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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

MS0080001 , Black Hawk Water Assn #1

7 of 419 results on record were positive for coliform or another organism the agency tests for. The most recent was February 23, 2026.

They fall across 6 of the 325 samples on record.

Every sample on record, October 28, 2003 to August 11, 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 25, 2024 and September 25, 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 16–27 of 27 samples in this date range, newest first.

Routine (12).

Coliform and microbial sample results for Black Hawk Water Assn #1, 16 to 27 of 27 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Sep 15, 2025 11:20
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40185
Laboratory
MSDH Lab
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 15, 2025 11:20, sampling point TC0006 Coliform (TCR)
Absence , sample collected Sep 15, 2025 11:20, sampling point TC0006 E. Coli
Collected
Aug 11, 2025 11:10
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40184
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 11, 2025 11:10, sampling point TC0013 Coliform (TCR)
Absence , sample collected Aug 11, 2025 11:10, sampling point TC0013 E. Coli
Collected
Jul 15, 2025 10:20
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40183
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2025 – Jul 31, 2025
Absence , sample collected Jul 15, 2025 10:20, sampling point TC0009 Coliform (TCR)
Absence , sample collected Jul 15, 2025 10:20, sampling point TC0009 E. Coli
Collected
Jun 16, 2025 10:25
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40182
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2025 – Jun 30, 2025
Absence , sample collected Jun 16, 2025 10:25, sampling point TC0013 Coliform (TCR)
Absence , sample collected Jun 16, 2025 10:25, sampling point TC0013 E. Coli
Collected
May 13, 2025 11:00
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40181
Laboratory
MSDH Lab
Monitoring period
May 1, 2025 – May 31, 2025
Absence , sample collected May 13, 2025 11:00, sampling point TC0012 Coliform (TCR)
Absence , sample collected May 13, 2025 11:00, sampling point TC0012 E. Coli
Collected
Apr 14, 2025 10:15
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40180
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2025 – Apr 30, 2025
Absence , sample collected Apr 14, 2025 10:15, sampling point TC0005 Coliform (TCR)
Absence , sample collected Apr 14, 2025 10:15, sampling point TC0005 E. Coli
Collected
Mar 25, 2025 11:40
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40179
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2025 – Mar 31, 2025
Absence , sample collected Mar 25, 2025 11:40, sampling point TC0009 Coliform (TCR)
Absence , sample collected Mar 25, 2025 11:40, sampling point TC0009 E. Coli
Collected
Feb 10, 2025 09:20
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40178
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2025 – Feb 28, 2025
Absence , sample collected Feb 10, 2025 09:20, sampling point TC0011 Coliform (TCR)
Absence , sample collected Feb 10, 2025 09:20, sampling point TC0011 E. Coli
Collected
Jan 14, 2025 10:15
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40177
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2025 – Jan 31, 2025
Absence , sample collected Jan 14, 2025 10:15, sampling point TC0013 Coliform (TCR)
Absence , sample collected Jan 14, 2025 10:15, sampling point TC0013 E. Coli
Collected
Dec 11, 2024 10:20
Sampling point
TC0011 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40176
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 11, 2024 10:20, sampling point TC0011 Coliform (TCR)
Absence , sample collected Dec 11, 2024 10:20, sampling point TC0011 E. Coli
Collected
Nov 12, 2024 10:10
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40175
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2024 – Nov 30, 2024
Absence , sample collected Nov 12, 2024 10:10, sampling point TC0001 Coliform (TCR)
Absence , sample collected Nov 12, 2024 10:10, sampling point TC0001 E. Coli
Collected
Oct 15, 2024 09:50
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40174
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2024 – Oct 31, 2024
Absence , sample collected Oct 15, 2024 09:50, sampling point TC0006 Coliform (TCR)
Absence , sample collected Oct 15, 2024 09:50, sampling point TC0006 E. Coli