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Farnsworth Banks

Deep offshore Catalina pinnacle with hydrocoral and big marine life.

Scuba DivingBoatAdvanced
DeepPinnacleReefWall
Local operator required

Boat access, depth management, and current calls are best handled by an experienced Catalina operator.

Boat-only advanced dive off Catalina with a deep pinnacle profile, purple hydrocoral, and an autumn window that usually gives the best conditions.

About Farnsworth Banks

Farnsworth Banks is a deep offshore Catalina pinnacle with purple hydrocoral, vertical relief, and the kind of open-ocean diving that rewards disciplined gas planning. It is a boat-only site for experienced divers, and the best days combine calm seas, clear water, and a slow pass over the rock. Sea lions, barracuda, electric rays, and big black sea bass are the usual draw, with the hydrocoral fields making the site a California classic.

Research Estimate At Farnsworth Banks

Conservative baseline from public research. No community dives logged yet.

VisibilityVisibility: 12m
AccessChallenging entry effort
CoralPristine, vibrant coral
Aquatic LifeGreat variety
FacilitiesLimited facilities
Crowd / PopularityModerate
CurrentStrong current
SurgeModerate surge

Where Is Farnsworth Banks?

Map location of Farnsworth Banks
This spotNearby spots
Community sourced coordinates.

Farnsworth Banks Planning Details

Depth range, seasonality, and planning context.

Reported Depth

18m - 46m

Depth Note

The top starts around 18-20 m, most dives work around 27-33 m, and some guides cite maximum depth beyond 46 m.

Best Season

August to November.

Typical Conditions

Open-ocean pinnacle diving with steep relief, current on the reef edge, and variable visibility.

Safety & Access At Farnsworth Banks

Hazards, restrictions, and access requirements.

Key Hazards

Boat trafficStrong currentSurge

Safety Notes

Treat it as a deep open-ocean dive, descend and ascend on the line, and keep gas and turn pressures conservative.

Access Restrictions

Boat access only; open-ocean conditions can be rough, so this is not a casual drop-in dive.

Legal Notes

The bank is an ecological reserve, so dive planning should respect reserve rules and anchor discipline.

Local Intel For Farnsworth Banks

Community notes to help plan your visit.

Scuba Diving

This is a deep boat dive that rewards conservative gas planning, line discipline, and a slow pass over the pinnacle and wall sections.

Freediving

Not a freedive target; the useful structure sits too deep and the open ocean makes it impractical.

Snorkeling

Not a snorkel target; the site value sits well below the surface and it is run as a boat dive.

Farnsworth Banks Dive Conditions Planner

Use the planner to scan this week, inspect today in local time, and understand how exposure shapes conditions at Farnsworth Banks.

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Visibility Outlook
Rain chance No data
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Exposure Profile at Farnsworth Banks

Directional shelter context for incoming swell.

Exposure Note

Hourly forecast data is not available yet.

Recent Logged Visits At Farnsworth Banks

Community dive logs and visit reports for this site.

No Dive Logs Yet

Be the first to log a dive at this spot and share your experience!

Dive Spot Log Averages At Farnsworth Banks

Average conditions based on logged dives & visits.

Conditions
Avg. Visibility12m
Activity
No dive activity logged yet.

Farnsworth Banks Guide - Frequently Asked Questions

Planning answers for access, conditions, timing, and site logistics.

Farnsworth Banks Guide - Sources and Updates

Last Updated

Research Sources

ecodivecenter.com · Operator

Operator dive page with depth, current, visibility, and site-planning guidance.

Independent public source noting Farnsworth Banks hydrocorals and current-driven coral ecology.

Independent public source covering ecological reserve status and hydrocoral protection.

Dive guide page with access type, difficulty, depth, visibility, and best-season baseline.

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