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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 3,241–3,255 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 3,241 to 3,255 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jan 5, 2016 08:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
828553
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 5, 2016 08:25, sampling point DS000 Coliform (TCR)
Collected
Jan 5, 2016 12:58
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
828630
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 5, 2016 12:58, sampling point DS000 Coliform (TCR)
Collected
Jan 5, 2016 07:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
828634
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 5, 2016 07:40, sampling point DS000 Coliform (TCR)
Collected
Jan 5, 2016 12:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
828638
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 5, 2016 12:15, sampling point DS000 Coliform (TCR)
Collected
Jan 5, 2016 08:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
828643
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 5, 2016 08:00, sampling point DS000 Coliform (TCR)
Collected
Jan 5, 2016 10:12
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
828660
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 5, 2016 10:12, sampling point DS000 Coliform (TCR)
Collected
Jan 5, 2016 08:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
828670
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2016 – Jan 31, 2016
Absence , sample collected Jan 5, 2016 08:50, sampling point DS000 Coliform (TCR)
Collected
Dec 8, 2015 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
824254
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 8, 2015 10:00, sampling point DS000 Coliform (TCR)
Collected
Dec 8, 2015 10:26
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
824298
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 8, 2015 10:26, sampling point DS000 Coliform (TCR)
Collected
Dec 8, 2015 12:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
824376
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 8, 2015 12:40, sampling point DS000 Coliform (TCR)
Collected
Dec 8, 2015 09:42
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
824377
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 8, 2015 09:42, sampling point DS000 Coliform (TCR)
Collected
Dec 8, 2015 08:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
824379
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 8, 2015 08:40, sampling point DS000 Coliform (TCR)
Collected
Dec 8, 2015 09:21
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
824385
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 8, 2015 09:21, sampling point DS000 Coliform (TCR)
Collected
Dec 8, 2015 09:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
824387
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 8, 2015 09:00, sampling point DS000 Coliform (TCR)
Collected
Dec 8, 2015 07:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
824389
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2015 – Dec 31, 2015
Absence , sample collected Dec 8, 2015 07:25, sampling point DS000 Coliform (TCR)