There are about 170 potentially active volcanoes in the U.S., according to the USGS. ABC News’ Marilyn Heck and Jennifer Watts contributed to this report.
There are about 170 potentially active volcanoes in the U.S., according to the USGS. ABC News' Marilyn Heck and Jennifer Watts contributed to this report.
18. "Each episode of lava fountaining since December 23, 2024, has continued for 14 hours to 8 days and episodes have been separated by pauses in eruptive activity lasting less than 24 hours to 12 ...