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
MS0490001 , 51-55 Water Association
5 of 406 results on record were positive for coliform or another organism the agency tests for. The most recent was June 21, 2011.
They fall across 5 of the 316 samples on record.
Every sample on record, October 21, 2003 to July 15, 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 16–23 of 23 samples in this date range, newest first.
Routine (8).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Apr 22, 2025 15:00, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Apr 22, 2025 15:00, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Mar 17, 2025 10:30, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Mar 17, 2025 10:30, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Feb 18, 2025 10:00, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Feb 18, 2025 10:00, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Jan 22, 2025 10:40, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Jan 22, 2025 10:40, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Dec 11, 2024 14:30, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Dec 11, 2024 14:30, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Nov 20, 2024 10:30, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Nov 20, 2024 10:30, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Oct 28, 2024 13:00, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Oct 28, 2024 13:00, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Sep 30, 2024 12:30, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Sep 30, 2024 12:30, sampling point TC0007 | E. Coli |
-
- Collected
- Apr 22, 2025 15:00
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240416-19786
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2025 – Apr 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 17, 2025 10:30
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240416-19785
- 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 10:00
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240416-19784
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2025 – Feb 28, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 22, 2025 10:40
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240416-19783
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 11, 2024 14:30
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240416-19782
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2024 – Dec 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Nov 20, 2024 10:30
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240416-19781
- Laboratory
- MSDH Lab
- Monitoring period
- Nov 1, 2024 – Nov 30, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 28, 2024 13:00
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240416-19780
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Sep 30, 2024 12:30
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240416-19778
- Laboratory
- MSDH Lab
- Monitoring period
- Sep 1, 2024 – Sep 30, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli