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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 3,091–3,105 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,091 to 3,105 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jul 6, 2016 07:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
866657
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 6, 2016 07:55, sampling point DS000 Coliform (TCR)
Collected
Jul 6, 2016 11:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
866658
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 6, 2016 11:20, sampling point DS000 Coliform (TCR)
Collected
Jul 6, 2016 10:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
866659
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 6, 2016 10:10, sampling point DS000 Coliform (TCR)
Collected
Jul 6, 2016 09:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
866660
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 6, 2016 09:15, sampling point DS000 Coliform (TCR)
Collected
Jul 6, 2016 13:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
866981
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 6, 2016 13:15, sampling point DS000 Coliform (TCR)
Collected
Jul 6, 2016 12:06
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
866989
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 6, 2016 12:06, sampling point DS000 Coliform (TCR)
Collected
Jul 6, 2016 11:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
867028
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2016 – Jul 31, 2016
Absence , sample collected Jul 6, 2016 11:40, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2016 11:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
861187
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 7, 2016 11:20, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2016 10:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
861188
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 7, 2016 10:45, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2016 10:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
861189
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 7, 2016 10:25, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2016 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
861190
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 7, 2016 10:00, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2016 09:39
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
861191
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 7, 2016 09:39, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2016 08:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
861192
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 7, 2016 08:10, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2016 08:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
861193
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 7, 2016 08:40, sampling point DS000 Coliform (TCR)
Collected
Jun 7, 2016 09:04
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
861194
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2016 – Jun 30, 2016
Absence , sample collected Jun 7, 2016 09:04, sampling point DS000 Coliform (TCR)