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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 1,771–1,785 of 3,688 samples on record, newest first.

Routine (12) and Repeat (3).

Coliform and microbial sample results for City of Horn Lake, 1,771 to 1,785 of 3,688 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Oct 18, 2016 08:19
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
889782
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 18, 2016 08:19, sampling point DS000 Coliform (TCR)
Collected
Oct 18, 2016 08:33
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
889783
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 18, 2016 08:33, sampling point DS000 Coliform (TCR)
Collected
Oct 18, 2016 08:10
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
889784
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 18, 2016 08:10, sampling point DS000 Coliform (TCR)
Collected
Oct 17, 2016 08:04
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
889601
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 17, 2016 08:04, sampling point DS000 Coliform (TCR)
Collected
Oct 17, 2016 07:54
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
889602
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 17, 2016 07:54, sampling point DS000 Coliform (TCR)
Collected
Oct 17, 2016 08:15
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
889603
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 17, 2016 08:15, sampling point DS000 Coliform (TCR)
Collected
Oct 17, 2016 08:24
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
889604
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 17, 2016 08:24, sampling point DS000 Coliform (TCR)
Collected
Oct 17, 2016 08:39
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
889605
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 17, 2016 08:39, sampling point DS000 Coliform (TCR)
Collected
Oct 17, 2016 08:51
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
889606
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2016 – Oct 31, 2016
Absence , sample collected Oct 17, 2016 08:51, sampling point DS000 Coliform (TCR)
Collected
Sep 15, 2016 13:33
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
882161
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 15, 2016 13:33, sampling point DS000 Coliform (TCR)
Collected
Sep 15, 2016 13:15
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
882163
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 15, 2016 13:15, sampling point DS000 Coliform (TCR)
Collected
Sep 15, 2016 13:22
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
882165
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 15, 2016 13:22, sampling point DS000 Coliform (TCR)
Collected
Sep 13, 2016 08:25
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
881541
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 13, 2016 08:25, sampling point DS000 Coliform (TCR)
Collected
Sep 13, 2016 07:39
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
881542
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Absence , sample collected Sep 13, 2016 07:39, sampling point DS000 Coliform (TCR)
Collected
Sep 13, 2016 08:32
Sampling point
DS000 Distribution
Sample type
Routine
Lab sample
881543
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2016 – Sep 30, 2016
Presence , sample collected Sep 13, 2016 08:32, sampling point DS000 Coliform (TCR)
Absence , sample collected Sep 13, 2016 08:32, sampling point DS000 E. Coli