20200507PaciCorp Response Letter.pdf

1407 West North Temple, Suite 330
Salt Lake City, Utah 84116

May 7, 2020

VIA ELECTRONIC FILING

Diane Hanian
Commission Secretary
Idaho Public Utilities Commission
11331 W Chinden Blvd
Building 8 Suite 201A
Boise, ID 83714

Re: CASE NO. GNR-E-20-01:
IN THE MATTER OF THE ANNUAL UPDATE TO “SURROGATE AVOIDED
RESOURCE” AVOIDED COST RATES

Dear Ms. Hanian:

PacifiCorp dba Rocky Mountain Power (Company) received the Notice of Application, Order No.
34628, from the Idaho Public Utilities Commission (IPUC) dated April 16, 2020, 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 that they are correct.
Any informal inquiries should be directed to Ted Weston at [phone].

Sincerely,

Joelle Steward
Vice President, Regulation
RECEIVED
2020 May 7PM12:24
IDAHO PUBLIC
UTILITIES COMMISSION