SDI Underwater Navigation Diver Specialty Course
Never feel lost underwater again—learn to lead with confidence.

Knowing where you are and where you’re going is essential for safe and stress-free diving. The SDI Underwater Navigation Diver Specialty Course offered by Signature Scuba in Rancho Cucamonga teaches you how to navigate confidently beneath the surface using natural and compass-based techniques.

Whether you're diving local lakes or planning ocean excursions off California’s coast, mastering navigation will make you a better, more independent diver.

Who This Course Is For:

• Certified SDI Open Water Scuba Divers (or equivalent)

• Divers looking to increase their confidence underwater

• Inland Empire divers wanting to improve buddy/team leadership

• Anyone preparing for advanced dive training or professional-level certifications

What You’ll Learn:

• How to use a compass and natural references for navigation

• Estimating distance underwater using kick cycles and time

• Navigating square and triangular patterns on the surface and at depth

• Marking and relocating submerged objects or dive entry points

• Dive site mapping and situational awareness techniques

• How to combine natural navigation with compass use for accuracy

Course Requirements:

• Minimum Age: 18, or 10 with parental consent

• Prerequisites: SDI Open Water Scuba Diver certification (or equivalent)

• Dives: Minimum of two open water dives with structured navigation exercises

• Academics: Complete SDI knowledge development with a passing score of 80%

Why Choose Signature Scuba in Rancho Cucamonga?

Located in the heart of the Inland Empire, Signature Scuba offers real-world navigation challenges and expert instruction. We use both local inland dive sites and ocean excursions to ensure you practice your skills in varied environments. This course is perfect preparation for deeper dives, wreck exploration, or leading groups underwater.

Ready to Find Your Way Underwater?

Signature Scuba – Rancho Cucamonga, CA
Call 909-476-8183 to register or ask about upcoming course dates.

Don’t get turned around—take control of your underwater experience. Enroll in the SDI Underwater Navigation Diver Specialty Course today.