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
MS0440002 , Town of Caledonia
8 of 2,484 results on record were positive for coliform or another organism the agency tests for. The most recent was July 7, 2025.
They fall across 8 of the 1,852 samples on record.
Every sample on record, October 8, 2003 to August 4, 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 167 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Apr 7, 2026 12:37, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Apr 7, 2026 12:37, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Apr 6, 2026 10:54, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Apr 6, 2026 10:54, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Apr 6, 2026 10:41, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Apr 6, 2026 10:41, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Apr 6, 2026 11:09, sampling point TC0009 | Coliform (TCR) |
| Absence , sample collected Apr 6, 2026 11:09, sampling point TC0009 | E. Coli |
|
|
| Absence , sample collected Apr 6, 2026 10:30, sampling point TC0010 | Coliform (TCR) |
| Absence , sample collected Apr 6, 2026 10:30, sampling point TC0010 | E. Coli |
|
|
| Absence , sample collected Mar 3, 2026 11:24, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Mar 3, 2026 11:24, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Mar 3, 2026 11:12, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Mar 3, 2026 11:12, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Mar 3, 2026 11:36, sampling point TC0008 | Coliform (TCR) |
| Absence , sample collected Mar 3, 2026 11:36, sampling point TC0008 | E. Coli |
|
|
| Absence , sample collected Mar 2, 2026 10:40, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Mar 2, 2026 10:40, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Mar 2, 2026 10:25, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Mar 2, 2026 10:25, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Mar 2, 2026 10:56, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Mar 2, 2026 10:56, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Mar 2, 2026 11:27, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Mar 2, 2026 11:27, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Feb 4, 2026 11:49, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Feb 4, 2026 11:49, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Feb 4, 2026 12:03, sampling point TC0009 | Coliform (TCR) |
| Absence , sample collected Feb 4, 2026 12:03, sampling point TC0009 | E. Coli |
|
|
| Absence , sample collected Feb 4, 2026 11:37, sampling point TC0010 | Coliform (TCR) |
| Absence , sample collected Feb 4, 2026 11:37, sampling point TC0010 | E. Coli |
-
- Collected
- Apr 7, 2026 12:37
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251202-63334
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 6, 2026 10:54
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251202-63332
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 6, 2026 10:41
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251202-63331
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 6, 2026 11:09
- Sampling point
- TC0009 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251202-63333
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 6, 2026 10:30
- Sampling point
- TC0010 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251202-63330
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 3, 2026 11:24
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-34423
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 3, 2026 11:12
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-34422
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 3, 2026 11:36
- Sampling point
- TC0008 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-251202-63328
- 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 10:40
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-34419
- 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 10:25
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-34418
- 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 10:56
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-34420
- 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 11:27
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-34421
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 4, 2026 11:49
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-34416
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 4, 2026 12:03
- Sampling point
- TC0009 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-34417
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 4, 2026 11:37
- Sampling point
- TC0010 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-34415
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli