September 3, 2025 — Tephra mound at Kīlauea summit
Detailed Description
A USGS Hawaiian Volcano Observatory geologist descends from the new tephra mound at Kīlauea summit that has been deposited over part of Crater Rim Drive (closed to the public) in Hawai‘i Volcanoes National Park. The short wooden post in the bottom left is the top of a sign post for the road. A tephra collection bucket is situated here for tephra sampling. USGS photo by M. Patrick.
Sources/Usage
Public Domain.