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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 9,725 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 7,494 samples on record.

Every sample on record, October 7, 2003 to September 8, 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 1,426–1,440 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 1,426 to 1,440 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Feb 1, 2022 10:55
Sampling point
TC0035 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14035
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2022 – Feb 28, 2022
Absence , sample collected Feb 1, 2022 10:55, sampling point TC0035 Coliform (TCR)
Absence , sample collected Feb 1, 2022 10:55, sampling point TC0035 E. Coli
Collected
Feb 1, 2022 11:35
Sampling point
TC0042 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14037
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2022 – Feb 28, 2022
Absence , sample collected Feb 1, 2022 11:35, sampling point TC0042 Coliform (TCR)
Absence , sample collected Feb 1, 2022 11:35, sampling point TC0042 E. Coli
Collected
Jan 5, 2022 07:50
Sampling point
TC0014 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14133
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2022 – Jan 31, 2022
Absence , sample collected Jan 5, 2022 07:50, sampling point TC0014 Coliform (TCR)
Absence , sample collected Jan 5, 2022 07:50, sampling point TC0014 E. Coli
Collected
Jan 5, 2022 08:34
Sampling point
TC0016 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14113
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2022 – Jan 31, 2022
Absence , sample collected Jan 5, 2022 08:34, sampling point TC0016 Coliform (TCR)
Absence , sample collected Jan 5, 2022 08:34, sampling point TC0016 E. Coli
Collected
Jan 5, 2022 08:56
Sampling point
TC0017 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14114
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2022 – Jan 31, 2022
Absence , sample collected Jan 5, 2022 08:56, sampling point TC0017 Coliform (TCR)
Absence , sample collected Jan 5, 2022 08:56, sampling point TC0017 E. Coli
Collected
Jan 5, 2022 09:27
Sampling point
TC0019 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14015
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2022 – Jan 31, 2022
Absence , sample collected Jan 5, 2022 09:27, sampling point TC0019 Coliform (TCR)
Absence , sample collected Jan 5, 2022 09:27, sampling point TC0019 E. Coli
Collected
Jan 5, 2022 09:50
Sampling point
TC0020 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14016
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2022 – Jan 31, 2022
Absence , sample collected Jan 5, 2022 09:50, sampling point TC0020 Coliform (TCR)
Absence , sample collected Jan 5, 2022 09:50, sampling point TC0020 E. Coli
Collected
Jan 5, 2022 10:15
Sampling point
TC0021 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14017
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2022 – Jan 31, 2022
Absence , sample collected Jan 5, 2022 10:15, sampling point TC0021 Coliform (TCR)
Absence , sample collected Jan 5, 2022 10:15, sampling point TC0021 E. Coli
Collected
Jan 5, 2022 08:12
Sampling point
TC0025 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14134
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2022 – Jan 31, 2022
Absence , sample collected Jan 5, 2022 08:12, sampling point TC0025 Coliform (TCR)
Absence , sample collected Jan 5, 2022 08:12, sampling point TC0025 E. Coli
Collected
Jan 5, 2022 10:50
Sampling point
TC0039 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14018
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2022 – Jan 31, 2022
Absence , sample collected Jan 5, 2022 10:50, sampling point TC0039 Coliform (TCR)
Absence , sample collected Jan 5, 2022 10:50, sampling point TC0039 E. Coli
Collected
Jan 4, 2022 14:00
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14112
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2022 – Jan 31, 2022
Absence , sample collected Jan 4, 2022 14:00, sampling point TC0001 Coliform (TCR)
Absence , sample collected Jan 4, 2022 14:00, sampling point TC0001 E. Coli
Collected
Jan 4, 2022 13:36
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14111
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2022 – Jan 31, 2022
Absence , sample collected Jan 4, 2022 13:36, sampling point TC0002 Coliform (TCR)
Absence , sample collected Jan 4, 2022 13:36, sampling point TC0002 E. Coli
Collected
Jan 4, 2022 13:16
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14110
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2022 – Jan 31, 2022
Absence , sample collected Jan 4, 2022 13:16, sampling point TC0003 Coliform (TCR)
Absence , sample collected Jan 4, 2022 13:16, sampling point TC0003 E. Coli
Collected
Jan 4, 2022 11:33
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14105
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2022 – Jan 31, 2022
Absence , sample collected Jan 4, 2022 11:33, sampling point TC0004 Coliform (TCR)
Absence , sample collected Jan 4, 2022 11:33, sampling point TC0004 E. Coli
Collected
Jan 4, 2022 11:10
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14104
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2022 – Jan 31, 2022
Absence , sample collected Jan 4, 2022 11:10, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jan 4, 2022 11:10, sampling point TC0005 E. Coli