Mauna Loa summit eruptions
E367703
Mauna Loa summit eruptions are volcanic outbursts originating from the volcano’s high-altitude summit region, characterized by large, fluid lava flows and activity focused within the central caldera.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mauna Loa summit eruptions canonical | 1 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Hawaiian-style eruption
ⓘ
volcanic eruption type ⓘ |
| altitudeContext | high-altitude summit region ⓘ |
| associatedWith |
earthquake swarms beneath the summit
ⓘ
summit inflation and deflation cycles ⓘ |
| climateImpact | limited global climatic effect ⓘ |
| distinguishedFrom | Mauna Loa flank eruptions ⓘ |
| eruptionColumnHeight | generally low eruption columns ⓘ |
| eruptionDuration | typically days to weeks ⓘ |
| eruptionExplosivityIndex | typically VEI 0–2 ⓘ |
| eruptionFocus |
central caldera
ⓘ
summit rift zones ⓘ |
| eruptionFrequency | intermittent on decadal to multi-decadal timescales ⓘ |
| eruptionStyle |
effusive
ⓘ
fissure eruption ⓘ lava fountain activity ⓘ |
| eruptionVolume | can produce large lava volumes ⓘ |
| gasComposition |
CO2
ⓘ
H2O-rich volcanic gases ⓘ SO2 ⓘ |
| hazardType |
lava flows
ⓘ
tephra fall (minor) ⓘ volcanic gases ⓘ |
| lavaFlowDirection | primarily confined near summit area ⓘ |
| lavaFlowImpact | generally less threatening to distant communities than flank eruptions ⓘ |
| lavaFlowStyle | fluid lava flows ⓘ |
| lavaViscosity | low ⓘ |
| location |
Hawaii
ⓘ
surface form:
Hawai‘i, United States
Big Island of Hawaiʻi ⓘ
surface form:
Island of Hawai‘i
Mauna Loa summit ⓘ
surface form:
Mauna Loa summit region
Mokuʻāweoweo caldera ⓘ
surface form:
Moku‘āweoweo caldera
|
| monitoredBy |
GPS deformation measurements
ⓘ
InSAR ⓘ
surface form:
InSAR (satellite radar)
gas emission measurements ⓘ seismic networks ⓘ webcams and visual observations ⓘ |
| monitoringAgency |
Hawaiian Volcano Observatory
ⓘ
United States Geological Survey ⓘ
surface form:
U.S. Geological Survey
|
| relatedProcess |
dike intrusion beneath summit
ⓘ
magma recharge in shallow summit reservoir ⓘ |
| researchUse |
caldera dynamics and deformation studies
ⓘ
study of basaltic effusive processes ⓘ |
| tectonicSetting | Hawaiian hotspot ⓘ |
| typicalFeature |
curtain-of-fire fissure segments
ⓘ
lava lakes or ponds in summit vents (episodic) ⓘ |
| typicalMagmaComposition | tholeiitic basalt ⓘ |
| volcano | Mauna Loa ⓘ |
| volcanoType | shield volcano ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.