Geologic mapping has been one of the most fundamental mandates of the U.S. Geological Survey (USGS) since its establishment ...

An undersea volcano off the southeastern coast of the Big Island of Hawaii has been rocked by a swarm of more than 70 ...

The recent eruption at Nāpau Crater was the first on Kīlauea’s middle East Rift Zone (ERZ) in six years. We often remember the Pu‘u‘ō‘ō and Maunaulu eruptions when thinking about the middle East Rift ...

A fissure on the northwestern crater wall of Makauopuhi Crater on the East Rift Zone of Kīlauea sent lava cascading into the deepest portion of the crater March 6, 1965, forming a lava lake.

The recent eruption at Napau Crater was the first on Kilauea’s middle East Rift Zone (ERZ) in six years. We often remember ...

It’s also downslope from Hawaii’s most active volcano. Her house sits outside Pahoa Village in an area that was threatened by a lava flow from Kilauea volcano in 2014. The lava never reached her ...

Her house sits outside Pahoa Village in an area that was threatened by a lava flow from Kilauea volcano in 2014. The lava never reached her neighborhood, but the danger is ever-present and she now ...

The intense seismicity and ground deformation along the East Rift Zone of Kilauea in the past couple of months is interpreted ... such as at Maunaulu (1969-1974), most lava flows would head south from ...