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Dieng Volcanic Complex

Complex in Indonesia

Last Eruption: 2025

Key Facts

Elevation

2,565 m (8,415 ft)

Type

Complex

Location

-7.200°, 109.879°

Region

Sunda Volcanic Arc

Total Eruptions

30

Max VEI

VEI 3

Rock Type

Andesite / Basaltic Andesite

Tectonic Setting

Subduction zone

Location

Loading map...

Eruption Timeline

2025 CENotable

Most recent confirmed eruption

1995 CEVEI 1

Historical eruption (estimated)

1992 CEVEI 1

Historical eruption (estimated)

1980 CEVEI 2

Historical eruption (estimated)

1977 CEVEI 2

Historical eruption (estimated)

1975 CEVEI 2

Historical eruption (estimated)

1963 CEVEI 3

Historical eruption (estimated)

1958 CEVEI 3

Historical eruption (estimated)

1946 CEVEI 3

Historical eruption (estimated)

1934 CEVEI 2

Historical eruption (estimated)

1924 CEVEI 3

Historical eruption (estimated)

1919 CEVEI 1

Historical eruption (estimated)

1912 CEVEI 2

Historical eruption (estimated)

1907 CEVEI 1

Historical eruption (estimated)

1904 CEVEI 1

Historical eruption (estimated)

1889 CEVEI 2

Historical eruption (estimated)

1869 CEVEI 3

Historical eruption (estimated)

1854 CEVEI 1

Historical eruption (estimated)

1844 CEVEI 3

Historical eruption (estimated)

1834 CEVEI 2

Historical eruption (estimated)

Showing most recent 20 of 21 recorded eruptions

Overview

The Dieng plateau in the highlands of central Java is renowned both for the variety of its volcanic scenery and as a sacred area housing Java's oldest Hindu temples, dating back to the 9th century CE. The Dieng Volcanic Complex consists of multiple stratovolcanoes and more than 20 small Pleistocene-to-Holocene craters and cones over a 6 x 14 km area. Prahu stratovolcano was truncated by a large Pleistocene caldera, which was subsequently filled by a series of cones, lava domes, and craters, many containing lakes.

Lava flows cover much of the plateau, but observed activity has been restricted to minor phreatic eruptions. Gas emissions are a hazard at several craters and have caused fatalities. There are abundant thermal features and high heat flow across the area.

Volcanic Hazards & Risk Assessment

Primary Hazards

    Risk Level

    Population at RiskModerate
    Infrastructure RiskHigh
    Aviation RiskSignificant

    Geological Composition & Structure

    Rock Types

    Primary
    Andesite / Basaltic Andesite
    Silica Content
    Intermediate (57-63% SiO₂)

    Tectonic Setting

    Subduction zone
    Formed by oceanic plate subduction, typically producing explosive eruptions due to water-rich magmas.

    Age & Formation

    Epoch
    Holocene
    Evidence
    Eruption Observed

    Eruption Statistics & Analysis

    MetricValueGlobal RankingSignificance
    Total Recorded Eruptions30HighHighly active volcano
    Maximum VEIVEI 3ModerateLocal impact potential
    Recent Activity1 years agoVery RecentCurrently active

    Monitoring & Alert Status

    Monitoring Networks

    Global Volcanism Program
    International eruption database

    Current Status

    Active
    Recent volcanic activity detected. Continuous monitoring in place.

    Nearby Volcanoes in Sunda-Banda Volcanic Regions

    Regional Volcanic Activity
    The Sunda-Banda Volcanic Regions contains multiple active volcanic systems. Cross-regional magma interactions and tectonic stresses can influence eruption patterns across the entire arc. Monitor regional seismic activity and volcanic alerts.

    Quick Info

    • Smithsonian ID: 263200
    • Evidence: Eruption Observed
    • Epoch: Holocene

    About the Photo

    The Dieng volcanic complex, seen here from the SE, has numerous small craters and cones of Pleistocene-to-Holocene age over an area of 6 x 14 km. Minor phreatic eruptions have occurred in historical time, sometimes associated with hazardous gas emissions. The volcanic terrain of the Dieng plateau contains the oldest temples in Java.

    Photo by Sumarma Hamidi, 1973 (Volcanological Survey of Indonesia).

    Basic Information

    This page shows basic data from the Smithsonian Global Volcanism Program. For more detailed information, visit the official Smithsonian page.