Sierra Pacific Power Company v. Federal Energy Regulatory Commission, and Utah Power and Light Company, Intervenor

BRUNETTI, Circuit Judge:

Sierra Pacific Power Company (“Sierra”) petitions for review of the Federal Energy Regulatory Commission’s (“FERC”) orders permitting the costs of Utah Power and Light Company’s (“UP & L”) lower voltage transmission system to be rolled-in with the costs of its higher voltage system. Sierra argues that FERC’s findings are not supported by substantial evidence and that FERC erroneously failed to follow its own precedent. We affirm.

FACTS AND PROCEEDINGS BELOW

In January 1982, pursuant to section 205(d) of the Federal Power Act, 16 U.S.C. § 824d(d) (1982), UP & L filed with…