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
MS0420044 , Viking Specialty Products
6 of 398 results on record were positive for coliform or another organism the agency tests for. The most recent was July 15, 2026.
They fall across 6 of the 301 samples on record.
Every sample on record, October 6, 2003 to July 17, 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 16–26 of 26 samples in this date range, newest first.
Routine (11).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Aug 25, 2025 12:46, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Aug 25, 2025 12:46, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Jul 22, 2025 12:56, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Jul 22, 2025 12:56, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Jun 23, 2025 12:52, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Jun 23, 2025 12:52, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected May 27, 2025 12:52, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected May 27, 2025 12:52, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Apr 22, 2025 13:50, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Apr 22, 2025 13:50, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Mar 25, 2025 12:28, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Mar 25, 2025 12:28, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Feb 18, 2025 12:15, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Feb 18, 2025 12:15, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Jan 28, 2025 13:06, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Jan 28, 2025 13:06, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Dec 17, 2024 12:48, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Dec 17, 2024 12:48, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Nov 12, 2024 12:36, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Nov 12, 2024 12:36, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Oct 29, 2024 12:17, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Oct 29, 2024 12:17, sampling point TC0001 | E. Coli |
-
- Collected
- Aug 25, 2025 12:46
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-221211-37581
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 22, 2025 12:56
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-221211-37580
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2025 – Jul 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 23, 2025 12:52
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-221211-37579
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2025 – Jun 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 27, 2025 12:52
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-221211-37578
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2025 – May 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 22, 2025 13:50
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-221211-37577
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2025 – Apr 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 25, 2025 12:28
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-221211-37576
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2025 – Mar 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 18, 2025 12:15
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-221211-37575
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2025 – Feb 28, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 28, 2025 13:06
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-221211-37574
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 17, 2024 12:48
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-221211-37573
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2024 – Dec 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Nov 12, 2024 12:36
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-221211-37572
- Laboratory
- MSDH Lab
- Monitoring period
- Nov 1, 2024 – Nov 30, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 29, 2024 12:17
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-221211-37571
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli