Monochromatic Long-Period Seismicity Prior to the 2012 Earthquake Swarm at Little Sitkin Volcano, Alaska

• Published in: Journal of Asian Earth Sciences
• Main Authors: Haney, Matthew M., Buurman, Helena, Holtkamp, Stephen, McNutt, Stephen R.
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: Frontiers Media SA 2021
• Subjects: General Earth and Planetary Sciences; Amchitka; Amchitka Island; Alaska; Aleutian Islands
• Online Access: http://dx.doi.org/10.3389/feart.2021.689651; https://www.frontiersin.org/articles/10.3389/feart.2021.689651/full

Detection of the earliest stages of unrest is one of the most challenging and yet critically needed aspects of volcano monitoring. We investigate a sequence of five unusual long-period (LP) earthquakes that occurred in the days prior to the onset of a months-long volcano-tectonic (VT) earthquake swa...