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
MS0230063 , Standard Dedeaux Water Association
2 of 1,894 results on record were positive for coliform or another organism the agency tests for. The most recent was July 9, 2018.
They fall across 2 of the 1,381 samples on record.
Every sample on record, November 4, 2004 to August 10, 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 76–90 of 138 samples in this date range, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Aug 4, 2025 07:36, sampling point TC0015 | Coliform (TCR) |
| Absence , sample collected Aug 4, 2025 07:36, sampling point TC0015 | E. Coli |
|
|
| Absence , sample collected Aug 4, 2025 08:32, sampling point TC0018 | Coliform (TCR) |
| Absence , sample collected Aug 4, 2025 08:32, sampling point TC0018 | E. Coli |
|
|
| Absence , sample collected Aug 4, 2025 08:05, sampling point TC0022 | Coliform (TCR) |
| Absence , sample collected Aug 4, 2025 08:05, sampling point TC0022 | E. Coli |
|
|
| Absence , sample collected Jul 15, 2025 07:26, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Jul 15, 2025 07:26, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Jul 15, 2025 07:52, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Jul 15, 2025 07:52, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Jul 15, 2025 08:26, sampling point TC0025 | Coliform (TCR) |
| Absence , sample collected Jul 15, 2025 08:26, sampling point TC0025 | E. Coli |
|
|
| Absence , sample collected Jul 14, 2025 07:38, sampling point TC0015 | Coliform (TCR) |
| Absence , sample collected Jul 14, 2025 07:38, sampling point TC0015 | E. Coli |
|
|
| Absence , sample collected Jul 14, 2025 08:26, sampling point TC0018 | Coliform (TCR) |
| Absence , sample collected Jul 14, 2025 08:26, sampling point TC0018 | E. Coli |
|
|
| Absence , sample collected Jul 14, 2025 08:05, sampling point TC0022 | Coliform (TCR) |
| Absence , sample collected Jul 14, 2025 08:05, sampling point TC0022 | E. Coli |
|
|
| Absence , sample collected Jun 9, 2025 07:15, sampling point TC0002 | Coliform (TCR) |
| Absence , sample collected Jun 9, 2025 07:15, sampling point TC0002 | E. Coli |
|
|
| Absence , sample collected Jun 9, 2025 07:35, sampling point TC0005 | Coliform (TCR) |
| Absence , sample collected Jun 9, 2025 07:35, sampling point TC0005 | E. Coli |
|
|
| Absence , sample collected Jun 9, 2025 08:10, sampling point TC0025 | Coliform (TCR) |
| Absence , sample collected Jun 9, 2025 08:10, sampling point TC0025 | E. Coli |
|
|
| Absence , sample collected Jun 2, 2025 07:30, sampling point TC0015 | Coliform (TCR) |
| Absence , sample collected Jun 2, 2025 07:30, sampling point TC0015 | E. Coli |
|
|
| Absence , sample collected Jun 2, 2025 08:25, sampling point TC0018 | Coliform (TCR) |
| Absence , sample collected Jun 2, 2025 08:25, sampling point TC0018 | E. Coli |
|
|
| Absence , sample collected Jun 2, 2025 07:56, sampling point TC0022 | Coliform (TCR) |
| Absence , sample collected Jun 2, 2025 07:56, sampling point TC0022 | E. Coli |
-
- Collected
- Aug 4, 2025 07:36
- Sampling point
- TC0015 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240605-25268
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 4, 2025 08:32
- Sampling point
- TC0018 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240605-25270
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 4, 2025 08:05
- Sampling point
- TC0022 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240605-25269
- Laboratory
- MSDH Lab
- Monitoring period
- Aug 1, 2025 – Aug 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 15, 2025 07:26
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240605-25265
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2025 – Jul 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 15, 2025 07:52
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240605-25266
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2025 – Jul 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 15, 2025 08:26
- Sampling point
- TC0025 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240605-25267
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2025 – Jul 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 14, 2025 07:38
- Sampling point
- TC0015 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240605-25262
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2025 – Jul 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 14, 2025 08:26
- Sampling point
- TC0018 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240605-25264
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2025 – Jul 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 14, 2025 08:05
- Sampling point
- TC0022 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240605-25263
- Laboratory
- MSDH Lab
- Monitoring period
- Jul 1, 2025 – Jul 31, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 9, 2025 07:15
- Sampling point
- TC0002 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240605-25258
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2025 – Jun 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 9, 2025 07:35
- Sampling point
- TC0005 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240605-25259
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2025 – Jun 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 9, 2025 08:10
- Sampling point
- TC0025 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240605-25260
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2025 – Jun 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 2, 2025 07:30
- Sampling point
- TC0015 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240605-25255
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2025 – Jun 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 2, 2025 08:25
- Sampling point
- TC0018 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240605-25257
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2025 – Jun 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 2, 2025 07:56
- Sampling point
- TC0022 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-240605-25256
- Laboratory
- MSDH Lab
- Monitoring period
- Jun 1, 2025 – Jun 30, 2025
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli