Hualālai Southwest Rift Zone

E536267

Hualālai Southwest Rift Zone is a volcanic fissure system on the western side of Hawaii’s Hualālai volcano, characterized by aligned vents, lava flows, and cones that mark one of the volcano’s primary zones of eruptive activity.

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Statements (48)

Predicate Object
instanceOf volcanic fissure system
volcanic rift zone
associatedWith Hawaiian hotspot
Hawaiian–Emperor seamount chain NERFINISHED
dominantMagmaType alkalic basalt
tholeiitic basalt
eruptionDistribution focuses much of Hualālai’s flank eruptions
eruptionFrequencyRelativeToSummit higher than summit region of Hualālai in late Holocene
eruptionStyle Strombolian to Hawaiian
primarily effusive
formsPartOf Hualālai rift system NERFINISHED
hasAgeRangeOfLavas Holocene
Late Pleistocene to Holocene
hasEruptiveProduct pāhoehoe lava
ʻaʻā lava
hasGeologicalFeature aligned vents
cinder cones
fissure vents
lava flows
spatter cones
hasHistoricalActivity yes
hasMorphology linear vent alignment
monogenetic cones
hasSubaerialExpression yes
hasSubmarineExtension likely
hasTopographicExpression chains of cones and fissures
hazardType lava flow inundation
tephra fall
volcanic gas emission
hostVolcano Hualālai NERFINISHED
influences coastal geomorphology of west Hawaii Island
isOneOfPrimaryRiftZonesOf Hualālai volcano NERFINISHED
isPrimaryEruptiveZoneOf Hualālai volcano NERFINISHED
lastMajorEruptionsCentury 19th century
locatedIn Hawaii Island NERFINISHED
State of Hawaii NERFINISHED
United States of America
surface form: United States
locatedOn west flank of Hualālai volcano
western side of Hawaii Island
monitoredBy Hawaiian Volcano Observatory NERFINISHED
U.S. Geological Survey NERFINISHED
nearbySettlementImpactRisk Kona district communities
orientation southwest-trending
partOf Hualālai volcano NERFINISHED
tectonicSetting intraplate hotspot volcano
trendRelativeToCoastline roughly parallel to Kona coast
volcanicFieldType rift-fed cone and flow field
volcanoTypeOfHost shield volcano

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Hualālai hasVolcanicField Hualālai Southwest Rift Zone