| Lvinaya Past | |
|---|---|
 | |
| Highest point | |
| Elevation | 528 m (1,732 ft) |
| Coordinates | 44°36′29″N 146°59′38″E / 44.608°N 146.994°E |
| Geography | |
  Lvinaya Past Location of Lvinaya Past in Russia | |
| Location | Iturup, Kuril Islands, Russia |
| Geology | |
| Mountain type | Stratovolcano / Caldera |
| Last eruption | 7480 BC ± 80 years |
Lvinaya Past (Russian: Львиная Пасть, literally "Lion's Maw", after a rock that emerges from the sea and resembles a sleeping lion), also known as Moekeshiwan (Japanese: 萌消湾), is a volcano in the southern part of Iturup in the Kuril Islands, administered by Russia and claimed by Japan.[1] The volcano is characterized by a large caldera that is flooded by the Sea of Okhotsk. A large eruption occurred early during the Holocene which reached a volcanic explosivity index of 7.