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 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 84 samples in this date range, newest first.
Repeat (9), Routine (3) and TG (3). The agency publishes no name for the code TG, so none is shown — this page does not invent labels the agency has not published.
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Aug 11, 2026 14:45, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Aug 11, 2026 14:45, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Aug 11, 2026 15:21, sampling point TC0010 | Coliform (TCR) |
| Absence , sample collected Aug 11, 2026 15:21, sampling point TC0010 | E. Coli |
|
|
| Absence , sample collected Aug 11, 2026 15:43, sampling point TC0025 | Coliform (TCR) |
| Absence , sample collected Aug 11, 2026 15:43, sampling point TC0025 | E. Coli |
|
|
| Absence , sample collected Jul 22, 2026 11:00, sampling point DS000 | Coliform (TCR) |
| Absence , sample collected Jul 22, 2026 11:00, sampling point DS000 | E. Coli |
|
|
| Presence , sample collected Jul 22, 2026 11:15, sampling point DS000 | Coliform (TCR) |
| Absence , sample collected Jul 22, 2026 11:15, sampling point DS000 | E. Coli |
|
|
| Absence , sample collected Jul 22, 2026 11:30, sampling point DS000 | Coliform (TCR) |
| Absence , sample collected Jul 22, 2026 11:30, sampling point DS000 | E. Coli |
|
|
| Absence , sample collected Jul 22, 2026 11:40, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Jul 22, 2026 11:40, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Jul 22, 2026 12:15, sampling point TC0010 | Coliform (TCR) |
| Absence , sample collected Jul 22, 2026 12:15, sampling point TC0010 | E. Coli |
|
|
| Absence , sample collected Jul 22, 2026 11:40, sampling point TC0017 | Coliform (TCR) |
| Absence , sample collected Jul 22, 2026 11:40, sampling point TC0017 | E. Coli |
|
|
| Absence , sample collected Jul 22, 2026 11:30, sampling point TC0017 | Coliform (TCR) |
| Absence , sample collected Jul 22, 2026 11:30, sampling point TC0017 | E. Coli |
|
|
| Absence , sample collected Jul 22, 2026 11:20, sampling point TC0017 | Coliform (TCR) |
| Absence , sample collected Jul 22, 2026 11:20, sampling point TC0017 | E. Coli |
|
|
| Absence , sample collected Jul 22, 2026 12:30, sampling point TC0017 | Coliform (TCR) |
| Absence , sample collected Jul 22, 2026 12:30, sampling point TC0017 | E. Coli |
|
|
| Absence , sample collected Jul 22, 2026 12:40, sampling point TC0017 | Coliform (TCR) |
| Absence , sample collected Jul 22, 2026 12:40, sampling point TC0017 | E. Coli |
|
|
| Absence , sample collected Jul 22, 2026 11:55, sampling point TC0017 | Coliform (TCR) |
| Absence , sample collected Jul 22, 2026 11:55, sampling point TC0017 | E. Coli |
|
|
| Absence , sample collected Jul 22, 2026 12:05, sampling point TC0017 | Coliform (TCR) |
| Absence , sample collected Jul 22, 2026 12:05, sampling point TC0017 | E. Coli |
-
- Collected
- Aug 11, 2026 14:45
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250828-46343
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2026 – Aug 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 11, 2026 15:21
- Sampling point
- TC0010 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250828-46345
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2026 – Aug 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 11, 2026 15:43
- Sampling point
- TC0025 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250828-46344
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2026 – Aug 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 22, 2026 11:00
- Sampling point
- DS000 Distribution
- Sample type
- TG
- Lab sample
- BACT-250801-39427
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 22, 2026 11:15
- Sampling point
- DS000 Distribution
- Sample type
- TG
- Lab sample
- BACT-250828-46340
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Presence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 22, 2026 11:30
- Sampling point
- DS000 Distribution
- Sample type
- TG
- Lab sample
- BACT-250828-46341
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 22, 2026 11:40
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Repeat
- Lab sample
- BACT-250801-39424
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 22, 2026 12:15
- Sampling point
- TC0010 Outside Faucet
- Sample type
- Repeat
- Lab sample
- BACT-250801-39374
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 22, 2026 11:40
- Sampling point
- TC0017 Outside Faucet
- Sample type
- Repeat
- Lab sample
- BACT-250801-39375
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 22, 2026 11:30
- Sampling point
- TC0017 Outside Faucet
- Sample type
- Repeat
- Lab sample
- BACT-250801-39376
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 22, 2026 11:20
- Sampling point
- TC0017 Outside Faucet
- Sample type
- Repeat
- Lab sample
- BACT-250801-39377
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 22, 2026 12:30
- Sampling point
- TC0017 Outside Faucet
- Sample type
- Repeat
- Lab sample
- BACT-250801-39387
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 22, 2026 12:40
- Sampling point
- TC0017 Outside Faucet
- Sample type
- Repeat
- Lab sample
- BACT-250801-39417
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 22, 2026 11:55
- Sampling point
- TC0017 Outside Faucet
- Sample type
- Repeat
- Lab sample
- BACT-250801-39425
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 22, 2026 12:05
- Sampling point
- TC0017 Outside Faucet
- Sample type
- Repeat
- Lab sample
- BACT-250801-39426
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli