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
MS0090024 , Thorn Water Association
13 of 782 results on record were positive for coliform or another organism the agency tests for. The most recent was November 5, 2020.
They fall across 13 of the 594 samples on record.
Every sample on record, October 13, 2003 to August 3, 2026. These figures cover the whole record; the list of samples further down is narrowed.
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.
Choose a date range
The list below shows 1–15 of 46 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Aug 3, 2026 11:00, sampling point TC0009 | Coliform (TCR) |
| Absence , sample collected Aug 3, 2026 11:00, sampling point TC0009 | E. Coli |
|
|
| Absence , sample collected Aug 3, 2026 10:40, sampling point TC0010 | Coliform (TCR) |
| Absence , sample collected Aug 3, 2026 10:40, sampling point TC0010 | E. Coli |
|
|
| Absence , sample collected Jul 7, 2026 11:03, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Jul 7, 2026 11:03, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Jul 7, 2026 11:20, sampling point TC0008 | Coliform (TCR) |
| Absence , sample collected Jul 7, 2026 11:20, sampling point TC0008 | E. Coli |
|
|
| Absence , sample collected Jun 1, 2026 10:55, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Jun 1, 2026 10:55, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Jun 1, 2026 11:30, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Jun 1, 2026 11:30, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected May 4, 2026 11:00, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected May 4, 2026 11:00, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected May 4, 2026 11:30, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected May 4, 2026 11:30, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Apr 1, 2026 10:30, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Apr 1, 2026 10:30, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Apr 1, 2026 10:02, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Apr 1, 2026 10:02, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Mar 2, 2026 10:20, sampling point TC0009 | Coliform (TCR) |
| Absence , sample collected Mar 2, 2026 10:20, sampling point TC0009 | E. Coli |
|
|
| Absence , sample collected Mar 2, 2026 10:00, sampling point TC0010 | Coliform (TCR) |
| Absence , sample collected Mar 2, 2026 10:00, sampling point TC0010 | E. Coli |
|
|
| Absence , sample collected Feb 2, 2026 10:30, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Feb 2, 2026 10:30, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Feb 2, 2026 10:10, sampling point TC0008 | Coliform (TCR) |
| Absence , sample collected Feb 2, 2026 10:10, sampling point TC0008 | E. Coli |
|
|
| Absence , sample collected Jan 6, 2026 10:00, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Jan 6, 2026 10:00, sampling point TC0005 | E. Coli |
-
- Collected
- Aug 3, 2026 11:00
- Sampling point
- TC0009 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260702-18720
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2026 – Aug 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 3, 2026 10:40
- Sampling point
- TC0010 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260702-18721
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2026 – Aug 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 7, 2026 11:03
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260702-18719
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 7, 2026 11:20
- Sampling point
- TC0008 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260702-18718
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 1, 2026 10:55
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-25015
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 1, 2026 11:30
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-25016
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 4, 2026 11:00
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-25013
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 4, 2026 11:30
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-25014
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 1, 2026 10:30
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-25012
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 1, 2026 10:02
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-25011
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 2, 2026 10:20
- Sampling point
- TC0009 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-25010
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 2, 2026 10:00
- Sampling point
- TC0010 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-25009
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 2, 2026 10:30
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-25008
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 2, 2026 10:10
- Sampling point
- TC0008 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-25007
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 6, 2026 10:00
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250507-25005
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli