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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 9,675 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 7,469 samples on record.

Every sample on record, October 7, 2003 to August 11, 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 256–270 of 7,469 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 256 to 270 of 7,469 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Oct 13, 2025 13:32
Sampling point
TC0035 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27112
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 13, 2025 13:32, sampling point TC0035 Coliform (TCR)
Absence , sample collected Oct 13, 2025 13:32, sampling point TC0035 E. Coli
Collected
Oct 8, 2025 08:04
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27099
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 08:04, sampling point TC0001 Coliform (TCR)
Absence , sample collected Oct 8, 2025 08:04, sampling point TC0001 E. Coli
Collected
Oct 8, 2025 07:43
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27098
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 07:43, sampling point TC0002 Coliform (TCR)
Absence , sample collected Oct 8, 2025 07:43, sampling point TC0002 E. Coli
Collected
Oct 8, 2025 08:20
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27100
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 08:20, sampling point TC0003 Coliform (TCR)
Absence , sample collected Oct 8, 2025 08:20, sampling point TC0003 E. Coli
Collected
Oct 8, 2025 08:38
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27101
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 08:38, sampling point TC0004 Coliform (TCR)
Absence , sample collected Oct 8, 2025 08:38, sampling point TC0004 E. Coli
Collected
Oct 8, 2025 08:56
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27102
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 08:56, sampling point TC0005 Coliform (TCR)
Absence , sample collected Oct 8, 2025 08:56, sampling point TC0005 E. Coli
Collected
Oct 8, 2025 09:12
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27103
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 09:12, sampling point TC0006 Coliform (TCR)
Absence , sample collected Oct 8, 2025 09:12, sampling point TC0006 E. Coli
Collected
Oct 8, 2025 09:32
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27104
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 09:32, sampling point TC0007 Coliform (TCR)
Absence , sample collected Oct 8, 2025 09:32, sampling point TC0007 E. Coli
Collected
Oct 8, 2025 09:51
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27105
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 09:51, sampling point TC0008 Coliform (TCR)
Absence , sample collected Oct 8, 2025 09:51, sampling point TC0008 E. Coli
Collected
Oct 8, 2025 10:06
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27106
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 10:06, sampling point TC0009 Coliform (TCR)
Absence , sample collected Oct 8, 2025 10:06, sampling point TC0009 E. Coli
Collected
Oct 8, 2025 10:24
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27107
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 10:24, sampling point TC0010 Coliform (TCR)
Absence , sample collected Oct 8, 2025 10:24, sampling point TC0010 E. Coli
Collected
Oct 8, 2025 10:42
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27028
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 10:42, sampling point TC0011 Coliform (TCR)
Absence , sample collected Oct 8, 2025 10:42, sampling point TC0011 E. Coli
Collected
Oct 8, 2025 11:05
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27029
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 11:05, sampling point TC0012 Coliform (TCR)
Absence , sample collected Oct 8, 2025 11:05, sampling point TC0012 E. Coli
Collected
Oct 8, 2025 11:18
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27030
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 11:18, sampling point TC0013 Coliform (TCR)
Absence , sample collected Oct 8, 2025 11:18, sampling point TC0013 E. Coli
Collected
Oct 8, 2025 11:49
Sampling point
TC0014 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27031
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 11:49, sampling point TC0014 Coliform (TCR)
Absence , sample collected Oct 8, 2025 11:49, sampling point TC0014 E. Coli