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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 4,981–4,995 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 4,981 to 4,995 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Sep 7, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
381721
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2010 – Sep 30, 2010
Absence , sample collected Sep 7, 2010, sampling point DS000 Coliform (TCR)
Collected
Sep 7, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
381723
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2010 – Sep 30, 2010
Absence , sample collected Sep 7, 2010, sampling point DS000 Coliform (TCR)
Collected
Sep 7, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
381725
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2010 – Sep 30, 2010
Absence , sample collected Sep 7, 2010, sampling point DS000 Coliform (TCR)
Collected
Sep 7, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
381739
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2010 – Sep 30, 2010
Absence , sample collected Sep 7, 2010, sampling point DS000 Coliform (TCR)
Collected
Sep 7, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
381740
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2010 – Sep 30, 2010
Absence , sample collected Sep 7, 2010, sampling point DS000 Coliform (TCR)
Collected
Sep 7, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
381742
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2010 – Sep 30, 2010
Absence , sample collected Sep 7, 2010, sampling point DS000 Coliform (TCR)
Collected
Sep 7, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
381743
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2010 – Sep 30, 2010
Absence , sample collected Sep 7, 2010, sampling point DS000 Coliform (TCR)
Collected
Aug 9, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
375980
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2010 – Aug 31, 2010
Absence , sample collected Aug 9, 2010, sampling point DS000 Coliform (TCR)
Collected
Aug 9, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
375982
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2010 – Aug 31, 2010
Absence , sample collected Aug 9, 2010, sampling point DS000 Coliform (TCR)
Collected
Aug 9, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
375983
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2010 – Aug 31, 2010
Absence , sample collected Aug 9, 2010, sampling point DS000 Coliform (TCR)
Collected
Aug 9, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
375985
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2010 – Aug 31, 2010
Absence , sample collected Aug 9, 2010, sampling point DS000 Coliform (TCR)
Collected
Aug 9, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
375986
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2010 – Aug 31, 2010
Absence , sample collected Aug 9, 2010, sampling point DS000 Coliform (TCR)
Collected
Aug 9, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
375991
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2010 – Aug 31, 2010
Absence , sample collected Aug 9, 2010, sampling point DS000 Coliform (TCR)
Collected
Aug 9, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
376010
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2010 – Aug 31, 2010
Absence , sample collected Aug 9, 2010, sampling point DS000 Coliform (TCR)
Collected
Aug 4, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
374621
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2010 – Aug 31, 2010
Absence , sample collected Aug 4, 2010, sampling point DS000 Coliform (TCR)