Volcano profile

Japan

Chokaisan.

Volcano profile for Chokaisan in Japan, including its current status, catalog data, nearby earthquakes and live map layers.

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Current status
No current eruption report
Volcano type
Stratovolcano
Elevation
2,236 m
Last documented eruption
1974
Coordinates
39.0994°, 140.0489°
GVP number
283220

Live map

Live map around Chokaisan

Satellites & ash clouds

Map options

Airports and nuclear plants provide geographic context. Being in or near an area does not establish closure, damage or a specific hazard.

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No current eruption report

Japan

Chokaisan

Stratovolcano

Elevation
2,236 m
Last documented eruption
1974
No current eruption report

No current report does not mean extinct or safe. Source coverage varies between volcanoes.

Geography & tectonics
Coordinates
39.0994°, 140.0489°
Volcanic region (GVP)
Northeast Japan Volcanic Arc
Tectonic setting
Subduction zone / Continental crust (> 25 km)
GVP
283220
Documented eruptions · Nearby earthquakes ↓

Source: Smithsonian Global Volcanism Program

This display is not an official warning. Follow information from the responsible authorities when making local decisions.

Live cameras

Chokaisan · Live cameras

Recent images from official volcano observatories.

Chokaisan – Visual webcam: Chokaisan – 鳥海山 上郷２, Japan Visual webcam

Chokaisan – 鳥海山 上郷２

LIVE

Updated 8 min ago · Last image:

Source: Japan Meteorological Agency (JMA)License: Public Data License 1.0

Profile

Chokaisan · Japan

Documented eruptions

Latest catalogue records. Historical records are incomplete; missing values are unknown. VEI describes eruption explosivity.

StartEndVEIReport status
1 Mar 197430 Apr 19741Confirmed eruption
9 Jul 183416 Jul 1834?2Confirmed eruption
23 May 1821Not available?2Confirmed eruption
16 Dec 180016 Jul 18042Confirmed eruption
1764Not available2Uncertain eruption
Jun 1740Uncertain dating1747?2Confirmed eruption
31 Dec 1738Not available2Uncertain eruption
1735Not available2Uncertain eruption

Source: Smithsonian GVP · Dataset date: 2026-09-21

Nearby earthquakes

Last 7 days · 100 km · up to 10 events. Proximity does not establish a volcanic cause.

  • No recorded events in this selection.
Nearby earthquakes ↗

QuakeMap24

Volcano at a glance

Map view with the current report status and volcano elevation.

Chokaisan · No current eruption report · 2,236 m

Radius · 100 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Shonai AirportJapan · SYO · RJSY
    39.1 kmStraight-line distance
  • Akita AirportJapan · AXT · RJSK
    59.2 kmStraight-line distance
  • Yamagata AirportJapan · GAJ · RJSC
    81.4 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-21

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Nearby places

NikahoJapan · 21.3 km

SakataJapan · 26.3 km

ShonaiJapan · 30.6 km

Source: GeoNames · Radius: 50 km · Straight-line distance

Active volcanoes

Active volcanoes

Other volcanoes with a current eruption report.

Eruption reportedAiraJapanCaldera · 1,117 mEruption reportedDukonoIndonesiaVolcanic complex · 1,273 mEruption reportedGreat SitkinUnited StatesStratovolcano · 1,740 mEruption reportedIbuIndonesiaStratovolcano · 1,357 mEruption reportedKanlaonPhilippinesStratovolcano · 2,422 mEruption reportedKarangetangIndonesiaStratovolcano · 1,797 mEruption reportedKlyuchevskoyRussiaStratovolcano · 4,754 mEruption reportedKrakatauIndonesiaCaldera · 285 m

QuakeMap24

Sources & data dates

Core data comes from the Smithsonian Global Volcanism Program and USGS. Map layers and live aircraft are loaded from the sources identified on the page.

This display is not an official warning. Follow information from the responsible authorities when making local decisions.

VAAC / NOAA NWS

Satellite layers · Last successful retrieval: Sep 21, 2026, 1:38 PM UTC