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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 6,706–6,720 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 6,706 to 6,720 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Dec 6, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051208150234-00349
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2005 – Dec 31, 2005
Absence , sample collected Dec 6, 2005, sampling point DS000 Coliform (TCR)
Collected
Dec 6, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051209134602-00153
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2005 – Dec 31, 2005
Absence , sample collected Dec 6, 2005, sampling point DS000 Coliform (TCR)
Collected
Dec 6, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051209134602-00154
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2005 – Dec 31, 2005
Absence , sample collected Dec 6, 2005, sampling point DS000 Coliform (TCR)
Collected
Nov 21, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051128133410-00028
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2005 – Nov 30, 2005
Absence , sample collected Nov 21, 2005, sampling point DS000 Coliform (TCR)
Collected
Nov 9, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051114134511-00423
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2005 – Nov 30, 2005
Absence , sample collected Nov 9, 2005, sampling point DS000 Coliform (TCR)
Collected
Nov 9, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051114134511-00424
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2005 – Nov 30, 2005
Absence , sample collected Nov 9, 2005, sampling point DS000 Coliform (TCR)
Collected
Nov 9, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051114134511-00425
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2005 – Nov 30, 2005
Absence , sample collected Nov 9, 2005, sampling point DS000 Coliform (TCR)
Collected
Nov 9, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051114134511-00426
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2005 – Nov 30, 2005
Absence , sample collected Nov 9, 2005, sampling point DS000 Coliform (TCR)
Collected
Nov 8, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051110141615-00173
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2005 – Nov 30, 2005
Absence , sample collected Nov 8, 2005, sampling point DS000 Coliform (TCR)
Collected
Nov 8, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051110141615-00174
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2005 – Nov 30, 2005
Absence , sample collected Nov 8, 2005, sampling point DS000 Coliform (TCR)
Collected
Nov 8, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051110141615-00175
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2005 – Nov 30, 2005
Absence , sample collected Nov 8, 2005, sampling point DS000 Coliform (TCR)
Collected
Nov 8, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051110141615-00176
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2005 – Nov 30, 2005
Absence , sample collected Nov 8, 2005, sampling point DS000 Coliform (TCR)
Collected
Nov 8, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051110141615-00177
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2005 – Nov 30, 2005
Absence , sample collected Nov 8, 2005, sampling point DS000 Coliform (TCR)
Collected
Nov 8, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051110141615-00178
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2005 – Nov 30, 2005
Absence , sample collected Nov 8, 2005, sampling point DS000 Coliform (TCR)
Collected
Nov 8, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
051110141615-00179
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2005 – Nov 30, 2005
Absence , sample collected Nov 8, 2005, sampling point DS000 Coliform (TCR)