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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 4,396–4,410 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 4,396 to 4,410 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Apr 4, 2012 10:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
513230
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2012 – Apr 30, 2012
Absence , sample collected Apr 4, 2012 10:30, sampling point DS000 Coliform (TCR)
Collected
Apr 4, 2012 10:04
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
513233
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2012 – Apr 30, 2012
Absence , sample collected Apr 4, 2012 10:04, sampling point DS000 Coliform (TCR)
Collected
Apr 4, 2012 10:53
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
513234
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2012 – Apr 30, 2012
Absence , sample collected Apr 4, 2012 10:53, sampling point DS000 Coliform (TCR)
Collected
Apr 4, 2012 11:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
513245
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2012 – Apr 30, 2012
Absence , sample collected Apr 4, 2012 11:25, sampling point DS000 Coliform (TCR)
Collected
Apr 3, 2012 12:21
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
512224
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2012 – Apr 30, 2012
Absence , sample collected Apr 3, 2012 12:21, sampling point DS000 Coliform (TCR)
Collected
Apr 3, 2012 12:42
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
512225
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2012 – Apr 30, 2012
Absence , sample collected Apr 3, 2012 12:42, sampling point DS000 Coliform (TCR)
Collected
Apr 3, 2012 14:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
512236
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2012 – Apr 30, 2012
Absence , sample collected Apr 3, 2012 14:00, sampling point DS000 Coliform (TCR)
Collected
Apr 3, 2012 12:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
512237
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2012 – Apr 30, 2012
Absence , sample collected Apr 3, 2012 12:55, sampling point DS000 Coliform (TCR)
Collected
Apr 3, 2012 14:16
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
512238
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2012 – Apr 30, 2012
Absence , sample collected Apr 3, 2012 14:16, sampling point DS000 Coliform (TCR)
Collected
Apr 3, 2012 13:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
512239
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2012 – Apr 30, 2012
Absence , sample collected Apr 3, 2012 13:15, sampling point DS000 Coliform (TCR)
Collected
Apr 3, 2012 13:44
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
512240
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2012 – Apr 30, 2012
Absence , sample collected Apr 3, 2012 13:44, sampling point DS000 Coliform (TCR)
Collected
Apr 3, 2012 11:45
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
512265
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2012 – Apr 30, 2012
Absence , sample collected Apr 3, 2012 11:45, sampling point DS000 Coliform (TCR)
Collected
Apr 3, 2012 08:53
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
512267
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2012 – Apr 30, 2012
Absence , sample collected Apr 3, 2012 08:53, sampling point DS000 Coliform (TCR)
Collected
Apr 3, 2012 08:37
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
512278
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2012 – Apr 30, 2012
Absence , sample collected Apr 3, 2012 08:37, sampling point DS000 Coliform (TCR)
Collected
Apr 3, 2012 12:05
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
512279
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2012 – Apr 30, 2012
Absence , sample collected Apr 3, 2012 12:05, sampling point DS000 Coliform (TCR)