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
MS0040011 , Zama Water Association
4 of 401 results on record were positive for coliform or another organism the agency tests for. The most recent was November 28, 2011.
They fall across 4 of the 310 samples on record.
Every sample on record, October 14, 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 16–25 of 25 samples in this date range, newest first.
Routine (10).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Jun 16, 2025 11:35, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Jun 16, 2025 11:35, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected May 21, 2025 13:56, sampling point TC0016 | Coliform (TCR) |
| Absence , sample collected May 21, 2025 13:56, sampling point TC0016 | E. Coli |
|
|
| Absence , sample collected Apr 16, 2025 13:44, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Apr 16, 2025 13:44, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Mar 25, 2025 13:33, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Mar 25, 2025 13:33, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Feb 25, 2025 12:50, sampling point TC0001 | Coliform (TCR) |
| Absence , sample collected Feb 25, 2025 12:50, sampling point TC0001 | E. Coli |
|
|
| Absence , sample collected Jan 16, 2025 10:20, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Jan 16, 2025 10:20, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Dec 19, 2024 06:55, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Dec 19, 2024 06:55, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Nov 20, 2024 12:31, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Nov 20, 2024 12:31, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Oct 16, 2024 12:55, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Oct 16, 2024 12:55, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Sep 26, 2024 06:45, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Sep 26, 2024 06:45, sampling point TC0002 | E. Coli |
-
- Collected
- Jun 16, 2025 11:35
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230221-4538
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2025 – Jun 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 21, 2025 13:56
- Sampling point
- TC0016 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230221-4537
- Laboratory
- MSDH Lab
- Monitoring period
- May 1, 2025 – May 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 16, 2025 13:44
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230221-4534
- 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 13:33
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230221-4532
- Laboratory
- MSDH Lab
- Monitoring period
- Mar 1, 2025 – Mar 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 25, 2025 12:50
- Sampling point
- TC0001 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250226-10187
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2025 – Feb 28, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 16, 2025 10:20
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230221-4527
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2025 – Jan 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Dec 19, 2024 06:55
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230221-4526
- 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 12:31
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230221-4525
- Laboratory
- MSDH Lab
- Monitoring period
- Nov 1, 2024 – Nov 30, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Oct 16, 2024 12:55
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230221-4524
- Laboratory
- MSDH Lab
- Monitoring period
- Oct 1, 2024 – Oct 31, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Sep 26, 2024 06:45
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-230221-4523
- Laboratory
- MSDH Lab
- Monitoring period
- Sep 1, 2024 – Sep 30, 2024
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli