Lehua Crater is a crescent-shaped volcanic crater off the northern coast of Niihau, accessible as a day trip from Kauai. Known for dramatic underwater topography and diverse marine life, this site offers vertical walls, swim-throughs, and vibrant coral gardens in typically clear water conditions.
Intermediate
100 ft
Boat
70 ft
Best time today
3 PM - 10 PM
Best day in forecast
Monday
2025-06-09
Community-reported visibility
n/a
Warnings
No warnings for today