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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

MS0340001 , Calhoun Water Association

1 of 1,457 results on record was positive for coliform or another organism the agency tests for. The most recent was June 9, 2005.

They fall across 1 of the 1,253 samples on record.

Every sample on record, October 7, 2003 to July 15, 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 61–75 of 88 samples in this date range, newest first.

Routine (15).

Coliform and microbial sample results for Calhoun Water Association, 61 to 75 of 88 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Apr 8, 2025
Sampling point
TC0002 No Description
Sample type
Routine
Lab sample
2504155-01
Laboratory
Bonner Analytical Testing Co
Monitoring period
Apr 1, 2025 – Apr 30, 2025
Absence , sample collected Apr 8, 2025, sampling point TC0002 Coliform (TCR)
Collected
Apr 8, 2025
Sampling point
TC0003 No Description
Sample type
Routine
Lab sample
2504155-03
Laboratory
Bonner Analytical Testing Co
Monitoring period
Apr 1, 2025 – Apr 30, 2025
Absence , sample collected Apr 8, 2025, sampling point TC0003 Coliform (TCR)
Collected
Apr 8, 2025
Sampling point
TC0004 No Description
Sample type
Routine
Lab sample
2504155-04
Laboratory
Bonner Analytical Testing Co
Monitoring period
Apr 1, 2025 – Apr 30, 2025
Absence , sample collected Apr 8, 2025, sampling point TC0004 Coliform (TCR)
Collected
Apr 8, 2025
Sampling point
TC0006 No Description
Sample type
Routine
Lab sample
2504155-02
Laboratory
Bonner Analytical Testing Co
Monitoring period
Apr 1, 2025 – Apr 30, 2025
Absence , sample collected Apr 8, 2025, sampling point TC0006 Coliform (TCR)
Collected
Mar 25, 2025
Sampling point
TC0001 No Description
Sample type
Routine
Lab sample
2503440-02
Laboratory
Bonner Analytical Testing Co
Monitoring period
Mar 1, 2025 – Mar 31, 2025
Absence , sample collected Mar 25, 2025, sampling point TC0001 Coliform (TCR)
Collected
Mar 25, 2025
Sampling point
TC0002 No Description
Sample type
Routine
Lab sample
2503440-01
Laboratory
Bonner Analytical Testing Co
Monitoring period
Mar 1, 2025 – Mar 31, 2025
Absence , sample collected Mar 25, 2025, sampling point TC0002 Coliform (TCR)
Collected
Mar 25, 2025
Sampling point
TC0003 No Description
Sample type
Routine
Lab sample
2503440-03
Laboratory
Bonner Analytical Testing Co
Monitoring period
Mar 1, 2025 – Mar 31, 2025
Absence , sample collected Mar 25, 2025, sampling point TC0003 Coliform (TCR)
Collected
Mar 25, 2025
Sampling point
TC0004 No Description
Sample type
Routine
Lab sample
2503440-04
Laboratory
Bonner Analytical Testing Co
Monitoring period
Mar 1, 2025 – Mar 31, 2025
Absence , sample collected Mar 25, 2025, sampling point TC0004 Coliform (TCR)
Collected
Feb 13, 2025
Sampling point
TC0002 No Description
Sample type
Routine
Lab sample
2502197-01
Laboratory
Bonner Analytical Testing Co
Monitoring period
Feb 1, 2025 – Feb 28, 2025
Absence , sample collected Feb 13, 2025, sampling point TC0002 Coliform (TCR)
Collected
Feb 13, 2025
Sampling point
TC0003 No Description
Sample type
Routine
Lab sample
2502197-03
Laboratory
Bonner Analytical Testing Co
Monitoring period
Feb 1, 2025 – Feb 28, 2025
Absence , sample collected Feb 13, 2025, sampling point TC0003 Coliform (TCR)
Collected
Feb 13, 2025
Sampling point
TC0004 No Description
Sample type
Routine
Lab sample
2502197-04
Laboratory
Bonner Analytical Testing Co
Monitoring period
Feb 1, 2025 – Feb 28, 2025
Absence , sample collected Feb 13, 2025, sampling point TC0004 Coliform (TCR)
Collected
Feb 13, 2025
Sampling point
TC0006 No Description
Sample type
Routine
Lab sample
2502197-02
Laboratory
Bonner Analytical Testing Co
Monitoring period
Feb 1, 2025 – Feb 28, 2025
Absence , sample collected Feb 13, 2025, sampling point TC0006 Coliform (TCR)
Collected
Jan 14, 2025
Sampling point
TC0001 No Description
Sample type
Routine
Lab sample
2501205-03
Laboratory
Bonner Analytical Testing Co
Monitoring period
Jan 1, 2025 – Jan 31, 2025
Absence , sample collected Jan 14, 2025, sampling point TC0001 Coliform (TCR)
Collected
Jan 14, 2025
Sampling point
TC0002 No Description
Sample type
Routine
Lab sample
2501205-04
Laboratory
Bonner Analytical Testing Co
Monitoring period
Jan 1, 2025 – Jan 31, 2025
Absence , sample collected Jan 14, 2025, sampling point TC0002 Coliform (TCR)
Collected
Jan 14, 2025
Sampling point
TC0003 No Description
Sample type
Routine
Lab sample
2501205-02
Laboratory
Bonner Analytical Testing Co
Monitoring period
Jan 1, 2025 – Jan 31, 2025
Absence , sample collected Jan 14, 2025, sampling point TC0003 Coliform (TCR)