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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 2,611–2,625 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 2,611 to 2,625 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Feb 13, 2018 11:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984543
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 11:55, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2018 10:47
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984544
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 10:47, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2018 09:17
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984545
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 09:17, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2018 11:33
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984546
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 11:33, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2018 14:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984547
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 14:20, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2018 09:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984548
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 09:00, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2018 12:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984549
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 12:45, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2018 11:13
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984550
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 11:13, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2018 07:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984551
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 07:45, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2018 09:32
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984552
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 09:32, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2018 07:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984553
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 07:25, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2018 08:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984554
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 08:40, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2018 08:08
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984555
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 08:08, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2018 08:27
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984556
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 08:27, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2018 09:54
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984557
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 09:54, sampling point DS000 Coliform (TCR)