USGS - Volcanic and Seismic Hazards on the Island of Hawaii - Online edition of a general interest publication prepared by the U.S. Geological Survey to provide an explanation and information on the volcanic hazards of Hawaii. pubs.usgs.gov/gip/hazards
USGS Hawaiian Volcano Observatory - Extensive information about the work of the U.S. Geological Survey Hawaiian Volcano Observatory (in Volcano) and the volcanoes of Hawai`i, including Kilauea and Mauna Loa, including their history, current eruption status, and volcanic hazards. hvo.wr.usgs.gov