SAN ANTONIO SCUBA FIELD GUIDE
Stretch Your Bottom Time: Enriched Air Nitrox Training in San Antonio
The Nitrox/Enriched Air Diver Course teaches you to analyze oxygen mixes, manage oxygen exposure, and set your dive computer so you can enjoy longer no‑decompression dives.
Stretch Your Bottom Time: Enriched Air Nitrox Training in San Antonio.
Extend your underwater adventures with enriched air nitrox in San Antonio: learn how higher-oxygen, lower-nitrogen mixes buy you more bottom time and shorter surface intervals, and gain the practical skills to analyze tank oxygen and configure your dive computer for safer repetitive dives.
Highlights
Course Highlights
More Bottom Time, Smarter Repeats
Diving with enriched air nitrox gives you more no‑decompression time—especially on repetitive dives—so you can stay down longer and get back in the water sooner.
Real, Practical Skills in One Session
The course covers oxygen exposure management, hands‑on practice analyzing oxygen content in tanks, and how to set your dive computer for nitrox diving.
A Popular Specialty with Wide Appeal
This is the operator’s most popular specialty scuba course and is open to divers aged 12 and up who meet the basic Open Water prerequisites.
What the day feels like
What the Course Feels Like
In a compact, focused session you’ll move from classroom explanation to hands‑on practice: study why higher oxygen reduces nitrogen uptake, learn enriched‑air equipment considerations, analyze the oxygen content of a scuba tank, and finish by programming your dive computer for nitrox profiles.
Suitability
Who it's for
Who benefits most from this short specialty course.
Practical planner
Details to review before reserving
The course is a focused 2‑hour session covering classroom instruction and hands‑on practice.
Bring your dive computer and certification paperwork as applicable; you will practice analyzing the oxygen content of a scuba tank and setting your computer for nitrox.
Expect to learn oxygen exposure management, enriched air equipment considerations, tank oxygen analysis, and dive computer configuration for nitrox diving.
Review cancellation policies before reserving.
Frequently asked questions
Planning Your Outing
How long is the Nitrox/Enriched Air Diver Course?
The course lasts approximately 2 hours.
What are the prerequisites to take the course?
You must be currently enrolled in an Open Water course or already hold an Open Water or Junior Open Water certification.
What will I learn during the course?
You will learn why higher oxygen, lower nitrogen mixes give more bottom time, discuss enriched‑air equipment considerations, practice analyzing tank oxygen content, and set your dive computer for nitrox dives.
Is there a minimum age to participate?
Yes—participants must be at least 12 years old.
What are the primary benefits of diving with nitrox?
Diving with enriched air nitrox gives you more no‑decompression time, particularly on repetitive dives, allowing longer dives and shorter surface intervals.