Turbine from Agoyan hydroelectric power plant with severe abrasion ...
By Volcano Hazards Program
2012 (approx.)
Detailed Description
Tephra-laden water filtering through the turbines has necessitated the replacement of four turbines in 21 years. The Agoyan Dam and its (orange) floodgates are designed to let highly turbid water bypass the turbines so as to avoid accelerated wear of generation components