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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 4,246–4,260 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 4,246 to 4,260 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Sep 11, 2012 12:53
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
553665
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 11, 2012 12:53, sampling point DS000 Coliform (TCR)
Collected
Sep 11, 2012 11:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
553666
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 11, 2012 11:15, sampling point DS000 Coliform (TCR)
Collected
Sep 11, 2012 10:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
553667
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 11, 2012 10:35, sampling point DS000 Coliform (TCR)
Collected
Sep 11, 2012 13:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
553670
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 11, 2012 13:10, sampling point DS000 Coliform (TCR)
Collected
Sep 11, 2012 09:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
553680
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 11, 2012 09:55, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2012 09:56
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
550886
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 5, 2012 09:56, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2012 09:33
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
550887
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 5, 2012 09:33, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2012 09:19
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
550888
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 5, 2012 09:19, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2012 11:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
550889
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 5, 2012 11:00, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2012 10:38
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
550890
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 5, 2012 10:38, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2012 10:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
550891
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 5, 2012 10:20, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2012 12:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
550892
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 5, 2012 12:00, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2012 11:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
550893
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 5, 2012 11:40, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2012 11:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
550894
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 5, 2012 11:15, sampling point DS000 Coliform (TCR)
Collected
Sep 5, 2012 08:27
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
550903
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2012 – Sep 30, 2012
Absence , sample collected Sep 5, 2012 08:27, sampling point DS000 Coliform (TCR)