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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 1–15 of 27 samples in this date range, newest first.

Routine (11), Repeat (3) and TG (1). 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 Black Hawk Water Assn #1, 1 to 15 of 27 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Aug 11, 2026 10:45
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40200
Laboratory
MSDH Lab
Monitoring period
Aug 1, 2026 – Aug 31, 2026
Absence , sample collected Aug 11, 2026 10:45, sampling point TC0012 Coliform (TCR)
Absence , sample collected Aug 11, 2026 10:45, sampling point TC0012 E. Coli
Collected
Jul 14, 2026 11:45
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40199
Laboratory
MSDH Lab
Monitoring period
Jul 1, 2026 – Jul 31, 2026
Absence , sample collected Jul 14, 2026 11:45, sampling point TC0012 Coliform (TCR)
Absence , sample collected Jul 14, 2026 11:45, sampling point TC0012 E. Coli
Collected
Jun 16, 2026 09:15
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40198
Laboratory
MSDH Lab
Monitoring period
Jun 1, 2026 – Jun 30, 2026
Absence , sample collected Jun 16, 2026 09:15, sampling point TC0013 Coliform (TCR)
Absence , sample collected Jun 16, 2026 09:15, sampling point TC0013 E. Coli
Collected
May 4, 2026 11:10
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40197
Laboratory
MSDH Lab
Monitoring period
May 1, 2026 – May 31, 2026
Absence , sample collected May 4, 2026 11:10, sampling point TC0005 Coliform (TCR)
Absence , sample collected May 4, 2026 11:10, sampling point TC0005 E. Coli
Collected
Apr 21, 2026 10:50
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40196
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2026 – Apr 30, 2026
Absence , sample collected Apr 21, 2026 10:50, sampling point TC0013 Coliform (TCR)
Absence , sample collected Apr 21, 2026 10:50, sampling point TC0013 E. Coli
Collected
Mar 17, 2026 10:45
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40195
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2026 – Mar 31, 2026
Absence , sample collected Mar 17, 2026 10:45, sampling point TC0013 Coliform (TCR)
Absence , sample collected Mar 17, 2026 10:45, sampling point TC0013 E. Coli
Collected
Feb 25, 2026 14:45
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
BACT-240925-40191
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2026 – Feb 28, 2026
Absence , sample collected Feb 25, 2026 14:45, sampling point DS000 Coliform (TCR)
Absence , sample collected Feb 25, 2026 14:45, sampling point DS000 E. Coli
Collected
Feb 25, 2026 15:20
Sampling point
DS000 Distribution
Sample type
Repeat
Lab sample
BACT-240925-40192
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2026 – Feb 28, 2026
Absence , sample collected Feb 25, 2026 15:20, sampling point DS000 Coliform (TCR)
Absence , sample collected Feb 25, 2026 15:20, sampling point DS000 E. Coli
Collected
Feb 25, 2026 14:30
Sampling point
DS000 Distribution
Sample type
TG
Lab sample
BACT-240925-40193
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2026 – Feb 28, 2026
Absence , sample collected Feb 25, 2026 14:30, sampling point DS000 Coliform (TCR)
Absence , sample collected Feb 25, 2026 14:30, sampling point DS000 E. Coli
Collected
Feb 25, 2026 14:00
Sampling point
TC0007 Outside Faucet
Sample type
Repeat
Lab sample
BACT-240925-40194
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2026 – Feb 28, 2026
Absence , sample collected Feb 25, 2026 14:00, sampling point TC0007 Coliform (TCR)
Absence , sample collected Feb 25, 2026 14:00, sampling point TC0007 E. Coli
Collected
Feb 23, 2026 10:50
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40190
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2026 – Feb 28, 2026
Presence , sample collected Feb 23, 2026 10:50, sampling point TC0007 Coliform (TCR)
Absence , sample collected Feb 23, 2026 10:50, sampling point TC0007 E. Coli
Collected
Jan 20, 2026 10:40
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40189
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2026 – Jan 31, 2026
Absence , sample collected Jan 20, 2026 10:40, sampling point TC0012 Coliform (TCR)
Absence , sample collected Jan 20, 2026 10:40, sampling point TC0012 E. Coli
Collected
Dec 9, 2025 10:20
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40188
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 9, 2025 10:20, sampling point TC0007 Coliform (TCR)
Absence , sample collected Dec 9, 2025 10:20, sampling point TC0007 E. Coli
Collected
Nov 17, 2025 10:30
Sampling point
TC0012 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40187
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2025 – Nov 30, 2025
Absence , sample collected Nov 17, 2025 10:30, sampling point TC0012 Coliform (TCR)
Absence , sample collected Nov 17, 2025 10:30, sampling point TC0012 E. Coli
Collected
Oct 1, 2025 10:10
Sampling point
TC0013 Outside Faucet
Sample type
Routine
Lab sample
BACT-240925-40186
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 1, 2025 10:10, sampling point TC0013 Coliform (TCR)
Absence , sample collected Oct 1, 2025 10:10, sampling point TC0013 E. Coli