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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 1,666–1,680 of 3,688 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for City of Horn Lake, 1,666 to 1,680 of 3,688 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
May 17, 2017 14:28
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
931506
Laboratory
MSDH Lab
Monitoring period
May 1, 2017 – May 31, 2017
Absence , sample collected May 17, 2017 14:28, sampling point DS000 Coliform (TCR)
Collected
May 17, 2017 14:23
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
931507
Laboratory
MSDH Lab
Monitoring period
May 1, 2017 – May 31, 2017
Absence , sample collected May 17, 2017 14:23, sampling point DS000 Coliform (TCR)
Collected
May 17, 2017 14:03
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
931509
Laboratory
MSDH Lab
Monitoring period
May 1, 2017 – May 31, 2017
Absence , sample collected May 17, 2017 14:03, sampling point DS000 Coliform (TCR)
Collected
May 16, 2017 13:16
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
931214
Laboratory
MSDH Lab
Monitoring period
May 1, 2017 – May 31, 2017
Absence , sample collected May 16, 2017 13:16, sampling point DS000 Coliform (TCR)
Collected
May 16, 2017 10:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
931215
Laboratory
MSDH Lab
Monitoring period
May 1, 2017 – May 31, 2017
Absence , sample collected May 16, 2017 10:10, sampling point DS000 Coliform (TCR)
Collected
May 16, 2017 09:53
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
931216
Laboratory
MSDH Lab
Monitoring period
May 1, 2017 – May 31, 2017
Absence , sample collected May 16, 2017 09:53, sampling point DS000 Coliform (TCR)
Collected
May 16, 2017 12:58
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
931217
Laboratory
MSDH Lab
Monitoring period
May 1, 2017 – May 31, 2017
Absence , sample collected May 16, 2017 12:58, sampling point DS000 Coliform (TCR)
Collected
May 16, 2017 10:20
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
931218
Laboratory
MSDH Lab
Monitoring period
May 1, 2017 – May 31, 2017
Absence , sample collected May 16, 2017 10:20, sampling point DS000 Coliform (TCR)
Collected
May 16, 2017 10:02
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
931219
Laboratory
MSDH Lab
Monitoring period
May 1, 2017 – May 31, 2017
Absence , sample collected May 16, 2017 10:02, sampling point DS000 Coliform (TCR)
Collected
Apr 18, 2017 11:21
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
924308
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2017 – Apr 30, 2017
Absence , sample collected Apr 18, 2017 11:21, sampling point DS000 Coliform (TCR)
Collected
Apr 18, 2017 11:11
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
924309
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2017 – Apr 30, 2017
Absence , sample collected Apr 18, 2017 11:11, sampling point DS000 Coliform (TCR)
Collected
Apr 18, 2017 10:57
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
924310
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2017 – Apr 30, 2017
Absence , sample collected Apr 18, 2017 10:57, sampling point DS000 Coliform (TCR)
Collected
Apr 18, 2017 09:19
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
924317
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2017 – Apr 30, 2017
Absence , sample collected Apr 18, 2017 09:19, sampling point DS000 Coliform (TCR)
Collected
Apr 18, 2017 09:27
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
924318
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2017 – Apr 30, 2017
Absence , sample collected Apr 18, 2017 09:27, sampling point DS000 Coliform (TCR)
Collected
Apr 18, 2017 08:39
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
924319
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2017 – Apr 30, 2017
Absence , sample collected Apr 18, 2017 08:39, sampling point DS000 Coliform (TCR)