Hydroelectric unit in California goes offline

A 407-MW hydroelectric electric project in California operated by Pacific Gas & Electric (PG&E) experienced an unplanned outage on March 7, according to the Department of Energy (DOE).

PG&E’s Helms Unit 1 hydro project experienced an unplanned shutdown on March 7, DOE said in a daily update.

GenerationHub data lists Helms as having three pumped storage hydro facilities that each has a generating capacity of roughly 400 MW. The facilities are located at Shaver Lake, which is in Fresno County. Each of the units was commissioned around 1984.


About Wayne Barber 4201 Articles
Wayne Barber, Chief Analyst for the GenerationHub, has been covering power generation, energy and natural resources issues at national publications for more than 20 years. Prior to joining PennWell he was editor of Generation Markets Week at SNL Financial for nine years. He has also worked as a business journalist at both McGraw-Hill and Financial Times Energy. Wayne also worked as a newspaper reporter for several years. During his career has visited nuclear reactors and coal mines as well as coal and natural gas power plants. Wayne can be reached at wayneb@pennwell.com.