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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 3,481–3,495 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,481 to 3,495 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Mar 17, 2015 10:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
761784
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 17, 2015 10:30, sampling point DS000 Coliform (TCR)
Collected
Mar 17, 2015 08:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
761785
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 17, 2015 08:45, sampling point DS000 Coliform (TCR)
Collected
Mar 4, 2015 09:12
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
758640
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 4, 2015 09:12, sampling point DS000 Coliform (TCR)
Collected
Mar 4, 2015 08:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
758641
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 4, 2015 08:10, sampling point DS000 Coliform (TCR)
Collected
Mar 4, 2015 11:42
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
758642
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 4, 2015 11:42, sampling point DS000 Coliform (TCR)
Collected
Mar 4, 2015 10:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
758643
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 4, 2015 10:35, sampling point DS000 Coliform (TCR)
Collected
Mar 4, 2015 10:12
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
758644
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 4, 2015 10:12, sampling point DS000 Coliform (TCR)
Collected
Mar 4, 2015 07:47
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
758645
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 4, 2015 07:47, sampling point DS000 Coliform (TCR)
Collected
Mar 4, 2015 09:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
758646
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 4, 2015 09:30, sampling point DS000 Coliform (TCR)
Collected
Mar 4, 2015 11:16
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
758647
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 4, 2015 11:16, sampling point DS000 Coliform (TCR)
Collected
Mar 4, 2015 09:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
758648
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 4, 2015 09:50, sampling point DS000 Coliform (TCR)
Collected
Mar 4, 2015 10:57
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
758649
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 4, 2015 10:57, sampling point DS000 Coliform (TCR)
Collected
Mar 4, 2015 12:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
758655
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 4, 2015 12:10, sampling point DS000 Coliform (TCR)
Collected
Mar 4, 2015 08:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
758656
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 4, 2015 08:50, sampling point DS000 Coliform (TCR)
Collected
Mar 4, 2015 13:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
758657
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2015 – Mar 31, 2015
Absence , sample collected Mar 4, 2015 13:10, sampling point DS000 Coliform (TCR)