# Aniakchak Caldera

- **Country:** United States
- **Coordinates:** 56.880000, -158.150000
- **Topo:** USGS Chignik D-1
- **Type:** Caldera (Stratovolcano)
- **Range:** Aleutian Range
- **Embedded:** {{designation list | embed = yes
- **Location:** Aniakchak National Monument and Preserve, Alaska, US
- **Map Size:** 270
- **Formed By:** Subduction zone volcanism
- **Map Relief:** 1
- **Elevation M:** 1341
- **Designation1:** NNL
- **Volcanic Arc:** Aleutian Arc
- **Last Eruption:** May to June 1931
- **Designation1 Date:** November 1967

![Photo of Aniakchak Caldera](https://upload.wikimedia.org/wikipedia/commons/b/bb/Aniakchak-caldera_alaska.jpg)

**Source:** https://en.wikipedia.org/wiki/Mount_Aniakchak (Wikipedia, CC BY-SA)