Mother's Hydroelectric Plant

It took a little innovation and improvisation, but in 1980 MOTHER EARTH NEWS was able to set up a 110 volt AC hydropower plant on a low-head stream on their property.



066 hydroelectric plant - visitors inspection
One purpose of MOTHER EARTH NEWS' hydroelectric plant is to serve as an education tool for summer seminars.
PHOTO: MOTHER EARTH NEWS STAFF
066 hydroelectric plant - pouring concrete, variable wideth pulley
TOP: Our construction crew prepares to pour the concrete for the civil works. BOTTOM: A system of variable pulleys automatically controls the alternator RPM. 
PHOTO: MOTHER EARTH NEWS STAFF
066 hydroelectric plant - HEXact controller
"The brain" of the plant's unique HEXact speed control system resides behind the control panel.
MOTHER EARTH NEWS STAFF
066 hydroelectric plant - generator
At over 900 pounds, the powerplant wasn't easy to maneuver.
MOTHER EARTH NEWS STAFF
066 hydroelectric plant - turbine and nozzle
The turbine and nozzle before concrete was cast around them.
MOTHER EARTH NEWS STAFF
066 hydroelectric plant - digging a cofferdam
One of MOTHER EARTH NEWS' hard-working Eco-Village employees digs a cofferdam to allow the installation of ten-inch intake pipe.
MOTHER EARTH NEWS STAFF

















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