W. M. Keck Observatory

W. M. Keck Observatory and Duke Energy's Rec Solar Announce Completion of Major Sustainability Project in Hawaii

133-kW rooftop solar site is world’s largest commercial solar system installed at highest altitude.
Press Release

CHARLOTTE, N.C. and MAUNA KEA, Hawaii /3BL Media/ - Duke Energy’s REC Solar and W. M. Keck Observatory have completed the world’s largest commercial solar system installed at the record-breaking altitude of 13,600 feet.

The rooftop solar project – located near the summit of Mauna Kea, a dormant volcano on the Big Island of Hawaii – will reduce Keck Observatory’s carbon footprint and lower its cost of energy.

Subscribe to W. M. Keck Observatory