3, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
070508101918-00222
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2007 – Apr 30, 2007
Absence , sample collected Apr 3, 2007, sampling point DS000 Coliform (TCR)
Collected
Apr 3, 2007
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
070508101918-00223
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2007 – Apr 30, 2007
Absence , sample collected Apr 3, 2007, sampling point DS000 Coliform (TCR)