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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 946–960 of 3,688 samples on record, newest first.

Routine (10), Repeat (3) and TG (2). 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, 946 to 960 of 3,688 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Jul 13, 2021 09:55
Sampling point
TC0019 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-82218
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2021 – Jul 31, 2021
Absence , sample collected Jul 13, 2021 09:55, sampling point TC0019 Coliform (TCR)
Absence , sample collected Jul 13, 2021 09:55, sampling point TC0019 E. Coli
Collected
Jul 13, 2021 08:23
Sampling point
TC0021 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-82216
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2021 – Jul 31, 2021
Absence , sample collected Jul 13, 2021 08:23, sampling point TC0021 Coliform (TCR)
Absence , sample collected Jul 13, 2021 08:23, sampling point TC0021 E. Coli
Collected
Jul 13, 2021 08:48
Sampling point
TC0022 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-82213
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2021 – Jul 31, 2021
Absence , sample collected Jul 13, 2021 08:48, sampling point TC0022 Coliform (TCR)
Absence , sample collected Jul 13, 2021 08:48, sampling point TC0022 E. Coli
Collected
Jul 13, 2021 10:22
Sampling point
TC0023 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-82211
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2021 – Jul 31, 2021
Absence , sample collected Jul 13, 2021 10:22, sampling point TC0023 Coliform (TCR)
Absence , sample collected Jul 13, 2021 10:22, sampling point TC0023 E. Coli
Collected
Jul 13, 2021 10:34
Sampling point
TC0025 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-82214
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2021 – Jul 31, 2021
Absence , sample collected Jul 13, 2021 10:34, sampling point TC0025 Coliform (TCR)
Absence , sample collected Jul 13, 2021 10:34, sampling point TC0025 E. Coli
Collected
Jun 17, 2021 09:03
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
BACT-191101-82193
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2021 – Jun 30, 2021
Absence , sample collected Jun 17, 2021 09:03, sampling point DS000 Coliform (TCR)
Absence , sample collected Jun 17, 2021 09:03, sampling point DS000 E. Coli
Collected
Jun 17, 2021 08:32
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
BACT-191101-82194
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2021 – Jun 30, 2021
Absence , sample collected Jun 17, 2021 08:32, sampling point DS000 Coliform (TCR)
Absence , sample collected Jun 17, 2021 08:32, sampling point DS000 E. Coli
Collected
Jun 17, 2021 09:22
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
BACT-191101-82195
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2021 – Jun 30, 2021
Absence , sample collected Jun 17, 2021 09:22, sampling point DS000 Coliform (TCR)
Absence , sample collected Jun 17, 2021 09:22, sampling point DS000 E. Coli
Collected
Jun 17, 2021 10:48
Sampling point
WL003 Well W003
Sample type
TG
Lab sample
BACT-191101-82206
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2021 – Jun 30, 2021
Absence , sample collected Jun 17, 2021 10:48, sampling point WL003 Coliform (TCR)
Absence , sample collected Jun 17, 2021 10:48, sampling point WL003 E. Coli
Collected
Jun 17, 2021 10:13
Sampling point
WL004 Well W004
Sample type
TG
Lab sample
BACT-191101-82207
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2021 – Jun 30, 2021
Absence , sample collected Jun 17, 2021 10:13, sampling point WL004 Coliform (TCR)
Absence , sample collected Jun 17, 2021 10:13, sampling point WL004 E. Coli
Collected
Jun 14, 2021 10:46
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-82200
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2021 – Jun 30, 2021
Absence , sample collected Jun 14, 2021 10:46, sampling point TC0001 Coliform (TCR)
Absence , sample collected Jun 14, 2021 10:46, sampling point TC0001 E. Coli
Collected
Jun 14, 2021 10:59
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-82199
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2021 – Jun 30, 2021
Absence , sample collected Jun 14, 2021 10:59, sampling point TC0002 Coliform (TCR)
Absence , sample collected Jun 14, 2021 10:59, sampling point TC0002 E. Coli
Collected
Jun 14, 2021 11:14
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-82198
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2021 – Jun 30, 2021
Absence , sample collected Jun 14, 2021 11:14, sampling point TC0004 Coliform (TCR)
Absence , sample collected Jun 14, 2021 11:14, sampling point TC0004 E. Coli
Collected
Jun 14, 2021 11:39
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-82196
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2021 – Jun 30, 2021
Absence , sample collected Jun 14, 2021 11:39, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jun 14, 2021 11:39, sampling point TC0005 E. Coli
Collected
Jun 14, 2021 11:27
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-191101-82197
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2021 – Jun 30, 2021
Absence , sample collected Jun 14, 2021 11:27, sampling point TC0007 Coliform (TCR)
Absence , sample collected Jun 14, 2021 11:27, sampling point TC0007 E. Coli