SCUBA Lessons - Snorkeling Lessons - SCUBA & Snorkeling Gear
Welcome
One Ocean Scuba in Rockville, Maryland, is a full-service PADI 5-Star Dive Center and one of the world’s first PADI Eco-centers. We offer SCUBA diving and snorkeling instruction for all ages and abilities, encouraging a love and respect for the aquatic world.
Upcoming Classes
We offer Snorkeling, Discover SCUBA, Open Water SCUBA Certification, and SCUBA Refresher courses as part of our regular schedule.
If you'd like to join a class, contact us and register today!
Click here for our full schedule.
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Date
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Class Type
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Classes Offered
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Location
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May 3rd (Sunday)
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Pool Class
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Snorkeling - 10 AM
Open Water SCUBA (Class 1) - 10 AM
SCUBA Refresher - 10 AM
Discover SCUBA - 12 PM
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Trinity Washington University Pool
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May 10th (Sunday)
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Pool Class |
Snorkeling - 10 AM
Open Water SCUBA (Class 2) - 10 AM
SCUBA Refresher - 10 AM
Discover SCUBA - 12 PM
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Trinity Washington University Pool
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May 16th & 17th
(Full Weekend) |
Lake Class
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Open Water SCUBA (Class 3)
Other SCUBA Specialties
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Lake Phoenix
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June 7th (Sunday)
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Pool Class
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Snorkeling - 10 AM
Open Water SCUBA (Class 1) - 10 AM
SCUBA Refresher - 10 AM
Discover SCUBA - 12 PM
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Trinity Washington University Pool
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June 14th (Sunday)
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Pool Class |
Snorkeling - 10 AM
Open Water SCUBA (Class 2) - 10 AM
SCUBA Refresher - 10 AM
Discover SCUBA - 12 PM
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Trinity Washington University Pool
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June 27th & 28th
(Full Weekend) |
Lake Class
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Open Water SCUBA (Class 3)
Other SCUBA Specialties
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Lake Phoenix
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Why Choose One Ocean SCUBA?
At One Ocean Scuba, we believe learning to dive should be thorough, unhurried, and confidence-building, not rushed through in a day just to check boxes and send you on your way.
We never rush a student. Our job isn’t done until YOU feel confident you’ve mastered the skills. If you want more time, we give it. We don’t charge extra for patience, and we don’t believe in pushing someone forward before they’re truly ready. One Ocean Scuba promises real instruction, without shortcuts.
What Makes Us Different
- Unrushed, mastery-based training: we focus on building strong, confident divers who feel calm, capable, and excited on their trips. This leads to safer diving and far more enjoyable experiences long after certification.
- Experienced instructors only: every session is led by highly experienced instructors with 30+ years of PADI teaching experience each. No rotating junior staff, no learning on the job, just seasoned professionals guiding every step.
- No extra charges for more pool time: unlike many other shops, we don’t charge extra fees if students need more pool or practice time. Learning at your pace is part of our mission.
- Youth training specialty: we are known for our patience and expertise with young or anxious divers. Teaching requires calmness, flexibility, and trust, qualities we build our programs around.
- Community, not transactions: we’re building a dive community with every diver we certify. That’s why our customers consistently return to us for continuing education, travel, gear, and local diving.
- Eco-concious values: we teach responsible, environmentally aware diving from the very beginning, helping protect the underwater world our divers love.
