https://www.alaska.org/detail/mount-spurr-volcano
Mount Spurr Volcano | Visible from Anchorage | ALASKA.ORG
This 11,070-foot volcano last erupted in September of 1992, when it dusted the region with an eighth-inch layer of volcanic ash
mount spurranchorage alaskavolcanovisible
https://dggs.alaska.gov/pubs/id/4338
B 2139 - Real-time C-band radar observations of 1992 eruption clouds from Crater Peak, Mount Spurr...