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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 361–375 of 7,469 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 361 to 375 of 7,469 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jul 1, 2025 13:05
Sampling point
TC0025 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27130
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2025 – Jul 31, 2025
Absence , sample collected Jul 1, 2025 13:05, sampling point TC0025 Coliform (TCR)
Absence , sample collected Jul 1, 2025 13:05, sampling point TC0025 E. Coli
Collected
Jun 3, 2025 10:15
Sampling point
TC0021 Outside Faucet
Sample type
Routine
Lab sample
BACT-240103-024
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 3, 2025 10:15, sampling point TC0021 Coliform (TCR)
Absence , sample collected Jun 3, 2025 10:15, sampling point TC0021 E. Coli
Collected
Jun 3, 2025 09:53
Sampling point
TC0023 Outside Faucet
Sample type
Routine
Lab sample
BACT-240103-023
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 3, 2025 09:53, sampling point TC0023 Coliform (TCR)
Absence , sample collected Jun 3, 2025 09:53, sampling point TC0023 E. Coli
Collected
Jun 3, 2025 11:59
Sampling point
TC0026 Outside Faucet
Sample type
Routine
Lab sample
BACT-240103-028
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 3, 2025 11:59, sampling point TC0026 Coliform (TCR)
Absence , sample collected Jun 3, 2025 11:59, sampling point TC0026 E. Coli
Collected
Jun 3, 2025 12:27
Sampling point
TC0027 Outside Faucet
Sample type
Routine
Lab sample
BACT-240103-029
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 3, 2025 12:27, sampling point TC0027 Coliform (TCR)
Absence , sample collected Jun 3, 2025 12:27, sampling point TC0027 E. Coli
Collected
Jun 3, 2025 11:36
Sampling point
TC0035 Outside Faucet
Sample type
Routine
Lab sample
BACT-240103-027
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 3, 2025 11:36, sampling point TC0035 Coliform (TCR)
Absence , sample collected Jun 3, 2025 11:36, sampling point TC0035 E. Coli
Collected
Jun 3, 2025 10:54
Sampling point
TC0039 Outside Faucet
Sample type
Routine
Lab sample
BACT-240103-026
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 3, 2025 10:54, sampling point TC0039 Coliform (TCR)
Absence , sample collected Jun 3, 2025 10:54, sampling point TC0039 E. Coli
Collected
Jun 3, 2025 10:32
Sampling point
TC0040 Outside Faucet
Sample type
Routine
Lab sample
BACT-240103-025
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 3, 2025 10:32, sampling point TC0040 Coliform (TCR)
Absence , sample collected Jun 3, 2025 10:32, sampling point TC0040 E. Coli
Collected
Jun 2, 2025 08:13
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-240103-006
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 2, 2025 08:13, sampling point TC0001 Coliform (TCR)
Absence , sample collected Jun 2, 2025 08:13, sampling point TC0001 E. Coli
Collected
Jun 2, 2025 07:47
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-240103-005
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 2, 2025 07:47, sampling point TC0002 Coliform (TCR)
Absence , sample collected Jun 2, 2025 07:47, sampling point TC0002 E. Coli
Collected
Jun 2, 2025 08:30
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-240103-007
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 2, 2025 08:30, sampling point TC0003 Coliform (TCR)
Absence , sample collected Jun 2, 2025 08:30, sampling point TC0003 E. Coli
Collected
Jun 2, 2025 08:51
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
BACT-240103-008
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 2, 2025 08:51, sampling point TC0004 Coliform (TCR)
Absence , sample collected Jun 2, 2025 08:51, sampling point TC0004 E. Coli
Collected
Jun 2, 2025 09:12
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240103-009
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 2, 2025 09:12, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jun 2, 2025 09:12, sampling point TC0005 E. Coli
Collected
Jun 2, 2025 09:30
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-240103-010
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 2, 2025 09:30, sampling point TC0006 Coliform (TCR)
Absence , sample collected Jun 2, 2025 09:30, sampling point TC0006 E. Coli
Collected
Jun 2, 2025 10:07
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-240103-011
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 2, 2025 10:07, sampling point TC0007 Coliform (TCR)
Absence , sample collected Jun 2, 2025 10:07, sampling point TC0007 E. Coli