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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

MS0170022 , City of Horn Lake

14 of 4,989 results on record were positive for coliform or another organism the agency tests for. The most recent was September 16, 2025.

They fall across 13 of the 3,688 samples on record.

Every sample on record, October 7, 2003 to August 10, 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 496–510 of 3,688 samples on record, newest first.

Routine (8), TG (4) and Repeat (3). The agency publishes no name for the code TG, so none is shown — this page does not invent labels the agency has not published.

Coliform and microbial sample results for City of Horn Lake, 496 to 510 of 3,688 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Dec 5, 2023 08:17
Sampling point
TC0030 No Description
Sample type
Routine
Lab sample
BACT-221212-43035
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 5, 2023 08:17, sampling point TC0030 Coliform (TCR)
Absence , sample collected Dec 5, 2023 08:17, sampling point TC0030 E. Coli
Collected
Dec 4, 2023 10:15
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-42928
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 4, 2023 10:15, sampling point TC0001 Coliform (TCR)
Absence , sample collected Dec 4, 2023 10:15, sampling point TC0001 E. Coli
Collected
Dec 4, 2023 10:26
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-42926
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 4, 2023 10:26, sampling point TC0002 Coliform (TCR)
Absence , sample collected Dec 4, 2023 10:26, sampling point TC0002 E. Coli
Collected
Dec 4, 2023 10:43
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-42924
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 4, 2023 10:43, sampling point TC0003 Coliform (TCR)
Absence , sample collected Dec 4, 2023 10:43, sampling point TC0003 E. Coli
Collected
Dec 4, 2023 10:59
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-42929
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 4, 2023 10:59, sampling point TC0004 Coliform (TCR)
Absence , sample collected Dec 4, 2023 10:59, sampling point TC0004 E. Coli
Collected
Dec 4, 2023 10:35
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-42925
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 4, 2023 10:35, sampling point TC0005 Coliform (TCR)
Absence , sample collected Dec 4, 2023 10:35, sampling point TC0005 E. Coli
Collected
Dec 4, 2023 10:50
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-42927
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2023 – Dec 31, 2023
Absence , sample collected Dec 4, 2023 10:50, sampling point TC0007 Coliform (TCR)
Absence , sample collected Dec 4, 2023 10:50, sampling point TC0007 E. Coli
Collected
Nov 13, 2023 11:48
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
BACT-221212-42921
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2023 – Nov 30, 2023
Absence , sample collected Nov 13, 2023 11:48, sampling point DS000 Coliform (TCR)
Absence , sample collected Nov 13, 2023 11:48, sampling point DS000 E. Coli
Collected
Nov 13, 2023 11:58
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
BACT-221212-42923
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2023 – Nov 30, 2023
Absence , sample collected Nov 13, 2023 11:58, sampling point DS000 Coliform (TCR)
Absence , sample collected Nov 13, 2023 11:58, sampling point DS000 E. Coli
Collected
Nov 13, 2023 13:06
Sampling point
DS000 Distribution
Sample type
TG
Lab sample
BACT-221212-43026
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2023 – Nov 30, 2023
Absence , sample collected Nov 13, 2023 13:06, sampling point DS000 Coliform (TCR)
Absence , sample collected Nov 13, 2023 13:06, sampling point DS000 E. Coli
Collected
Nov 13, 2023 12:17
Sampling point
DS000 Distribution
Sample type
TG
Lab sample
BACT-221212-43027
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2023 – Nov 30, 2023
Absence , sample collected Nov 13, 2023 12:17, sampling point DS000 Coliform (TCR)
Absence , sample collected Nov 13, 2023 12:17, sampling point DS000 E. Coli
Collected
Nov 13, 2023 12:31
Sampling point
DS000 Distribution
Sample type
TG
Lab sample
BACT-221212-43028
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2023 – Nov 30, 2023
Absence , sample collected Nov 13, 2023 12:31, sampling point DS000 Coliform (TCR)
Absence , sample collected Nov 13, 2023 12:31, sampling point DS000 E. Coli
Collected
Nov 13, 2023 12:43
Sampling point
DS000 Distribution
Sample type
TG
Lab sample
BACT-221212-43029
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2023 – Nov 30, 2023
Absence , sample collected Nov 13, 2023 12:43, sampling point DS000 Coliform (TCR)
Absence , sample collected Nov 13, 2023 12:43, sampling point DS000 E. Coli
Collected
Nov 13, 2023 11:27
Sampling point
TC0025 Outside Faucet
Sample type
Repeat
Lab sample
BACT-221212-42922
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2023 – Nov 30, 2023
Absence , sample collected Nov 13, 2023 11:27, sampling point TC0025 Coliform (TCR)
Absence , sample collected Nov 13, 2023 11:27, sampling point TC0025 E. Coli
Collected
Nov 7, 2023 08:14
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-221212-43020
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2023 – Nov 30, 2023
Absence , sample collected Nov 7, 2023 08:14, sampling point TC0002 Coliform (TCR)
Absence , sample collected Nov 7, 2023 08:14, sampling point TC0002 E. Coli