Eruption Update Eruption Summary Hazards History Volcano Movies Current Status Hazards History Current Eqs Map Felt EQs Destructive EQs Seismicity Hazards, Zoning Instrumentation Hualalai Haleakala Lo`ihi FAQ-SO2 Vog Ash Current SO2Conditions Ocean Entry Lava Zones Types History of HVO Volunteer program Location Contact Us	Recent USGS Publications about Hawaiian Volcanoes and Earthquakes General Interest Booklets: The Story of the Hawaiian Volcano Observatory—A Remarkable First 100 Years of Tracking Eruptions and Earthquakes HVO's founding in 1912, advances in monitoring tools and techniques, significant discoveries over the past century, and notable eruptions and earthquakes during the past 100 years. Eruptions of Hawaiian Volcanoes: Past, Present, and Future The origin of Hawaiian volcanoes, Hawaiian eruptions, monitoring and research, volcanic products and landforms, volcanic hazards and benefits, and more (2nd revised edition). Image DVDs: Selected Time-Lapse Movies of the East Rift Zone Eruption of Kīlauea Volcano, 2004-2008 Documents a variety of flow-field and vent processes. Selected Images of the Effects of the October 15, 2006, Kīholo Bay-Māhukona, Hawaiʻi, Earthquakes and Recovery Efforts Documents damage on the northern half of Hawaiʻi Island caused by magnitude-6.7 and 6.0 earthquakes. Fact Sheets: Kīlauea—An Explosive Volcano in Hawaiʻi Kīlauea's history of explosive eruptions, their causes, and how future events might be foreseen. Earthquakes in Hawaiʻi—An Underappreciated but Serious Hazard Hawaiʻi's earthquakes and their relationship to volcanic activity and tsunami, how they are measured and monitored, and seismic hazards. Hawaiʻi Island Students Create Posters Celebrating HVO's Centennial In honor of our 100th anniversary, HVO hosted a poster contest for Hawaiʻi Island 4th grade students. The Grand Prize poster (right) and other winning posters were displayed at HVO's Open House on January 21, and all posters entered in the contest are on display at KTA stores in Hilo, Kamuela, and Kailua until February 10, 2012.

	Photograph by M. Poland November 14, 2008	Hanging with the sun and the moon Top: Halema`uma`u plume captures the sun in the early morning, creating a picturesque sight. Bottom: With stagnant winds present, Halema`uma`u plume stands straight up, showing off the distant, but bright, full moon. Archive of Featured Photographs
	Photograph by M. Poland November 13, 2008

More Volcano Information from HVO and Beyond Report a felt earthquake to HVO using this form. More USGS Volcano Web sites Alaska Volcano Observatory Northern Mariana Islands Cascades Volcano Observatory Long Valley Observatory Yellowstone Volcano Observatory Volcano Hazards Program Current issue of Volcano Watch essay, written weekly by USGS scientists. Hawai`i Volcanoes National Park, home to HVO. Find visitor information and resources here. Volcanoes for kids, from the Volcano World website.

U.S. Department of the Interior, U.S. Geological Survey, Menlo Park, California, USA URL http://hvo.wr.usgs.gov/ Contact HVO      phone: 808-967-7328 M-F 8 am - 4:30 pm H.s.t.      email: askHVO@usgs.gov      webmaster: hvowebmaster@usgs.gov | USGS Privacy Statement | USGS Disclaimer | Accessibility | Last modification: 31 January 2012 (pnf)