This photo provided by the Hawaii Department of Land and Natural Resources shows damage to the roof of a tour boat after an explosion sent lava flying through the roof off the Big Island of Hawaii Monday, July 16, 2018, injuring at least 23 people. The lava came from the Kilauea volcano, which has been erupting from a rural residential area since early May. (Photo/Agencies)
File photo: People watch from a tour boat as lava flows into the Pacific Ocean in the Kapoho area, east of Pahoa, during ongoing eruptions of the Kilauea Volcano in Hawaii, U.S., June 4, 2018. (Photo/Agencies)
File photo: People watch from a tour boat as lava flows into the Pacific Ocean in the Kapoho area, east of Pahoa, during ongoing eruptions of the Kilauea Volcano in Hawaii, U.S., June 4, 2018.(Photo/Agencies)
File photo: Lava erupts in Leilani Estates during ongoing eruptions of the Kilauea Volcano in Hawaii, U.S., June 5, 2018. (Photo/Agencies)
This photo provided by the Hawaii Department of Land and Natural Resources shows damage to the roof of a tour boat after an explosion sent lava flying through the roof off the Big Island of Hawaii Monday, July 16, 2018, injuring at least 23 people. The lava came from the Kilauea volcano, which has been erupting from a rural residential area since early May. (Photo/Agencies)