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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 2,446–2,460 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 2,446 to 2,460 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Sep 4, 2018 13:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1022177
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2018 – Sep 30, 2018
Absence , sample collected Sep 4, 2018 13:30, sampling point DS000 Coliform (TCR)
Collected
Sep 4, 2018 08:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1022178
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2018 – Sep 30, 2018
Absence , sample collected Sep 4, 2018 08:15, sampling point DS000 Coliform (TCR)
Collected
Sep 4, 2018 09:43
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1022179
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2018 – Sep 30, 2018
Absence , sample collected Sep 4, 2018 09:43, sampling point DS000 Coliform (TCR)
Collected
Sep 4, 2018 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1022183
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2018 – Sep 30, 2018
Absence , sample collected Sep 4, 2018 10:00, sampling point DS000 Coliform (TCR)
Collected
Sep 4, 2018 12:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1022186
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2018 – Sep 30, 2018
Absence , sample collected Sep 4, 2018 12:20, sampling point DS000 Coliform (TCR)
Collected
Sep 4, 2018 08:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1022187
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2018 – Sep 30, 2018
Absence , sample collected Sep 4, 2018 08:55, sampling point DS000 Coliform (TCR)
Collected
Sep 4, 2018 07:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1022192
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2018 – Sep 30, 2018
Absence , sample collected Sep 4, 2018 07:50, sampling point DS000 Coliform (TCR)
Collected
Sep 4, 2018 12:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1022205
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2018 – Sep 30, 2018
Absence , sample collected Sep 4, 2018 12:40, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2018 10:19
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1017681
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 7, 2018 10:19, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2018 09:37
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1017693
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 7, 2018 09:37, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2018 07:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1017695
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 7, 2018 07:50, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2018 10:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1017702
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 7, 2018 10:50, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2018 08:41
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1017707
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 7, 2018 08:41, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2018 09:56
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1017710
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 7, 2018 09:56, sampling point DS000 Coliform (TCR)
Collected
Aug 7, 2018 08:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1017711
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2018 – Aug 31, 2018
Absence , sample collected Aug 7, 2018 08:20, sampling point DS000 Coliform (TCR)