New video was released by the USGS shows some of the lava now flowing at 15 miles per hour.
MORE: Kilauea volcano continues spewing lava from active fissure in Hawaii
Authorities are warning residents and tourists to stay away.
Tourists could be fined or arrested if they are caught taking pictures.
So far more than 600 homes have been destroyed.
USGS scientists have been unable to determine when the eruptions will end.
MORE: Lava flow from Hawaii volcano engulfs neighborhood, creates new land