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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 3,511–3,525 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,511 to 3,525 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Feb 4, 2015 09:17
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
753321
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2015 – Feb 28, 2015
Absence , sample collected Feb 4, 2015 09:17, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2015 10:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
753322
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2015 – Feb 28, 2015
Absence , sample collected Feb 4, 2015 10:05, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2015 07:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
753323
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2015 – Feb 28, 2015
Absence , sample collected Feb 4, 2015 07:55, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2015 07:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
753325
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2015 – Feb 28, 2015
Absence , sample collected Feb 4, 2015 07:15, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2015 10:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
753326
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2015 – Feb 28, 2015
Absence , sample collected Feb 4, 2015 10:20, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2015 13:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
753391
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2015 – Feb 28, 2015
Absence , sample collected Feb 4, 2015 13:45, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2015 12:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
753393
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2015 – Feb 28, 2015
Absence , sample collected Feb 4, 2015 12:55, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2015 11:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
753422
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2015 – Feb 28, 2015
Absence , sample collected Feb 4, 2015 11:30, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2015 14:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
753427
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2015 – Feb 28, 2015
Absence , sample collected Feb 4, 2015 14:15, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2015 11:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
753428
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2015 – Feb 28, 2015
Absence , sample collected Feb 4, 2015 11:00, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2015 13:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
753442
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2015 – Feb 28, 2015
Absence , sample collected Feb 4, 2015 13:30, sampling point DS000 Coliform (TCR)
Collected
Feb 4, 2015 09:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
753444
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2015 – Feb 28, 2015
Absence , sample collected Feb 4, 2015 09:35, sampling point DS000 Coliform (TCR)
Collected
Jan 14, 2015 11:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
748484
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 14, 2015 11:10, sampling point DS000 Coliform (TCR)
Collected
Jan 14, 2015 11:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
748485
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 14, 2015 11:35, sampling point DS000 Coliform (TCR)
Collected
Jan 14, 2015 10:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
748486
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2015 – Jan 31, 2015
Absence , sample collected Jan 14, 2015 10:40, sampling point DS000 Coliform (TCR)