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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 2,956–2,970 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 2,956 to 2,970 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jan 3, 2017 10:48
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
902126
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2017 – Jan 31, 2017
Absence , sample collected Jan 3, 2017 10:48, sampling point DS000 Coliform (TCR)
Collected
Dec 19, 2016 09:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
901242
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 19, 2016 09:30, sampling point DS000 Coliform (TCR)
Collected
Dec 19, 2016 08:39
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
901249
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 19, 2016 08:39, sampling point DS000 Coliform (TCR)
Collected
Dec 19, 2016 10:41
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
901251
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 19, 2016 10:41, sampling point DS000 Coliform (TCR)
Collected
Dec 19, 2016 08:59
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
901255
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 19, 2016 08:59, sampling point DS000 Coliform (TCR)
Collected
Dec 19, 2016 07:59
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
901256
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 19, 2016 07:59, sampling point DS000 Coliform (TCR)
Collected
Dec 19, 2016 07:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
901264
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 19, 2016 07:35, sampling point DS000 Coliform (TCR)
Collected
Dec 19, 2016 10:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
901265
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 19, 2016 10:05, sampling point DS000 Coliform (TCR)
Collected
Dec 14, 2016 13:09
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
900749
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 14, 2016 13:09, sampling point DS000 Coliform (TCR)
Collected
Dec 14, 2016 11:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
900758
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 14, 2016 11:20, sampling point DS000 Coliform (TCR)
Collected
Dec 14, 2016 11:58
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
900759
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 14, 2016 11:58, sampling point DS000 Coliform (TCR)
Collected
Dec 14, 2016 12:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
900763
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 14, 2016 12:20, sampling point DS000 Coliform (TCR)
Collected
Dec 14, 2016 09:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
900772
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 14, 2016 09:30, sampling point DS000 Coliform (TCR)
Collected
Dec 14, 2016 12:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
900799
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 14, 2016 12:40, sampling point DS000 Coliform (TCR)
Collected
Dec 14, 2016 10:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
900800
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2016 – Dec 31, 2016
Absence , sample collected Dec 14, 2016 10:35, sampling point DS000 Coliform (TCR)