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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 7,096–7,110 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 7,096 to 7,110 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Nov 3, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041104132524-00168
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2004 – Nov 30, 2004
Absence , sample collected Nov 3, 2004, sampling point DS000 Coliform (TCR)
Collected
Nov 3, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041104132524-00169
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2004 – Nov 30, 2004
Absence , sample collected Nov 3, 2004, sampling point DS000 Coliform (TCR)
Collected
Nov 3, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041104132524-00170
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2004 – Nov 30, 2004
Absence , sample collected Nov 3, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 18, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041020125811-00180
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 18, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 18, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041020125811-00181
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 18, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 18, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041020125811-00182
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 18, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 18, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041020125811-00183
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 18, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 18, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041020125811-00184
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 18, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041014133433-00186
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 12, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041014133433-00187
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 12, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041014133433-00188
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 12, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041014133433-00189
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 12, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041014133433-00190
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 12, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041014133433-00191
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 12, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 12, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041014133433-00192
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 12, 2004, sampling point DS000 Coliform (TCR)