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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 3,181–3,195 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,181 to 3,195 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Mar 2, 2016 09:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
842354
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 2, 2016 09:40, sampling point DS000 Coliform (TCR)
Collected
Mar 2, 2016 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
842356
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 2, 2016 10:00, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2016 08:58
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
841487
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 1, 2016 08:58, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2016 08:24
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
841489
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 1, 2016 08:24, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2016 11:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
841490
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 1, 2016 11:30, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2016 07:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
841491
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 1, 2016 07:20, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2016 13:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
841492
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 1, 2016 13:55, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2016 12:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
841493
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 1, 2016 12:50, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2016 13:23
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
841494
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 1, 2016 13:23, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2016 12:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
841495
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 1, 2016 12:20, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2016 11:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
841501
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 1, 2016 11:55, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2016 08:42
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
841502
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 1, 2016 08:42, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2016 11:06
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
841503
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 1, 2016 11:06, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2016 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
841504
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 1, 2016 10:00, sampling point DS000 Coliform (TCR)
Collected
Mar 1, 2016 10:42
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
841505
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2016 – Mar 31, 2016
Absence , sample collected Mar 1, 2016 10:42, sampling point DS000 Coliform (TCR)