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
MS0590002 , Big V Water Association
3 of 1,729 results on record were positive for coliform or another organism the agency tests for. The most recent was May 13, 2021.
They fall across 3 of the 1,378 samples on record.
Every sample on record, October 2, 2003 to July 22, 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 88 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Dec 15, 2025 10:45, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Dec 15, 2025 10:45, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Dec 15, 2025 09:45, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Dec 15, 2025 09:45, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Nov 18, 2025 08:00, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Nov 18, 2025 08:00, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Nov 18, 2025 08:15, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Nov 18, 2025 08:15, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Nov 18, 2025 08:45, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Nov 18, 2025 08:45, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Nov 18, 2025 09:00, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Nov 18, 2025 09:00, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Oct 20, 2025 08:00, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Oct 20, 2025 08:00, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Oct 20, 2025 08:20, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Oct 20, 2025 08:20, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Oct 20, 2025 08:47, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Oct 20, 2025 08:47, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Oct 20, 2025 09:05, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Oct 20, 2025 09:05, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Sep 15, 2025 08:00, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Sep 15, 2025 08:00, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Sep 15, 2025 08:22, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Sep 15, 2025 08:22, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Sep 15, 2025 08:45, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Sep 15, 2025 08:45, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Sep 15, 2025 09:10, sampling point TC0004 | Coliform (TCR) |
| Absence , sample collected Sep 15, 2025 09:10, sampling point TC0004 | E. Coli |
|
|
| Absence , sample collected Aug 26, 2025 08:00, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Aug 26, 2025 08:00, sampling point TC0001 | E. Coli |
-
- Collected
- Dec 15, 2025 10:45
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-33806
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 15, 2025 09:45
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-33807
- 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 08:00
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-33796
- 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 08:15
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-33797
- 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 08:45
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-33798
- 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 09:00
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-33799
- Laboratory
- MSDH Lab
- Monitoring period
- Nov 1, 2025 – Nov 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 20, 2025 08:00
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-33871
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2025 – Oct 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 20, 2025 08:20
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-33870
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2025 – Oct 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 20, 2025 08:47
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-33833
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2025 – Oct 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 20, 2025 09:05
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-33832
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2025 – Oct 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Sep 15, 2025 08:00
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-33831
- Laboratory
- MSDH Lab
- Monitoring period
- Sep 1, 2025 – Sep 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Sep 15, 2025 08:22
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-33830
- Laboratory
- MSDH Lab
- Monitoring period
- Sep 1, 2025 – Sep 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Sep 15, 2025 08:45
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-33829
- Laboratory
- MSDH Lab
- Monitoring period
- Sep 1, 2025 – Sep 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Sep 15, 2025 09:10
- Sampling point
- TC0004 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-33828
- Laboratory
- MSDH Lab
- Monitoring period
- Sep 1, 2025 – Sep 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 26, 2025 08:00
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240812-33824
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli