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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 3,571–3,585 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,571 to 3,585 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Dec 3, 2014 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
738332
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 3, 2014 10:00, sampling point DS000 Coliform (TCR)
Collected
Dec 3, 2014 10:22
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
738333
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2014 – Dec 31, 2014
Absence , sample collected Dec 3, 2014 10:22, sampling point DS000 Coliform (TCR)
Collected
Nov 5, 2014 12:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
733417
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2014 – Nov 30, 2014
Absence , sample collected Nov 5, 2014 12:40, sampling point DS000 Coliform (TCR)
Collected
Nov 5, 2014 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
733418
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2014 – Nov 30, 2014
Absence , sample collected Nov 5, 2014 08:00, sampling point DS000 Coliform (TCR)
Collected
Nov 5, 2014 08:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
733419
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2014 – Nov 30, 2014
Absence , sample collected Nov 5, 2014 08:30, sampling point DS000 Coliform (TCR)
Collected
Nov 5, 2014 10:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
733431
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2014 – Nov 30, 2014
Absence , sample collected Nov 5, 2014 10:25, sampling point DS000 Coliform (TCR)
Collected
Nov 5, 2014 11:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
733432
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2014 – Nov 30, 2014
Absence , sample collected Nov 5, 2014 11:00, sampling point DS000 Coliform (TCR)
Collected
Nov 5, 2014 12:07
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
733433
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2014 – Nov 30, 2014
Absence , sample collected Nov 5, 2014 12:07, sampling point DS000 Coliform (TCR)
Collected
Nov 5, 2014 09:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
733434
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2014 – Nov 30, 2014
Absence , sample collected Nov 5, 2014 09:00, sampling point DS000 Coliform (TCR)
Collected
Nov 5, 2014 09:26
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
733435
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2014 – Nov 30, 2014
Absence , sample collected Nov 5, 2014 09:26, sampling point DS000 Coliform (TCR)
Collected
Nov 5, 2014 09:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
733436
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2014 – Nov 30, 2014
Absence , sample collected Nov 5, 2014 09:55, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2014 12:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
732873
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2014 – Nov 30, 2014
Absence , sample collected Nov 4, 2014 12:30, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2014 14:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
732874
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2014 – Nov 30, 2014
Absence , sample collected Nov 4, 2014 14:15, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2014 13:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
732875
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2014 – Nov 30, 2014
Absence , sample collected Nov 4, 2014 13:30, sampling point DS000 Coliform (TCR)
Collected
Nov 4, 2014 13:01
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
732888
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2014 – Nov 30, 2014
Absence , sample collected Nov 4, 2014 13:01, sampling point DS000 Coliform (TCR)