USGS map of the northeast fissure locations around 12,000ft on Mauna Loa
12:09 AM · Nov 29, 2022"This preliminary map of the eruptive activity at Mauna Loa shows the location of three fissures erupting on the Northeast Rift Zone. We will be providing a more detailed map once our field crews have reported flow locations." ~ USGS Volcanoes Note: map does not show eruptive activity at the summit of Mauna Loa or the upper Southwest slopes of the mountain, both of which have had eruptive vents and/or lava. The map only shows the NERZ vents.