20230519Comments of PacifiCorp.pdf

1407 W. North Temple, Suite 330 
Salt Lake City, UT 84116
May 19, 2023
VIA ELECTRONIC FILING
Jan Noriyuki
Commission Secretary
Idaho Public Utilities Commission
11331 W Chinden Blvd
Building 8 Suite 201A
Boise, ID 83714
Re: CASE NO. GNR-E-23-02:
IN THE MATTER OF COMMISSION STAFF’S APPLICATION TO UPDATE
IMPUTS TO THE “SURROGATE AVOIDED RESOURCE” METHOD
AVOIDED COST RATES
Dear Ms. Noriyuki:
PacifiCorp dba Rocky Mountain Power (“Company”) received the Notice of Application, Order
No. 35758, from the Idaho Public Utilities Commission (“IPUC”) dated April 28, 2023, notifying
the Company of the annual revision to update natural gas price forecasts for the Surrogate Avoided
Resource (“SAR”) method for avoided cost rates for PURPA contracts. The Company has
reviewed the calculation of the new published avoided cost rates and agrees the published Avoided
Cost rates were updated correctly.
Any informal inquiries should be directed to Mark Alder at [phone].
Sincerely,
Joelle Steward
Senior Vice President of Regulation and Customer Solutions
RECEIVED
Friday, May 19, 2023 11:22:32 AM
IDAHO PUBLIC
UTILITIES COMMISSION