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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 271–285 of 7,469 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 271 to 285 of 7,469 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Oct 8, 2025 12:26
Sampling point
TC0015 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27033
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 12:26, sampling point TC0015 Coliform (TCR)
Absence , sample collected Oct 8, 2025 12:26, sampling point TC0015 E. Coli
Collected
Oct 8, 2025 12:40
Sampling point
TC0016 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27034
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 12:40, sampling point TC0016 Coliform (TCR)
Absence , sample collected Oct 8, 2025 12:40, sampling point TC0016 E. Coli
Collected
Oct 8, 2025 12:58
Sampling point
TC0017 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27035
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 12:58, sampling point TC0017 Coliform (TCR)
Absence , sample collected Oct 8, 2025 12:58, sampling point TC0017 E. Coli
Collected
Oct 8, 2025 13:16
Sampling point
TC0018 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27108
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 13:16, sampling point TC0018 Coliform (TCR)
Absence , sample collected Oct 8, 2025 13:16, sampling point TC0018 E. Coli
Collected
Oct 8, 2025 13:49
Sampling point
TC0019 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27036
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 13:49, sampling point TC0019 Coliform (TCR)
Absence , sample collected Oct 8, 2025 13:49, sampling point TC0019 E. Coli
Collected
Oct 8, 2025 14:13
Sampling point
TC0020 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27037
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 14:13, sampling point TC0020 Coliform (TCR)
Absence , sample collected Oct 8, 2025 14:13, sampling point TC0020 E. Coli
Collected
Oct 8, 2025 14:54
Sampling point
TC0021 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27110
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 14:54, sampling point TC0021 Coliform (TCR)
Absence , sample collected Oct 8, 2025 14:54, sampling point TC0021 E. Coli
Collected
Oct 8, 2025 14:36
Sampling point
TC0023 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27109
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 14:36, sampling point TC0023 Coliform (TCR)
Absence , sample collected Oct 8, 2025 14:36, sampling point TC0023 E. Coli
Collected
Oct 8, 2025 12:06
Sampling point
TC0025 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27032
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 12:06, sampling point TC0025 Coliform (TCR)
Absence , sample collected Oct 8, 2025 12:06, sampling point TC0025 E. Coli
Collected
Oct 8, 2025 15:11
Sampling point
TC0040 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27111
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 8, 2025 15:11, sampling point TC0040 Coliform (TCR)
Absence , sample collected Oct 8, 2025 15:11, sampling point TC0040 E. Coli
Collected
Sep 8, 2025 13:43
Sampling point
TC0026 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27097
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 8, 2025 13:43, sampling point TC0026 Coliform (TCR)
Absence , sample collected Sep 8, 2025 13:43, sampling point TC0026 E. Coli
Collected
Sep 3, 2025 09:43
Sampling point
TC0014 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27085
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 3, 2025 09:43, sampling point TC0014 Coliform (TCR)
Absence , sample collected Sep 3, 2025 09:43, sampling point TC0014 E. Coli
Collected
Sep 3, 2025 10:41
Sampling point
TC0015 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27087
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 3, 2025 10:41, sampling point TC0015 Coliform (TCR)
Absence , sample collected Sep 3, 2025 10:41, sampling point TC0015 E. Coli
Collected
Sep 3, 2025 11:05
Sampling point
TC0016 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27088
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 3, 2025 11:05, sampling point TC0016 Coliform (TCR)
Absence , sample collected Sep 3, 2025 11:05, sampling point TC0016 E. Coli
Collected
Sep 3, 2025 11:24
Sampling point
TC0017 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27089
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 3, 2025 11:24, sampling point TC0017 Coliform (TCR)
Absence , sample collected Sep 3, 2025 11:24, sampling point TC0017 E. Coli