Asilomar State Beach

Managed by The Swim Guide

Asilomar State Beach is a popular spot for nature walks, surfing, kayaking, and kite flying. It is an accessible beach, and features beach wheelchairs to allow those with limited mobility to enjoy the coastal experience. It is also dog-friendly; dogs must remain leashed at all times.

WATER QUALITY
  • Passed water quality tests at least 95% of the time
  • Historical Status
  • This status is based on the latest sample, taken on . 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
18°C
Clear and sunny
MONITORING FREQUENCY

Asilomar State Beach 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

Asilomar State Beach

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 . 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
18°C
Clear and sunny

Asilomar State Beach is a popular spot for nature walks, surfing, kayaking, and kite flying. It is an accessible beach, and features beach wheelchairs to allow those with limited mobility to enjoy the coastal experience. It is also dog-friendly; dogs must remain leashed at all times.

MONITORING FREQUENCY

Asilomar State Beach 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



Swim Guide shares the best information we have at the moment you ask for it. Always obey signs at the beach or advisories from official government agencies. Stay alert and check for other swimming hazards such as dangerous currents and tides. Please report your pollution concerns so Affiliates can help keep other beach-goers safe.

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