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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 6,796–6,810 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 6,796 to 6,810 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Sep 7, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050909194513-00211
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2005 – Sep 30, 2005
Absence , sample collected Sep 7, 2005, sampling point DS000 Coliform (TCR)
Collected
Sep 7, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050909194513-00212
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2005 – Sep 30, 2005
Absence , sample collected Sep 7, 2005, sampling point DS000 Coliform (TCR)
Collected
Sep 7, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050909194513-00213
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2005 – Sep 30, 2005
Absence , sample collected Sep 7, 2005, sampling point DS000 Coliform (TCR)
Collected
Sep 7, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050909194513-00214
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2005 – Sep 30, 2005
Absence , sample collected Sep 7, 2005, sampling point DS000 Coliform (TCR)
Collected
Aug 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050812105841-00171
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2005 – Aug 31, 2005
Absence , sample collected Aug 10, 2005, sampling point DS000 Coliform (TCR)
Collected
Aug 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050812105841-00172
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2005 – Aug 31, 2005
Absence , sample collected Aug 10, 2005, sampling point DS000 Coliform (TCR)
Collected
Aug 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050812105841-00173
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2005 – Aug 31, 2005
Absence , sample collected Aug 10, 2005, sampling point DS000 Coliform (TCR)
Collected
Aug 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050812105841-00175
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2005 – Aug 31, 2005
Absence , sample collected Aug 10, 2005, sampling point DS000 Coliform (TCR)
Collected
Aug 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050812105841-00176
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2005 – Aug 31, 2005
Absence , sample collected Aug 10, 2005, sampling point DS000 Coliform (TCR)
Collected
Aug 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050812105841-00270
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2005 – Aug 31, 2005
Absence , sample collected Aug 10, 2005, sampling point DS000 Coliform (TCR)
Collected
Aug 10, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050812105841-00271
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2005 – Aug 31, 2005
Absence , sample collected Aug 10, 2005, sampling point DS000 Coliform (TCR)
Collected
Aug 9, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050811134039-00721
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2005 – Aug 31, 2005
Absence , sample collected Aug 9, 2005, sampling point DS000 Coliform (TCR)
Collected
Aug 9, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050811134039-00722
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2005 – Aug 31, 2005
Absence , sample collected Aug 9, 2005, sampling point DS000 Coliform (TCR)
Collected
Aug 9, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050811134039-00723
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2005 – Aug 31, 2005
Absence , sample collected Aug 9, 2005, sampling point DS000 Coliform (TCR)
Collected
Aug 9, 2005
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
050811134039-00724
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2005 – Aug 31, 2005
Absence , sample collected Aug 9, 2005, sampling point DS000 Coliform (TCR)