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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 2,626–2,640 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 2,626 to 2,640 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Feb 13, 2018 12:22
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984558
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 12:22, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2018 07:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984559
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 07:10, sampling point DS000 Coliform (TCR)
Collected
Feb 13, 2018 10:14
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
984560
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2018 – Feb 28, 2018
Absence , sample collected Feb 13, 2018 10:14, sampling point DS000 Coliform (TCR)
Collected
Jan 10, 2018 08:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
975251
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2018 – Jan 31, 2018
Absence , sample collected Jan 10, 2018 08:35, sampling point DS000 Coliform (TCR)
Collected
Jan 10, 2018 09:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
975252
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2018 – Jan 31, 2018
Absence , sample collected Jan 10, 2018 09:45, sampling point DS000 Coliform (TCR)
Collected
Jan 10, 2018 10:13
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
975253
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2018 – Jan 31, 2018
Absence , sample collected Jan 10, 2018 10:13, sampling point DS000 Coliform (TCR)
Collected
Jan 10, 2018 11:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
975254
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2018 – Jan 31, 2018
Absence , sample collected Jan 10, 2018 11:05, sampling point DS000 Coliform (TCR)
Collected
Jan 10, 2018 10:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
975255
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2018 – Jan 31, 2018
Absence , sample collected Jan 10, 2018 10:35, sampling point DS000 Coliform (TCR)
Collected
Jan 10, 2018 08:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
975256
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2018 – Jan 31, 2018
Absence , sample collected Jan 10, 2018 08:55, sampling point DS000 Coliform (TCR)
Collected
Jan 10, 2018 09:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
975257
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2018 – Jan 31, 2018
Absence , sample collected Jan 10, 2018 09:20, sampling point DS000 Coliform (TCR)
Collected
Jan 10, 2018 11:42
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
975258
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2018 – Jan 31, 2018
Absence , sample collected Jan 10, 2018 11:42, sampling point DS000 Coliform (TCR)
Collected
Jan 9, 2018 12:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
974741
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2018 – Jan 31, 2018
Absence , sample collected Jan 9, 2018 12:35, sampling point DS000 Coliform (TCR)
Collected
Jan 9, 2018 13:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
974742
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2018 – Jan 31, 2018
Absence , sample collected Jan 9, 2018 13:40, sampling point DS000 Coliform (TCR)
Collected
Jan 9, 2018 12:59
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
974743
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2018 – Jan 31, 2018
Absence , sample collected Jan 9, 2018 12:59, sampling point DS000 Coliform (TCR)
Collected
Jan 9, 2018 12:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
974759
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2018 – Jan 31, 2018
Absence , sample collected Jan 9, 2018 12:10, sampling point DS000 Coliform (TCR)