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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 2,656–2,670 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 2,656 to 2,670 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Dec 12, 2017 10:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
971286
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2017 – Dec 31, 2017
Absence , sample collected Dec 12, 2017 10:15, sampling point DS000 Coliform (TCR)
Collected
Dec 12, 2017 07:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
971288
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2017 – Dec 31, 2017
Absence , sample collected Dec 12, 2017 07:45, sampling point DS000 Coliform (TCR)
Collected
Dec 12, 2017 10:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
971298
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2017 – Dec 31, 2017
Absence , sample collected Dec 12, 2017 10:45, sampling point DS000 Coliform (TCR)
Collected
Dec 12, 2017 09:50
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
971299
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2017 – Dec 31, 2017
Absence , sample collected Dec 12, 2017 09:50, sampling point DS000 Coliform (TCR)
Collected
Dec 12, 2017 08:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
971300
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2017 – Dec 31, 2017
Absence , sample collected Dec 12, 2017 08:05, sampling point DS000 Coliform (TCR)
Collected
Dec 12, 2017 08:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
971301
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2017 – Dec 31, 2017
Absence , sample collected Dec 12, 2017 08:55, sampling point DS000 Coliform (TCR)
Collected
Dec 6, 2017 13:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
969884
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2017 – Dec 31, 2017
Absence , sample collected Dec 6, 2017 13:30, sampling point DS000 Coliform (TCR)
Collected
Dec 6, 2017 11:58
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
969890
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2017 – Dec 31, 2017
Absence , sample collected Dec 6, 2017 11:58, sampling point DS000 Coliform (TCR)
Collected
Dec 6, 2017 09:47
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
969891
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2017 – Dec 31, 2017
Absence , sample collected Dec 6, 2017 09:47, sampling point DS000 Coliform (TCR)
Collected
Dec 6, 2017 12:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
969892
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2017 – Dec 31, 2017
Absence , sample collected Dec 6, 2017 12:30, sampling point DS000 Coliform (TCR)
Collected
Dec 6, 2017 13:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
969893
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2017 – Dec 31, 2017
Absence , sample collected Dec 6, 2017 13:00, sampling point DS000 Coliform (TCR)
Collected
Dec 6, 2017 10:38
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
969894
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2017 – Dec 31, 2017
Absence , sample collected Dec 6, 2017 10:38, sampling point DS000 Coliform (TCR)
Collected
Dec 6, 2017 07:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
969896
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2017 – Dec 31, 2017
Absence , sample collected Dec 6, 2017 07:45, sampling point DS000 Coliform (TCR)
Collected
Dec 6, 2017 10:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
969897
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2017 – Dec 31, 2017
Absence , sample collected Dec 6, 2017 10:10, sampling point DS000 Coliform (TCR)
Collected
Dec 6, 2017 08:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
969898
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2017 – Dec 31, 2017
Absence , sample collected Dec 6, 2017 08:45, sampling point DS000 Coliform (TCR)