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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 196–210 of 7,469 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 196 to 210 of 7,469 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jan 5, 2026 14:20
Sampling point
TC0016 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35838
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2026 – Jan 31, 2026
Absence , sample collected Jan 5, 2026 14:20, sampling point TC0016 Coliform (TCR)
Absence , sample collected Jan 5, 2026 14:20, sampling point TC0016 E. Coli
Collected
Jan 5, 2026 14:42
Sampling point
TC0017 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35839
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2026 – Jan 31, 2026
Absence , sample collected Jan 5, 2026 14:42, sampling point TC0017 Coliform (TCR)
Absence , sample collected Jan 5, 2026 14:42, sampling point TC0017 E. Coli
Collected
Jan 5, 2026 15:00
Sampling point
TC0018 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35840
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2026 – Jan 31, 2026
Absence , sample collected Jan 5, 2026 15:00, sampling point TC0018 Coliform (TCR)
Absence , sample collected Jan 5, 2026 15:00, sampling point TC0018 E. Coli
Collected
Jan 5, 2026 15:19
Sampling point
TC0019 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35841
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2026 – Jan 31, 2026
Absence , sample collected Jan 5, 2026 15:19, sampling point TC0019 Coliform (TCR)
Absence , sample collected Jan 5, 2026 15:19, sampling point TC0019 E. Coli
Collected
Jan 5, 2026 15:38
Sampling point
TC0021 Outside Faucet
Sample type
Routine
Lab sample
BACT-240812-35842
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2026 – Jan 31, 2026
Absence , sample collected Jan 5, 2026 15:38, sampling point TC0021 Coliform (TCR)
Absence , sample collected Jan 5, 2026 15:38, sampling point TC0021 E. Coli
Collected
Dec 9, 2025 07:57
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27066
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 9, 2025 07:57, sampling point TC0013 Coliform (TCR)
Absence , sample collected Dec 9, 2025 07:57, sampling point TC0013 E. Coli
Collected
Dec 9, 2025 08:19
Sampling point
TC0014 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27067
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 9, 2025 08:19, sampling point TC0014 Coliform (TCR)
Absence , sample collected Dec 9, 2025 08:19, sampling point TC0014 E. Coli
Collected
Dec 9, 2025 08:51
Sampling point
TC0015 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27068
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 9, 2025 08:51, sampling point TC0015 Coliform (TCR)
Absence , sample collected Dec 9, 2025 08:51, sampling point TC0015 E. Coli
Collected
Dec 9, 2025 09:14
Sampling point
TC0016 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27069
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 9, 2025 09:14, sampling point TC0016 Coliform (TCR)
Absence , sample collected Dec 9, 2025 09:14, sampling point TC0016 E. Coli
Collected
Dec 9, 2025 09:39
Sampling point
TC0017 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27070
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 9, 2025 09:39, sampling point TC0017 Coliform (TCR)
Absence , sample collected Dec 9, 2025 09:39, sampling point TC0017 E. Coli
Collected
Dec 9, 2025 10:11
Sampling point
TC0018 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27071
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 9, 2025 10:11, sampling point TC0018 Coliform (TCR)
Absence , sample collected Dec 9, 2025 10:11, sampling point TC0018 E. Coli
Collected
Dec 9, 2025 10:36
Sampling point
TC0019 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27072
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 9, 2025 10:36, sampling point TC0019 Coliform (TCR)
Absence , sample collected Dec 9, 2025 10:36, sampling point TC0019 E. Coli
Collected
Dec 9, 2025 11:00
Sampling point
TC0020 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27073
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 9, 2025 11:00, sampling point TC0020 Coliform (TCR)
Absence , sample collected Dec 9, 2025 11:00, sampling point TC0020 E. Coli
Collected
Dec 9, 2025 11:57
Sampling point
TC0021 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27075
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 9, 2025 11:57, sampling point TC0021 Coliform (TCR)
Absence , sample collected Dec 9, 2025 11:57, sampling point TC0021 E. Coli
Collected
Dec 9, 2025 11:32
Sampling point
TC0023 Outside Faucet
Sample type
Routine
Lab sample
BACT-250519-27074
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 9, 2025 11:32, sampling point TC0023 Coliform (TCR)
Absence , sample collected Dec 9, 2025 11:32, sampling point TC0023 E. Coli