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
MS0110004 , Pattison W/A-West
5 of 1,132 results on record were positive for coliform or another organism the agency tests for. The most recent was July 22, 2026.
They fall across 5 of the 857 samples on record.
Every sample on record, October 22, 2003 to August 11, 2026. These figures cover the whole record; the list of samples further down is narrowed.
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.
Choose a date range
The list below shows 31–45 of 84 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Feb 23, 2026 11:00, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Feb 23, 2026 11:00, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Feb 23, 2026 11:15, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Feb 23, 2026 11:15, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Feb 23, 2026 11:35, sampling point TC0008 | Coliform (TCR) |
| Absence , sample collected Feb 23, 2026 11:35, sampling point TC0008 | E. Coli |
|
|
| Absence , sample collected Jan 20, 2026 13:00, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Jan 20, 2026 13:00, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Jan 20, 2026 13:20, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Jan 20, 2026 13:20, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Jan 20, 2026 13:35, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Jan 20, 2026 13:35, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Dec 29, 2025 11:30, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Dec 29, 2025 11:30, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Dec 29, 2025 11:15, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Dec 29, 2025 11:15, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Dec 29, 2025 11:00, sampling point TC0009 | Coliform (TCR) |
| Absence , sample collected Dec 29, 2025 11:00, sampling point TC0009 | E. Coli |
|
|
| Absence , sample collected Nov 18, 2025 11:00, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Nov 18, 2025 11:00, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Nov 18, 2025 11:35, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Nov 18, 2025 11:35, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Nov 18, 2025 11:20, sampling point TC0008 | Coliform (TCR) |
| Absence , sample collected Nov 18, 2025 11:20, sampling point TC0008 | E. Coli |
|
|
| Absence , sample collected Oct 27, 2025 11:00, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Oct 27, 2025 11:00, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Oct 27, 2025 11:20, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Oct 27, 2025 11:20, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Oct 27, 2025 11:55, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Oct 27, 2025 11:55, sampling point TC0006 | E. Coli |
-
- Collected
- Feb 23, 2026 11:00
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250801-39383
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 23, 2026 11:15
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250801-39382
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 23, 2026 11:35
- Sampling point
- TC0008 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250801-39381
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 20, 2026 13:00
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250801-39395
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 20, 2026 13:20
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250801-39397
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 20, 2026 13:35
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250801-39396
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 29, 2025 11:30
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250801-39380
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 29, 2025 11:15
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250801-39379
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 29, 2025 11:00
- Sampling point
- TC0009 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250801-39378
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Nov 18, 2025 11:00
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250801-39391
- Laboratory
- MSDH Lab
- Monitoring period
- Nov 1, 2025 – Nov 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Nov 18, 2025 11:35
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250801-39389
- Laboratory
- MSDH Lab
- Monitoring period
- Nov 1, 2025 – Nov 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Nov 18, 2025 11:20
- Sampling point
- TC0008 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250801-39390
- Laboratory
- MSDH Lab
- Monitoring period
- Nov 1, 2025 – Nov 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 27, 2025 11:00
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250801-39405
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2025 – Oct 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 27, 2025 11:20
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250801-39406
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2025 – Oct 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 27, 2025 11:55
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250801-39407
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2025 – Oct 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli