Hoodsport 'N Dive

Full Service Dive Shop

Hoodsport 'N Dive is the only full-service dive shop right on Hood Canal in the town of Hoodsport, WA. And now our second location in Tumwater (Olympia).

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Rec-Tec-Pro Diver Training

Interested in learning to SCUBA DIVE? Advancing your diving skills? Hoodsport 'N Dive is the place to be!

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Surface Supplied-Public Safety

Interested in advancing your diving skills or the skills of your PUBLIC SAFETY dive team? Need SURFACE SUPPLIED DIVING EQUIPMENT training?

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Cylinder Training Services


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Course Description
Course Price

Advanced Trimix Diver is about the highest level Technical Diving and is the top level of training for open circuit divers. Helium Dives to 200+ feet. Higher levels of Helium are utilized to safely dive to deeper depths.

Graduates have the ability to plan and lead complex helium decompression dives that require two or more decompression gases and/or additional stages of bottom gas. Advanced Trimix divers are able to create very thorough contingency plans and have a clear understanding of the limits of their team, their equipment and themselves. This course is considered one of the most informative in the TDI series and once completed, you truly are among the elite in the diving world!

This is a three day course and consists of 6 dives.

Prerequisites for this course are:

  • Be a minimum age of eighteen (18).
  • Have a minimum certification as an Extended Range Diver or Entry Level Trimix Diver (or equivalent).
  • Show proof a minimum of one hundred (100) logged dives with 25 deeper than one hundred (100) feet/ thirty (30) meters.
  • Prior logged experience with double cylinders and any other unfamiliar equipment (i.e. Dry suit).

The following equipment is recommended to bring to the Trimix class. It is STRONGLY advised that all Trimix students own their technical dive gear at this stage of training. If you do not have the equipment needed it will be provided free of charge during the class.

These items are available at Hoodsport 'N Dive and make sure to ask about our 10% discount offered to any student taking a technical class from Hoodsport 'N Dive and ETDS!

  • Dual Cylinders (with regulators)
  • 3 Stage Bottles (at least 40 cubic ft) w/regulators
  • Argon Setup
  • 50lb Lift bag with dump
  • Primary and Backup Light System
  • Dive Reel
  • 7ft Primary Regulator Hose
  • Back-up Mask
  • 2 Dive Computers

The price includes: all books and course material, registration, and diving gases.

Since our prices include the costs of diving gases the final cost is based on the depths the student wishes to achieve. As the dives become deeper, greater amounts of Helium are required to maintain a safe narcosis. With the increased cost of Helium ETDS gives the student the option of their final training depths


200-250 feet - $1050

200-300 feet - $1250

200-330 feet - $1400


Payment Methods Accepted: Cash, Checks, Visa, MasterCard and PayPal.

*3% additional if using credit card

Hoodsport 'N Dive!

Interested in learning to SCUBA DIVE? Interested in advancing your diving skills or the skills of your PUBLIC SAFETY dive team? Do you need safety training utilizing SURFACE SUPPLIED DIVING EQUIPMENT? Hoodsport 'N Dive is the place to be! Our schedules are CONVENIENT. We understand that your time is valuable therefore we teach our courses during a single session, whether that session lasts 2 hours or 5 days, we stay together until the course is completed. With this style of training you do not have to return numerous times to complete a single course.


For all your Canal and south Sound diving needs.
TUMWATER opened weekdays
Hoodsport Location
Our Address:
PO Box 1445
24080 North Hwy 101
Hoodsport, WA 98548
(360) 877-6818
Hours of Operation:
Monday, Tuesday & Thursday - 10am to 4pm
Wednesday - Closed ( visit our TUMWATER location)
Friday - 10am to 6pm
Saturday – 9am to 5pm
Sunday – 9am to 3pm


Easy I-5 and Hwy 101 access – for all your Puget Sound diving needs.
Visit the HOODSPORT Store for equipment and service on weekends. 
Tumwater (Olympia) Location
Our Address:
3409 Capitol Blvd SE Tumwater, WA 98501
(360) 866-3684
Hours of Operation:
Monday - Friday - 10am to 7pm
SaturdayClosed for Diving (Hoodsport OPEN)
Sunday –   Closed for Diving (Hoodsport OPEN)
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