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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

MS0660002 , McHenry Utility Assn, Inc

1 of 736 results on record was positive for coliform or another organism the agency tests for. The most recent was January 5, 2010.

They fall across 1 of the 561 samples on record.

Every sample on record, October 27, 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 31–45 of 46 samples in this date range, newest first.

Routine (15).

Coliform and microbial sample results for McHenry Utility Assn, Inc, 31 to 45 of 46 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
May 6, 2025 15:10
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-231213-49314
Laboratory
MSDH Lab
Monitoring period
May 1, 2025 – May 31, 2025
Absence , sample collected May 6, 2025 15:10, sampling point TC0001 Coliform (TCR)
Absence , sample collected May 6, 2025 15:10, sampling point TC0001 E. Coli
Collected
May 6, 2025 15:30
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-231213-49315
Laboratory
MSDH Lab
Monitoring period
May 1, 2025 – May 31, 2025
Absence , sample collected May 6, 2025 15:30, sampling point TC0002 Coliform (TCR)
Absence , sample collected May 6, 2025 15:30, sampling point TC0002 E. Coli
Collected
Apr 2, 2025 07:30
Sampling point
TC0009 Outside Faucet
Sample type
Routine
Lab sample
BACT-231213-49312
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2025 – Apr 30, 2025
Absence , sample collected Apr 2, 2025 07:30, sampling point TC0009 Coliform (TCR)
Absence , sample collected Apr 2, 2025 07:30, sampling point TC0009 E. Coli
Collected
Apr 2, 2025 07:45
Sampling point
TC0010 Outside Faucet
Sample type
Routine
Lab sample
BACT-231213-49313
Laboratory
MSDH Lab
Monitoring period
Apr 1, 2025 – Apr 30, 2025
Absence , sample collected Apr 2, 2025 07:45, sampling point TC0010 Coliform (TCR)
Absence , sample collected Apr 2, 2025 07:45, sampling point TC0010 E. Coli
Collected
Mar 3, 2025 07:15
Sampling point
TC0007 Outside Faucet
Sample type
Routine
Lab sample
BACT-230214-3367
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2025 – Mar 31, 2025
Absence , sample collected Mar 3, 2025 07:15, sampling point TC0007 Coliform (TCR)
Absence , sample collected Mar 3, 2025 07:15, sampling point TC0007 E. Coli
Collected
Mar 3, 2025 07:30
Sampling point
TC0008 Outside Faucet
Sample type
Routine
Lab sample
BACT-230214-3368
Laboratory
MSDH Lab
Monitoring period
Mar 1, 2025 – Mar 31, 2025
Absence , sample collected Mar 3, 2025 07:30, sampling point TC0008 Coliform (TCR)
Absence , sample collected Mar 3, 2025 07:30, sampling point TC0008 E. Coli
Collected
Feb 11, 2025 07:30
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-230214-3365
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2025 – Feb 28, 2025
Absence , sample collected Feb 11, 2025 07:30, sampling point TC0005 Coliform (TCR)
Absence , sample collected Feb 11, 2025 07:30, sampling point TC0005 E. Coli
Collected
Feb 11, 2025 07:50
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-230214-3366
Laboratory
MSDH Lab
Monitoring period
Feb 1, 2025 – Feb 28, 2025
Absence , sample collected Feb 11, 2025 07:50, sampling point TC0006 Coliform (TCR)
Absence , sample collected Feb 11, 2025 07:50, sampling point TC0006 E. Coli
Collected
Jan 15, 2025 08:00
Sampling point
TC0005 Outside Faucet
Sample type
Routine
Lab sample
BACT-230214-3358
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2025 – Jan 31, 2025
Absence , sample collected Jan 15, 2025 08:00, sampling point TC0005 Coliform (TCR)
Absence , sample collected Jan 15, 2025 08:00, sampling point TC0005 E. Coli
Collected
Jan 15, 2025 08:22
Sampling point
TC0006 Outside Faucet
Sample type
Routine
Lab sample
BACT-230214-3359
Laboratory
MSDH Lab
Monitoring period
Jan 1, 2025 – Jan 31, 2025
Absence , sample collected Jan 15, 2025 08:22, sampling point TC0006 Coliform (TCR)
Absence , sample collected Jan 15, 2025 08:22, sampling point TC0006 E. Coli
Collected
Dec 3, 2024 07:00
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-230214-3356
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 3, 2024 07:00, sampling point TC0003 Coliform (TCR)
Absence , sample collected Dec 3, 2024 07:00, sampling point TC0003 E. Coli
Collected
Dec 3, 2024 07:25
Sampling point
TC0004 Outside Faucet
Sample type
Routine
Lab sample
BACT-230214-3357
Laboratory
MSDH Lab
Monitoring period
Dec 1, 2024 – Dec 31, 2024
Absence , sample collected Dec 3, 2024 07:25, sampling point TC0004 Coliform (TCR)
Absence , sample collected Dec 3, 2024 07:25, sampling point TC0004 E. Coli
Collected
Nov 13, 2024 07:00
Sampling point
TC0001 Outside Faucet
Sample type
Routine
Lab sample
BACT-230214-3354
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2024 – Nov 30, 2024
Absence , sample collected Nov 13, 2024 07:00, sampling point TC0001 Coliform (TCR)
Absence , sample collected Nov 13, 2024 07:00, sampling point TC0001 E. Coli
Collected
Nov 13, 2024 07:20
Sampling point
TC0002 Outside Faucet
Sample type
Routine
Lab sample
BACT-230214-3355
Laboratory
MSDH Lab
Monitoring period
Nov 1, 2024 – Nov 30, 2024
Absence , sample collected Nov 13, 2024 07:20, sampling point TC0002 Coliform (TCR)
Absence , sample collected Nov 13, 2024 07:20, sampling point TC0002 E. Coli
Collected
Oct 9, 2024 07:30
Sampling point
TC0003 Outside Faucet
Sample type
Routine
Lab sample
BACT-240813-37993
Laboratory
MSDH Lab
Monitoring period
Oct 1, 2024 – Oct 31, 2024
Absence , sample collected Oct 9, 2024 07:30, sampling point TC0003 Coliform (TCR)
Absence , sample collected Oct 9, 2024 07:30, sampling point TC0003 E. Coli