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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 7,126–7,140 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 7,126 to 7,140 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Oct 5, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041007140039-00395
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 5, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041007140039-00396
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 5, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041007140039-00397
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 5, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041007140039-00398
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 5, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
041007140039-00399
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Absence , sample collected Oct 5, 2004, sampling point DS000 Coliform (TCR)
Collected
Oct 5, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
1004-052525-RT
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2004 – Oct 31, 2004
Presence , sample collected Oct 5, 2004, sampling point DS000 Coliform (TCR)
Absence , sample collected Oct 5, 2004, sampling point DS000 E. Coli
Collected
Sep 21, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040928134142-00373
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2004 – Sep 30, 2004
Absence , sample collected Sep 21, 2004, sampling point DS000 Coliform (TCR)
Collected
Sep 21, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040928134142-00374
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2004 – Sep 30, 2004
Absence , sample collected Sep 21, 2004, sampling point DS000 Coliform (TCR)
Collected
Sep 21, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040928134142-00375
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2004 – Sep 30, 2004
Absence , sample collected Sep 21, 2004, sampling point DS000 Coliform (TCR)
Collected
Sep 21, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040928134142-00376
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2004 – Sep 30, 2004
Absence , sample collected Sep 21, 2004, sampling point DS000 Coliform (TCR)
Collected
Sep 21, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040928134142-00377
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2004 – Sep 30, 2004
Absence , sample collected Sep 21, 2004, sampling point DS000 Coliform (TCR)
Collected
Sep 21, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040928134142-00378
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2004 – Sep 30, 2004
Absence , sample collected Sep 21, 2004, sampling point DS000 Coliform (TCR)
Collected
Sep 21, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040928134142-00379
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2004 – Sep 30, 2004
Absence , sample collected Sep 21, 2004, sampling point DS000 Coliform (TCR)
Collected
Sep 21, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040928134142-00380
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2004 – Sep 30, 2004
Absence , sample collected Sep 21, 2004, sampling point DS000 Coliform (TCR)
Collected
Sep 14, 2004
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
040916124202-00095
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2004 – Sep 30, 2004
Absence , sample collected Sep 14, 2004, sampling point DS000 Coliform (TCR)