March 27 marks the anniversary of the onset of Mauna Loa’s dramatic 1868 eruption, when lava flows from the Southwest Rift Zone severely impacted the Ka‘u district. However, this may not have been the ...

Scientists lower Mauna Loa alert level, say eruption could end soon Scientists lowered the alert level for the Mauna Loa volcano on Hawaii's Big Island from a warning to a watch on Saturday and ...

The NOAA office in Hilo that supports that carbon dioxide sampling has been flagged for a possible lease cancellation.

Still, there seems to be enough evidence that some sort of collapse occurred at Mauna Loa’s summit in 1868, which remains notable as the only such event in the volcano’s documented history.