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
MS0300113 , Ocean Beach
1 of 740 results on record was positive for coliform or another organism the agency tests for. The most recent was December 8, 2005.
They fall across 1 of the 594 samples on record.
Every sample on record, October 2, 2003 to August 5, 2026. No date range is applied.
The most recent samples
No date range is applied: this list draws on every sample on record. Show the last two years only.
The list below shows 1–15 of 594 samples on record, newest first.
Routine (15).
| Result | Organism |
|---|---|
|
|
| Absence , sample collected Aug 5, 2026 13:30, sampling point TC0010 | Coliform (TCR) |
| Absence , sample collected Aug 5, 2026 13:30, sampling point TC0010 | E. Coli |
|
|
| Absence , sample collected Aug 5, 2026 13:45, sampling point TC0011 | Coliform (TCR) |
| Absence , sample collected Aug 5, 2026 13:45, sampling point TC0011 | E. Coli |
|
|
| Absence , sample collected Jul 7, 2026 09:30, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Jul 7, 2026 09:30, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Jul 7, 2026 09:45, sampling point TC0008 | Coliform (TCR) |
| Absence , sample collected Jul 7, 2026 09:45, sampling point TC0008 | E. Coli |
|
|
| Absence , sample collected Jun 8, 2026 10:00, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Jun 8, 2026 10:00, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Jun 8, 2026 10:18, sampling point TC0011 | Coliform (TCR) |
| Absence , sample collected Jun 8, 2026 10:18, sampling point TC0011 | E. Coli |
|
|
| Absence , sample collected May 5, 2026 09:45, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected May 5, 2026 09:45, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected May 5, 2026 09:30, sampling point TC0010 | Coliform (TCR) |
| Absence , sample collected May 5, 2026 09:30, sampling point TC0010 | E. Coli |
|
|
| Absence , sample collected Apr 8, 2026, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Apr 8, 2026, sampling point TC0003 | E. Coli |
|
|
| Absence , sample collected Apr 8, 2026, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Apr 8, 2026, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Mar 3, 2026, sampling point TC0010 | Coliform (TCR) |
|
|
| Absence , sample collected Mar 3, 2026, sampling point TC0011 | Coliform (TCR) |
|
|
| Absence , sample collected Feb 10, 2026 10:20, sampling point TC0007 | Coliform (TCR) |
| Absence , sample collected Feb 10, 2026 10:20, sampling point TC0007 | E. Coli |
|
|
| Absence , sample collected Feb 10, 2026 10:45, sampling point TC0008 | Coliform (TCR) |
| Absence , sample collected Feb 10, 2026 10:45, sampling point TC0008 | E. Coli |
|
|
| Absence , sample collected Jan 5, 2026 09:20, sampling point TC0003 | Coliform (TCR) |
| Absence , sample collected Jan 5, 2026 09:20, sampling point TC0003 | E. Coli |
-
- Collected
- Aug 5, 2026 13:30
- Sampling point
- TC0010 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2608103-01
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Aug 1, 2026 – Aug 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Aug 5, 2026 13:45
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2608103-02
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Aug 1, 2026 – Aug 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 7, 2026 09:30
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2607112-01
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jul 7, 2026 09:45
- Sampling point
- TC0008 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2607112-02
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Jul 1, 2026 – Jul 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 8, 2026 10:00
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2606159-01
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jun 8, 2026 10:18
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2606159-02
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Jun 1, 2026 – Jun 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 5, 2026 09:45
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2605088-01
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- May 5, 2026 09:30
- Sampling point
- TC0010 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2605088-02
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- May 1, 2026 – May 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 8, 2026
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2604178-02
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Apr 8, 2026
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2604178-01
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Apr 1, 2026 – Apr 30, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Mar 3, 2026
- Sampling point
- TC0010 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2603088-01
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Mar 3, 2026
- Sampling point
- TC0011 Outside Faucet
- Sample type
- Routine
- Lab sample
- 2603088-02
- Laboratory
- Micro Methods Laboratory
- Monitoring period
- Mar 1, 2026 – Mar 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Collected
- Feb 10, 2026 10:20
- Sampling point
- TC0007 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250523-29578
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Feb 10, 2026 10:45
- Sampling point
- TC0008 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250523-29579
- Laboratory
- MSDH Lab
- Monitoring period
- Feb 1, 2026 – Feb 28, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli
-
- Collected
- Jan 5, 2026 09:20
- Sampling point
- TC0003 Outside Faucet
- Sample type
- Routine
- Lab sample
- BACT-250523-29577
- Laboratory
- MSDH Lab
- Monitoring period
- Jan 1, 2026 – Jan 31, 2026
-
- Result
- Absence
- Organism
- Coliform (TCR)
-
- Result
- Absence
- Organism
- E. Coli