Arkansas Louisiana Gas Company v. Federal Energy Regulatory Commission

R. LANIER ANDERSON, III, Circuit Judge:

The only issue raised in this petition by Arkansas Louisiana Gas Company (“ARK-LA”) to review orders of the Federal Energy Regulatory Commission (“Commission”) arising from rate increase filings is whether the Commission properly determined the rate of return on common equity. Because we conclude that the Commission has failed to adequately explain its determination of the lower limit of the zone of reasonableness, we vacate and remand for further action.

I

ARKLA is essentially a regional retail distributor of natural gas, serving end-users in Arkansas,…