The flywheels are just the latest addition to the company’s impressive lineup of renewable energy systems. Roughly 76 percent of KEA’s electricity comes from hydroelectric energy, with wind providing another 23 percent. The utility also relies on a storage battery system and the flywheels to back up its variable wind systems.
In total, the electric cooperative provides a remarkable 99.8 percent of its power from renewable sources of energy. The shift away from diesel energy has been good news for Kodiak residents, who now pay less per kilowatt-hour of electricity than they did in 2001.
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