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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 2,881–2,895 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 2,881 to 2,895 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, 2017 09:42
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
922049
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2017 – Apr 30, 2017
Absence , sample collected Apr 4, 2017 09:42, sampling point DS000 Coliform (TCR)
Collected
Mar 21, 2017 08:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
918607
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2017 – Mar 31, 2017
Absence , sample collected Mar 21, 2017 08:15, sampling point DS000 Coliform (TCR)
Collected
Mar 21, 2017 10:30
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
918610
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2017 – Mar 31, 2017
Absence , sample collected Mar 21, 2017 10:30, sampling point DS000 Coliform (TCR)
Collected
Mar 21, 2017 08:43
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
918611
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2017 – Mar 31, 2017
Absence , sample collected Mar 21, 2017 08:43, sampling point DS000 Coliform (TCR)
Collected
Mar 21, 2017 11:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
918617
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2017 – Mar 31, 2017
Absence , sample collected Mar 21, 2017 11:00, sampling point DS000 Coliform (TCR)
Collected
Mar 21, 2017 10:00
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
918618
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2017 – Mar 31, 2017
Absence , sample collected Mar 21, 2017 10:00, sampling point DS000 Coliform (TCR)
Collected
Mar 21, 2017 09:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
918625
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2017 – Mar 31, 2017
Absence , sample collected Mar 21, 2017 09:15, sampling point DS000 Coliform (TCR)
Collected
Mar 8, 2017 10:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
917158
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2017 – Mar 31, 2017
Absence , sample collected Mar 8, 2017 10:15, sampling point DS000 Coliform (TCR)
Collected
Mar 8, 2017 11:40
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
917161
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2017 – Mar 31, 2017
Absence , sample collected Mar 8, 2017 11:40, sampling point DS000 Coliform (TCR)
Collected
Mar 8, 2017 09:35
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
917232
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2017 – Mar 31, 2017
Absence , sample collected Mar 8, 2017 09:35, sampling point DS000 Coliform (TCR)
Collected
Mar 8, 2017 10:55
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
917244
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2017 – Mar 31, 2017
Absence , sample collected Mar 8, 2017 10:55, sampling point DS000 Coliform (TCR)
Collected
Mar 8, 2017 08:56
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
917245
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2017 – Mar 31, 2017
Absence , sample collected Mar 8, 2017 08:56, sampling point DS000 Coliform (TCR)
Collected
Mar 8, 2017 08:32
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
917252
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2017 – Mar 31, 2017
Absence , sample collected Mar 8, 2017 08:32, sampling point DS000 Coliform (TCR)
Collected
Mar 8, 2017 08:18
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
917253
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2017 – Mar 31, 2017
Absence , sample collected Mar 8, 2017 08:18, sampling point DS000 Coliform (TCR)
Collected
Mar 8, 2017 07:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
917254
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2017 – Mar 31, 2017
Absence , sample collected Mar 8, 2017 07:15, sampling point DS000 Coliform (TCR)