Stillwater Cove

Del Monte Forest, California
Managed by The Swim Guide

Stillwater cove is a relatively undisturbed marine environment. Due to the sensitivity of this habitat, only 10 divers a day are allowed access. Reservations for both diving and parking, are required: call 831-625-8507 or 625-5835 up to two weeks in advance.

WATER QUALITY
  • Passed water quality tests at least 95% of the time
  • Historical Status
  • This status is based on the latest sample, taken on November 6th, 2018. The Swim Guide updates the status of this beach as soon as test results become available. These results were posted to Swim Guide on at
For water quality icon legend, click:   
CURRENT WEATHER
9°C
Clear
MONITORING FREQUENCY

Stillwater Cove is sampled weekly from January 1st to December 31st

SOURCE INFORMATION

Monterey County Health Department collects samples at this beach every week from April 1st - October 31st and from monthly November 1st - March 31st. Samples are tested for levels of total coliform, fecal coliform and enterococcus. Swim Guide checks daily for updates during the monitoring season.

The standards for indicator bacteria are as follows:

Single sample maximum
Total Coliform > 10,000 MPN (Most Probable Number) / 100 ml of water
Fecal Coliform > 400 MPN / 100 ml
Enterococcus > 104 MPN / 100 ml

Geometric Mean (5 samples collected over a 30 day period)
Total Coliform > 1,000 MPN / 100 ml of water
Fecal Coliform > 200 MPN / 100 ml
Enterococcus > 33 MPN / 100 ml

A coastal beach is marked Green when bacteria levels for a single day and geometric mean are below the standards mentioned.

A coastal beach is marked Red when bacteria levels for a single day or the geometric mean are above the standards mentioned.

A beach is marked Grey when there is no current or reliable monitoring information available.

WATER QUALITY GRAPH

Stillwater Cove

Del Monte Forest, California
Managed by The Swim Guide

WATER QUALITY
  • Passed water quality tests at least 95% of the time
  • Historical Status
  • This status is based on the latest sample, taken on November 6th, 2018. The Swim Guide updates the status of this beach as soon as test results become available. These results were posted to Swim Guide on at
For water quality icon legend, click:   
CURRENT WEATHER
9°C
Clear

Stillwater cove is a relatively undisturbed marine environment. Due to the sensitivity of this habitat, only 10 divers a day are allowed access. Reservations for both diving and parking, are required: call 831-625-8507 or 625-5835 up to two weeks in advance.

MONITORING FREQUENCY

Stillwater Cove is sampled weekly from January 1st to December 31st

SOURCE INFORMATION

Monterey County Health Department collects samples at this beach every week from April 1st - October 31st and from monthly November 1st - March 31st. Samples are tested for levels of total coliform, fecal coliform and enterococcus. Swim Guide checks daily for updates during the monitoring season.

The standards for indicator bacteria are as follows:

Single sample maximum
Total Coliform > 10,000 MPN (Most Probable Number) / 100 ml of water
Fecal Coliform > 400 MPN / 100 ml
Enterococcus > 104 MPN / 100 ml

Geometric Mean (5 samples collected over a 30 day period)
Total Coliform > 1,000 MPN / 100 ml of water
Fecal Coliform > 200 MPN / 100 ml
Enterococcus > 33 MPN / 100 ml

A coastal beach is marked Green when bacteria levels for a single day and geometric mean are below the standards mentioned.

A coastal beach is marked Red when bacteria levels for a single day or the geometric mean are above the standards mentioned.

A beach is marked Grey when there is no current or reliable monitoring information available.

WATER QUALITY GRAPH



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