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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 2,341–2,355 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 2,341 to 2,355 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jan 8, 2019 07:57
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1048875
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2019 – Jan 31, 2019
Absence , sample collected Jan 8, 2019 07:57, sampling point DS000 Coliform (TCR)
Collected
Jan 8, 2019 09:23
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1048876
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2019 – Jan 31, 2019
Absence , sample collected Jan 8, 2019 09:23, sampling point DS000 Coliform (TCR)
Collected
Jan 8, 2019 09:01
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1048877
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2019 – Jan 31, 2019
Absence , sample collected Jan 8, 2019 09:01, sampling point DS000 Coliform (TCR)
Collected
Jan 8, 2019 11:24
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1048878
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2019 – Jan 31, 2019
Absence , sample collected Jan 8, 2019 11:24, sampling point DS000 Coliform (TCR)
Collected
Jan 8, 2019 08:23
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1048879
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2019 – Jan 31, 2019
Absence , sample collected Jan 8, 2019 08:23, sampling point DS000 Coliform (TCR)
Collected
Jan 8, 2019 10:07
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1048880
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2019 – Jan 31, 2019
Absence , sample collected Jan 8, 2019 10:07, sampling point DS000 Coliform (TCR)
Collected
Jan 8, 2019 07:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1048881
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2019 – Jan 31, 2019
Absence , sample collected Jan 8, 2019 07:35, sampling point DS000 Coliform (TCR)
Collected
Jan 8, 2019 12:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1048905
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2019 – Jan 31, 2019
Absence , sample collected Jan 8, 2019 12:45, sampling point DS000 Coliform (TCR)
Collected
Jan 8, 2019 12:24
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1048906
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2019 – Jan 31, 2019
Absence , sample collected Jan 8, 2019 12:24, sampling point DS000 Coliform (TCR)
Collected
Jan 8, 2019 13:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1048909
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2019 – Jan 31, 2019
Absence , sample collected Jan 8, 2019 13:35, sampling point DS000 Coliform (TCR)
Collected
Jan 8, 2019 13:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1048910
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2019 – Jan 31, 2019
Absence , sample collected Jan 8, 2019 13:05, sampling point DS000 Coliform (TCR)
Collected
Jan 8, 2019 11:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1048925
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2019 – Jan 31, 2019
Absence , sample collected Jan 8, 2019 11:45, sampling point DS000 Coliform (TCR)
Collected
Jan 8, 2019 12:07
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1048947
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2019 – Jan 31, 2019
Absence , sample collected Jan 8, 2019 12:07, sampling point DS000 Coliform (TCR)
Collected
Dec 12, 2018 09:54
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1045146
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2018 – Dec 31, 2018
Absence , sample collected Dec 12, 2018 09:54, sampling point DS000 Coliform (TCR)
Collected
Dec 12, 2018 08:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1045147
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2018 – Dec 31, 2018
Absence , sample collected Dec 12, 2018 08:55, sampling point DS000 Coliform (TCR)