Current USGS Volcano Hazard Program Common Alerting Protocol Alerts. https://usgs.gov/programs/VHP/volcano-updates public domain Tue, 15 Sep 2026 14:11:18 -1000 avo-sci@usgs.gov Slow eruption of lava within the summit crater continues, accompanied by weak seismicity. https://volcanoes.usgs.gov/hans-public/rss/cap/volcano/311120 DOI-USGS-AVO-2026-09-15T16:52:28+00:00 Tue, 15 Sep 2026 09:01:41 -0800 askHVO@usgs.gov New vents opened at Kīlauea summit eruption site last night. Kīlauea summit region is pressurized above the level required to start a fountaining episode. Additional changes to the type of activity/eruption location could potentially occur. https://volcanoes.usgs.gov/hans-public/rss/cap/volcano/332010 DOI-USGS-HVO-2026-09-15T03:18:09+00:00 Tue, 15 Sep 2026 14:11:18 -1000