September 17, 2024 — Annual Kīlauea GPS campaign underway

Survey GPS data augment the permanent, continuously recording GPS instruments in HVO's monitoring network. In this photo, a survey tripod is established over a benchmark at Puʻukapukapu, on a remote part of Kīlauea's south flank within Hawai‘i Volcanoes National Park. USGS photo by A. Ellis.