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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

MS0710003 , Dennis Water Association

1 of 1,280 results on record was positive for coliform or another organism the agency tests for. The most recent was October 5, 2015.

They fall across 1 of the 964 samples on record.

Every sample on record, November 3, 2003 to August 4, 2026. These figures cover the whole record; the list of samples further down is narrowed.

This system’s violations

The most recent samples

Showing samples collected between September 26, 2024 and September 26, 2026. That is this page’s default, not a limit on what the agency records.

Show every sample on record

Choose a date range

The list below shows 46–60 of 92 samples in this date range, newest first.

Routine (15).

Coliform and microbial sample results for Dennis Water Association, 46 to 60 of 92 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Sep 10, 2025 13:20
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-250328-17381
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 10, 2025 13:20, sampling point TC0005 Coliform (TCR)
Absence , sample collected Sep 10, 2025 13:20, sampling point TC0005 E. Coli
Collected
Sep 10, 2025 13:00
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-250328-17380
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 10, 2025 13:00, sampling point TC0010 Coliform (TCR)
Absence , sample collected Sep 10, 2025 13:00, sampling point TC0010 E. Coli
Collected
Sep 10, 2025 13:45
Sampling point
TC0019 Outside Faucet
Sample type
Routine
Lab sample
BACT-250328-17382
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 10, 2025 13:45, sampling point TC0019 Coliform (TCR)
Absence , sample collected Sep 10, 2025 13:45, sampling point TC0019 E. Coli
Collected
Aug 6, 2025 12:35
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-250328-17377
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 6, 2025 12:35, sampling point TC0007 Coliform (TCR)
Absence , sample collected Aug 6, 2025 12:35, sampling point TC0007 E. Coli
Collected
Aug 6, 2025 12:15
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-250328-17376
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 6, 2025 12:15, sampling point TC0008 Coliform (TCR)
Absence , sample collected Aug 6, 2025 12:15, sampling point TC0008 E. Coli
Collected
Aug 6, 2025 13:20
Sampling point
TC0024 No Description
Sample type
Routine
Lab sample
BACT-250328-17379
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 6, 2025 13:20, sampling point TC0024 Coliform (TCR)
Absence , sample collected Aug 6, 2025 13:20, sampling point TC0024 E. Coli
Collected
Aug 6, 2025 13:00
Sampling point
TC0025 No Description
Sample type
Routine
Lab sample
BACT-250328-17378
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 6, 2025 13:00, sampling point TC0025 Coliform (TCR)
Absence , sample collected Aug 6, 2025 13:00, sampling point TC0025 E. Coli
Collected
Jul 16, 2025 13:05
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-250328-17375
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2025 – Jul 31, 2025
Absence , sample collected Jul 16, 2025 13:05, sampling point TC0003 Coliform (TCR)
Absence , sample collected Jul 16, 2025 13:05, sampling point TC0003 E. Coli
Collected
Jul 16, 2025 12:40
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
BACT-250328-17374
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2025 – Jul 31, 2025
Absence , sample collected Jul 16, 2025 12:40, sampling point TC0004 Coliform (TCR)
Absence , sample collected Jul 16, 2025 12:40, sampling point TC0004 E. Coli
Collected
Jul 16, 2025 12:05
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-250328-17372
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2025 – Jul 31, 2025
Absence , sample collected Jul 16, 2025 12:05, sampling point TC0010 Coliform (TCR)
Absence , sample collected Jul 16, 2025 12:05, sampling point TC0010 E. Coli
Collected
Jul 16, 2025 12:20
Sampling point
TC0023 No Description
Sample type
Routine
Lab sample
BACT-250328-17373
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2025 – Jul 31, 2025
Absence , sample collected Jul 16, 2025 12:20, sampling point TC0023 Coliform (TCR)
Absence , sample collected Jul 16, 2025 12:20, sampling point TC0023 E. Coli
Collected
Jun 17, 2025 14:05
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-250328-17371
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 17, 2025 14:05, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jun 17, 2025 14:05, sampling point TC0005 E. Coli
Collected
Jun 17, 2025 13:20
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-250328-17370
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 17, 2025 13:20, sampling point TC0007 Coliform (TCR)
Absence , sample collected Jun 17, 2025 13:20, sampling point TC0007 E. Coli
Collected
Jun 17, 2025 13:00
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-250328-17368
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 17, 2025 13:00, sampling point TC0008 Coliform (TCR)
Absence , sample collected Jun 17, 2025 13:00, sampling point TC0008 E. Coli
Collected
Jun 17, 2025 13:45
Sampling point
TC0024 No Description
Sample type
Routine
Lab sample
BACT-250328-17369
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 17, 2025 13:45, sampling point TC0024 Coliform (TCR)
Absence , sample collected Jun 17, 2025 13:45, sampling point TC0024 E. Coli