Hawaiian Volcano Observatory : Kīlauea volcano is erupting. Elevated earthquake activity beneath the summit began at approximately 2 a.m. HST this morning, December 23. By 2:30 a.m., the USGS Hawaiian Volcano Observatory observed eruptive activity in Kīlauea summit webcam images, indicating that an eruption has commenced within Halemaʻumaʻu and the summit caldera in Hawai‘i Volcanoes National Park.