AVO Shishaldin ORANGE/WATCH – Seismic unrest continues; elevated surface temperatures throughout week

Aug 9, 2019 23:04 – Seismicity remains elevated with tremor recorded continuously throughout the week. Satellite data showed elevated surface temperatures from the summit crater most days with clear views over this past week week. It remains possible that activity could increase rapidly and with little warning.

Shishaldin is monitored by local seismic and infrasound sensors, satellite data, a web camera, a telemetered geodetic network, and distant infrasound and lightning networks.