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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. No date range is applied.

This system’s violations

The most recent samples

No date range is applied: this list draws on every sample on record. Show the last two years only.

The list below shows 31–45 of 1,253 samples on record, newest first.

Routine (15).

Coliform and microbial sample results for Calhoun Water Association, 31 to 45 of 1,253 samples shown, newest first. A result is a presence-or-absence verdict and carries no measured amount.
Result Organism
Collected
Dec 15, 2025
Sampling point
TC0004 No Description
Sample type
Routine
Lab sample
2512352-04
Laboratory
Bonner Analytical Testing Co
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 15, 2025, sampling point TC0004 Coliform (TCR)
Collected
Dec 15, 2025
Sampling point
TC0006 No Description
Sample type
Routine
Lab sample
2512352-02
Laboratory
Bonner Analytical Testing Co
Monitoring period
Dec 1, 2025 – Dec 31, 2025
Absence , sample collected Dec 15, 2025, sampling point TC0006 Coliform (TCR)
Collected
Nov 12, 2025
Sampling point
TC0001 No Description
Sample type
Routine
Lab sample
2511221-02
Laboratory
Bonner Analytical Testing Co
Monitoring period
Nov 1, 2025 – Nov 30, 2025
Absence , sample collected Nov 12, 2025, sampling point TC0001 Coliform (TCR)
Collected
Nov 12, 2025
Sampling point
TC0002 No Description
Sample type
Routine
Lab sample
2511221-01
Laboratory
Bonner Analytical Testing Co
Monitoring period
Nov 1, 2025 – Nov 30, 2025
Absence , sample collected Nov 12, 2025, sampling point TC0002 Coliform (TCR)
Collected
Nov 12, 2025
Sampling point
TC0003 No Description
Sample type
Routine
Lab sample
2511221-03
Laboratory
Bonner Analytical Testing Co
Monitoring period
Nov 1, 2025 – Nov 30, 2025
Absence , sample collected Nov 12, 2025, sampling point TC0003 Coliform (TCR)
Collected
Nov 12, 2025
Sampling point
TC0004 No Description
Sample type
Routine
Lab sample
2511221-04
Laboratory
Bonner Analytical Testing Co
Monitoring period
Nov 1, 2025 – Nov 30, 2025
Absence , sample collected Nov 12, 2025, sampling point TC0004 Coliform (TCR)
Collected
Oct 21, 2025
Sampling point
TC0002 No Description
Sample type
Routine
Lab sample
2510448-01
Laboratory
Bonner Analytical Testing Co
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 21, 2025, sampling point TC0002 Coliform (TCR)
Collected
Oct 21, 2025
Sampling point
TC0003 No Description
Sample type
Routine
Lab sample
2510448-03
Laboratory
Bonner Analytical Testing Co
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 21, 2025, sampling point TC0003 Coliform (TCR)
Collected
Oct 21, 2025
Sampling point
TC0004 No Description
Sample type
Routine
Lab sample
2510448-04
Laboratory
Bonner Analytical Testing Co
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 21, 2025, sampling point TC0004 Coliform (TCR)
Collected
Oct 21, 2025
Sampling point
TC0006 No Description
Sample type
Routine
Lab sample
2510448-02
Laboratory
Bonner Analytical Testing Co
Monitoring period
Oct 1, 2025 – Oct 31, 2025
Absence , sample collected Oct 21, 2025, sampling point TC0006 Coliform (TCR)
Collected
Sep 17, 2025
Sampling point
TC0001 No Description
Sample type
Routine
Lab sample
2509353-02
Laboratory
Bonner Analytical Testing Co
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 17, 2025, sampling point TC0001 Coliform (TCR)
Collected
Sep 17, 2025
Sampling point
TC0002 No Description
Sample type
Routine
Lab sample
2509353-01
Laboratory
Bonner Analytical Testing Co
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 17, 2025, sampling point TC0002 Coliform (TCR)
Collected
Sep 17, 2025
Sampling point
TC0003 No Description
Sample type
Routine
Lab sample
2509353-03
Laboratory
Bonner Analytical Testing Co
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 17, 2025, sampling point TC0003 Coliform (TCR)
Collected
Sep 17, 2025
Sampling point
TC0004 No Description
Sample type
Routine
Lab sample
2509353-04
Laboratory
Bonner Analytical Testing Co
Monitoring period
Sep 1, 2025 – Sep 30, 2025
Absence , sample collected Sep 17, 2025, sampling point TC0004 Coliform (TCR)
Collected
Aug 19, 2025
Sampling point
TC0002 No Description
Sample type
Routine
Lab sample
2508385-01
Laboratory
Bonner Analytical Testing Co
Monitoring period
Aug 1, 2025 – Aug 31, 2025
Absence , sample collected Aug 19, 2025, sampling point TC0002 Coliform (TCR)