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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 4,921–4,935 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 4,921 to 4,935 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Nov 2, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
395494
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2010 – Nov 30, 2010
Absence , sample collected Nov 2, 2010, sampling point DS000 Coliform (TCR)
Collected
Nov 2, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
395559
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2010 – Nov 30, 2010
Absence , sample collected Nov 2, 2010, sampling point DS000 Coliform (TCR)
Collected
Nov 2, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
395566
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2010 – Nov 30, 2010
Absence , sample collected Nov 2, 2010, sampling point DS000 Coliform (TCR)
Collected
Nov 2, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
395578
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2010 – Nov 30, 2010
Absence , sample collected Nov 2, 2010, sampling point DS000 Coliform (TCR)
Collected
Nov 2, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
395579
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2010 – Nov 30, 2010
Absence , sample collected Nov 2, 2010, sampling point DS000 Coliform (TCR)
Collected
Nov 2, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
395580
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2010 – Nov 30, 2010
Absence , sample collected Nov 2, 2010, sampling point DS000 Coliform (TCR)
Collected
Nov 2, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
395588
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2010 – Nov 30, 2010
Absence , sample collected Nov 2, 2010, sampling point DS000 Coliform (TCR)
Collected
Oct 11, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
390862
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2010 – Oct 31, 2010
Absence , sample collected Oct 11, 2010, sampling point DS000 Coliform (TCR)
Collected
Oct 11, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
390864
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2010 – Oct 31, 2010
Absence , sample collected Oct 11, 2010, sampling point DS000 Coliform (TCR)
Collected
Oct 11, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
390865
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2010 – Oct 31, 2010
Absence , sample collected Oct 11, 2010, sampling point DS000 Coliform (TCR)
Collected
Oct 11, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
390866
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2010 – Oct 31, 2010
Absence , sample collected Oct 11, 2010, sampling point DS000 Coliform (TCR)
Collected
Oct 11, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
390867
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2010 – Oct 31, 2010
Absence , sample collected Oct 11, 2010, sampling point DS000 Coliform (TCR)
Collected
Oct 6, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
389758
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2010 – Oct 31, 2010
Absence , sample collected Oct 6, 2010, sampling point DS000 Coliform (TCR)
Collected
Oct 6, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
389761
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2010 – Oct 31, 2010
Absence , sample collected Oct 6, 2010, sampling point DS000 Coliform (TCR)
Collected
Oct 6, 2010
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
389807
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2010 – Oct 31, 2010
Absence , sample collected Oct 6, 2010, sampling point DS000 Coliform (TCR)