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
MS0670005 , FMH Water Association
1 of 1,163 results on record was positive for coliform or another organism the agency tests for. The most recent was June 27, 2011.
They fall across 1 of the 898 samples on record.
Every sample on record, October 9, 2003 to August 3, 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 16–30 of 70 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Apr 7, 2026 14:50, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Apr 7, 2026 14:50, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Mar 4, 2026 15:20, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Mar 4, 2026 15:20, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Mar 4, 2026 15:05, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Mar 4, 2026 15:05, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Mar 4, 2026 14:40, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Mar 4, 2026 14:40, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Feb 23, 2026 15:20, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Feb 23, 2026 15:20, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Feb 23, 2026 16:00, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Feb 23, 2026 16:00, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Feb 23, 2026 14:20, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Feb 23, 2026 14:20, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Jan 13, 2026 15:05, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Jan 13, 2026 15:05, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Jan 13, 2026 14:35, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Jan 13, 2026 14:35, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Jan 13, 2026 14:00, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Jan 13, 2026 14:00, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Dec 16, 2025 13:40, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Dec 16, 2025 13:40, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Dec 16, 2025 14:35, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Dec 16, 2025 14:35, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Dec 16, 2025 14:05, sampling point TC0006 | Coliform (TCR) |
| Absence , sample collected Dec 16, 2025 14:05, sampling point TC0006 | E. Coli |
|
|
| Absence , sample collected Nov 4, 2025 12:10, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Nov 4, 2025 12:10, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Nov 4, 2025 12:35, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Nov 4, 2025 12:35, sampling point TC0002 | E. Coli |
-
- Collected
- Apr 7, 2026 14:50
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260114-559
- Laboratory
- MSDH Lab
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 4, 2026 15:20
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260114-558
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 4, 2026 15:05
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260114-557
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 4, 2026 14:40
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260114-556
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 23, 2026 15:20
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260114-555
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 23, 2026 16:00
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260114-553
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 23, 2026 14:20
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260114-554
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 13, 2026 15:05
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-211216-67383
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 13, 2026 14:35
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260114-552
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 13, 2026 14:00
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-260114-551
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 16, 2025 13:40
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-211216-67382
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 16, 2025 14:35
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-211216-67380
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 16, 2025 14:05
- Sampling point
- TC0006 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-211216-67381
- Laboratory
- MSDH Lab
- Monitoring period
- Dec 1, 2025 – Dec 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Nov 4, 2025 12:10
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-210923-45612
- Laboratory
- MSDH Lab
- Monitoring period
- Nov 1, 2025 – Nov 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Nov 4, 2025 12:35
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-210923-45613
- Laboratory
- MSDH Lab
- Monitoring period
- Nov 1, 2025 – Nov 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli