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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 4,036–4,050 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 4,036 to 4,050 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
May 7, 2013 10:53
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606468
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 7, 2013 10:53, sampling point DS000 Coliform (TCR)
Collected
May 7, 2013 12:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606469
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 7, 2013 12:40, sampling point DS000 Coliform (TCR)
Collected
May 7, 2013 08:44
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606470
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 7, 2013 08:44, sampling point DS000 Coliform (TCR)
Collected
May 7, 2013 08:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606471
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 7, 2013 08:30, sampling point DS000 Coliform (TCR)
Collected
May 7, 2013 13:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606472
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 7, 2013 13:00, sampling point DS000 Coliform (TCR)
Collected
May 7, 2013 09:21
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606473
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 7, 2013 09:21, sampling point DS000 Coliform (TCR)
Collected
May 7, 2013 10:21
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606474
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 7, 2013 10:21, sampling point DS000 Coliform (TCR)
Collected
May 7, 2013 11:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606475
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 7, 2013 11:15, sampling point DS000 Coliform (TCR)
Collected
May 7, 2013 10:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606476
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 7, 2013 10:35, sampling point DS000 Coliform (TCR)
Collected
May 7, 2013 11:42
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606477
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 7, 2013 11:42, sampling point DS000 Coliform (TCR)
Collected
May 7, 2013 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606478
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 7, 2013 10:00, sampling point DS000 Coliform (TCR)
Collected
May 7, 2013 12:12
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
606479
Laboratory
MSDH Lab
Monitoring period
May 1, 2013 – May 31, 2013
Absence , sample collected May 7, 2013 12:12, sampling point DS000 Coliform (TCR)
Collected
Apr 9, 2013 09:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
601175
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 9, 2013 09:05, sampling point DS000 Coliform (TCR)
Collected
Apr 9, 2013 11:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
601194
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 9, 2013 11:20, sampling point DS000 Coliform (TCR)
Collected
Apr 9, 2013 09:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
601195
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2013 – Apr 30, 2013
Absence , sample collected Apr 9, 2013 09:40, sampling point DS000 Coliform (TCR)