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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 3,211–3,225 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,211 to 3,225 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Feb 3, 2016 12:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
835286
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 3, 2016 12:10, sampling point DS000 Coliform (TCR)
Collected
Feb 3, 2016 09:58
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
835287
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 3, 2016 09:58, sampling point DS000 Coliform (TCR)
Collected
Feb 3, 2016 12:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
835288
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 3, 2016 12:40, sampling point DS000 Coliform (TCR)
Collected
Feb 2, 2016 10:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
834854
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 2, 2016 10:30, sampling point DS000 Coliform (TCR)
Collected
Feb 2, 2016 11:13
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
834866
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 2, 2016 11:13, sampling point DS000 Coliform (TCR)
Collected
Feb 2, 2016 10:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
834867
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 2, 2016 10:10, sampling point DS000 Coliform (TCR)
Collected
Feb 2, 2016 08:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
834868
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 2, 2016 08:30, sampling point DS000 Coliform (TCR)
Collected
Feb 2, 2016 10:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
834869
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 2, 2016 10:55, sampling point DS000 Coliform (TCR)
Collected
Feb 2, 2016 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
834870
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 2, 2016 09:45, sampling point DS000 Coliform (TCR)
Collected
Feb 2, 2016 09:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
834871
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 2, 2016 09:20, sampling point DS000 Coliform (TCR)
Collected
Feb 2, 2016 08:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
834872
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 2, 2016 08:55, sampling point DS000 Coliform (TCR)
Collected
Feb 2, 2016 08:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
834873
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2016 – Feb 29, 2016
Absence , sample collected Feb 2, 2016 08:05, sampling point DS000 Coliform (TCR)
Collected
Jan 6, 2016 08:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
830458
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 6, 2016 08:30, sampling point DS000 Coliform (TCR)
Collected
Jan 6, 2016 09:48
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
830463
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 6, 2016 09:48, sampling point DS000 Coliform (TCR)
Collected
Jan 6, 2016 10:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
830488
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 6, 2016 10:10, sampling point DS000 Coliform (TCR)