Monitoring station repair at Sep. Lobe at Mount St. Helens, July 2012.
Detailed Description
A new concrete pad is poured at the September Lobe seismic monitoring station, located in the crater of Mount St. Helens. The green hut will be installed on the pad and re-wired, improving the reliability of this important, near-vent site that is subject to heavy winter snow.
Sources/Usage
Public Domain.