Northern California Power Agency Signs Geothermal Power Agreements

January 9, 2023

by Peter Maloney
APPA News
January 9, 2023

The Northern California Power Agency recently signed a set of long-term power purchase agreements to supply renewable geothermal energy and capacity to Silicon Valley Power, the public power utility serving the City of Santa Clara, and potentially other NCPA members.

Under the agreements, signed with the Geysers Power Company LLC, an indirect subsidiary of Calpine, NCPA will purchase and receive renewable energy produced from multiple Calpine geothermal plants in California’s Sonoma and Lake Counties from 2025 to 2036.

The agreements provide for the initial delivery of up to 50 megawatts of renewable energy and capacity, increasing to up to 100 MW from 2027 through to 2036.

NCPA and Geysers Power both individually own and operate geothermal plants in The Geysers area, one of the largest geothermal steam fields in the world.

“This long-term agreement to secure renewable baseload generation only furthers that objective and will help to assure a continued supply of affordable and reliable power for SVP customers for many years to come,” Randy Howard. NCPA’s general manager, said in a statement.

NCPA, based in Roseville, is a California joint powers agency serving nearly 700,000 electric customers was established in 1968 to build and operate electric generation facilities and assist in meeting the wholesale energy supply needs of its 16 members: the cities of Alameda, Biggs, Gridley, Healdsburg, Lodi, Lompoc, Palo Alto, Redding, Roseville, Santa Clara, Shasta Lake, and Ukiah, as well as Plumas-Sierra Rural Electric Cooperative, the Port of Oakland, San Francisco Bay Area Rapid Transit, and the Truckee Donner Public Utility District.