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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 1,171–1,185 of 7,494 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Columbus Light & Water, 1,171 to 1,185 of 7,494 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Dec 6, 2022 12:04
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24777
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2022 – Dec 31, 2022
Absence , sample collected Dec 6, 2022 12:04, sampling point TC0009 Coliform (TCR)
Absence , sample collected Dec 6, 2022 12:04, sampling point TC0009 E. Coli
Collected
Dec 6, 2022 11:48
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24789
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2022 – Dec 31, 2022
Absence , sample collected Dec 6, 2022 11:48, sampling point TC0010 Coliform (TCR)
Absence , sample collected Dec 6, 2022 11:48, sampling point TC0010 E. Coli
Collected
Dec 6, 2022 11:32
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24749
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2022 – Dec 31, 2022
Absence , sample collected Dec 6, 2022 11:32, sampling point TC0011 Coliform (TCR)
Absence , sample collected Dec 6, 2022 11:32, sampling point TC0011 E. Coli
Collected
Dec 6, 2022 11:16
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24748
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2022 – Dec 31, 2022
Absence , sample collected Dec 6, 2022 11:16, sampling point TC0012 Coliform (TCR)
Absence , sample collected Dec 6, 2022 11:16, sampling point TC0012 E. Coli
Collected
Dec 6, 2022 11:02
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24747
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2022 – Dec 31, 2022
Absence , sample collected Dec 6, 2022 11:02, sampling point TC0013 Coliform (TCR)
Absence , sample collected Dec 6, 2022 11:02, sampling point TC0013 E. Coli
Collected
Dec 6, 2022 14:30
Sampling point
TC0027 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-13893
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2022 – Dec 31, 2022
Absence , sample collected Dec 6, 2022 14:30, sampling point TC0027 Coliform (TCR)
Absence , sample collected Dec 6, 2022 14:30, sampling point TC0027 E. Coli
Collected
Dec 6, 2022 13:48
Sampling point
TC0035 Outside Faucet
Sample type
Routine
Lab sample
BACT-210505-14204
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2022 – Dec 31, 2022
Absence , sample collected Dec 6, 2022 13:48, sampling point TC0035 Coliform (TCR)
Absence , sample collected Dec 6, 2022 13:48, sampling point TC0035 E. Coli
Collected
Nov 2, 2022 07:50
Sampling point
TC0014 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24780
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2022 – Nov 30, 2022
Absence , sample collected Nov 2, 2022 07:50, sampling point TC0014 Coliform (TCR)
Absence , sample collected Nov 2, 2022 07:50, sampling point TC0014 E. Coli
Collected
Nov 2, 2022 08:31
Sampling point
TC0016 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24782
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2022 – Nov 30, 2022
Absence , sample collected Nov 2, 2022 08:31, sampling point TC0016 Coliform (TCR)
Absence , sample collected Nov 2, 2022 08:31, sampling point TC0016 E. Coli
Collected
Nov 2, 2022 08:53
Sampling point
TC0017 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24783
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2022 – Nov 30, 2022
Absence , sample collected Nov 2, 2022 08:53, sampling point TC0017 Coliform (TCR)
Absence , sample collected Nov 2, 2022 08:53, sampling point TC0017 E. Coli
Collected
Nov 2, 2022 09:13
Sampling point
TC0019 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24784
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2022 – Nov 30, 2022
Absence , sample collected Nov 2, 2022 09:13, sampling point TC0019 Coliform (TCR)
Absence , sample collected Nov 2, 2022 09:13, sampling point TC0019 E. Coli
Collected
Nov 2, 2022 09:34
Sampling point
TC0021 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24785
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2022 – Nov 30, 2022
Absence , sample collected Nov 2, 2022 09:34, sampling point TC0021 Coliform (TCR)
Absence , sample collected Nov 2, 2022 09:34, sampling point TC0021 E. Coli
Collected
Nov 2, 2022 09:59
Sampling point
TC0023 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24786
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2022 – Nov 30, 2022
Absence , sample collected Nov 2, 2022 09:59, sampling point TC0023 Coliform (TCR)
Absence , sample collected Nov 2, 2022 09:59, sampling point TC0023 E. Coli
Collected
Nov 2, 2022 08:10
Sampling point
TC0025 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24781
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2022 – Nov 30, 2022
Absence , sample collected Nov 2, 2022 08:10, sampling point TC0025 Coliform (TCR)
Absence , sample collected Nov 2, 2022 08:10, sampling point TC0025 E. Coli
Collected
Nov 2, 2022 10:40
Sampling point
TC0039 Outside Faucet
Sample type
Routine
Lab sample
BACT-220929-24787
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2022 – Nov 30, 2022
Absence , sample collected Nov 2, 2022 10:40, sampling point TC0039 Coliform (TCR)
Absence , sample collected Nov 2, 2022 10:40, sampling point TC0039 E. Coli