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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 61–75 of 7,469 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 61 to 75 of 7,469 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jun 3, 2026 11:53
Sampling point
TC0040 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27002
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 3, 2026 11:53, sampling point TC0040 Coliform (TCR)
Absence , sample collected Jun 3, 2026 11:53, sampling point TC0040 E. Coli
Collected
Jun 2, 2026 08:23
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35806
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 2, 2026 08:23, sampling point TC0001 Coliform (TCR)
Absence , sample collected Jun 2, 2026 08:23, sampling point TC0001 E. Coli
Collected
Jun 2, 2026 08:06
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35805
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 2, 2026 08:06, sampling point TC0002 Coliform (TCR)
Absence , sample collected Jun 2, 2026 08:06, sampling point TC0002 E. Coli
Collected
Jun 2, 2026 08:47
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35807
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 2, 2026 08:47, sampling point TC0003 Coliform (TCR)
Absence , sample collected Jun 2, 2026 08:47, sampling point TC0003 E. Coli
Collected
Jun 2, 2026 09:09
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35809
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 2, 2026 09:09, sampling point TC0004 Coliform (TCR)
Absence , sample collected Jun 2, 2026 09:09, sampling point TC0004 E. Coli
Collected
Jun 2, 2026 09:36
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35810
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 2, 2026 09:36, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jun 2, 2026 09:36, sampling point TC0005 E. Coli
Collected
Jun 2, 2026 10:00
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35811
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 2, 2026 10:00, sampling point TC0006 Coliform (TCR)
Absence , sample collected Jun 2, 2026 10:00, sampling point TC0006 E. Coli
Collected
Jun 2, 2026 10:25
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35812
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 2, 2026 10:25, sampling point TC0007 Coliform (TCR)
Absence , sample collected Jun 2, 2026 10:25, sampling point TC0007 E. Coli
Collected
Jun 2, 2026 11:13
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35814
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 2, 2026 11:13, sampling point TC0008 Coliform (TCR)
Absence , sample collected Jun 2, 2026 11:13, sampling point TC0008 E. Coli
Collected
Jun 2, 2026 11:42
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35813
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 2, 2026 11:42, sampling point TC0009 Coliform (TCR)
Absence , sample collected Jun 2, 2026 11:42, sampling point TC0009 E. Coli
Collected
Jun 2, 2026 12:08
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35815
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 2, 2026 12:08, sampling point TC0010 Coliform (TCR)
Absence , sample collected Jun 2, 2026 12:08, sampling point TC0010 E. Coli
Collected
Jun 2, 2026 12:26
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35816
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 2, 2026 12:26, sampling point TC0011 Coliform (TCR)
Absence , sample collected Jun 2, 2026 12:26, sampling point TC0011 E. Coli
Collected
Jun 2, 2026 13:03
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35817
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 2, 2026 13:03, sampling point TC0012 Coliform (TCR)
Absence , sample collected Jun 2, 2026 13:03, sampling point TC0012 E. Coli
Collected
Jun 2, 2026 13:28
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35818
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 2, 2026 13:28, sampling point TC0013 Coliform (TCR)
Absence , sample collected Jun 2, 2026 13:28, sampling point TC0013 E. Coli
Collected
Jun 2, 2026 13:56
Sampling point
TC0014 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35819
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 2, 2026 13:56, sampling point TC0014 Coliform (TCR)
Absence , sample collected Jun 2, 2026 13:56, sampling point TC0014 E. Coli