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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 3,541–3,555 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,541 to 3,555 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jan 7, 2015 08:51
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
747028
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 7, 2015 08:51, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2015 07:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
747029
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 7, 2015 07:35, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2015 07:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
747030
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 7, 2015 07:20, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2015 08:31
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
747031
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 7, 2015 08:31, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2015 07:58
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
747032
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 7, 2015 07:58, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2015 13:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
747174
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 7, 2015 13:55, sampling point DS000 Coliform (TCR)
Collected
Jan 7, 2015 13:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
747190
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 7, 2015 13:30, sampling point DS000 Coliform (TCR)
Collected
Dec 10, 2014 10:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
740951
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 10, 2014 10:20, sampling point DS000 Coliform (TCR)
Collected
Dec 10, 2014 09:17
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
740952
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 10, 2014 09:17, sampling point DS000 Coliform (TCR)
Collected
Dec 10, 2014 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
740953
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 10, 2014 10:00, sampling point DS000 Coliform (TCR)
Collected
Dec 10, 2014 07:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
740956
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 10, 2014 07:45, sampling point DS000 Coliform (TCR)
Collected
Dec 10, 2014 11:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
740957
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 10, 2014 11:30, sampling point DS000 Coliform (TCR)
Collected
Dec 10, 2014 09:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
740958
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 10, 2014 09:30, sampling point DS000 Coliform (TCR)
Collected
Dec 10, 2014 08:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
740966
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 10, 2014 08:35, sampling point DS000 Coliform (TCR)
Collected
Dec 10, 2014 08:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
740977
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 10, 2014 08:55, sampling point DS000 Coliform (TCR)