20241115Notice_of_Application_Order_No_36388.pdf

Office of the Secretary
Service Date
November 15,2024
BEFORE THE IDAHO PUBLIC UTILITIES COMMISSION
IN THE MATTER OF ROCKY MOUNTAIN ) CASE NO. PAC-E-24-12
POWER'S APPLICATION TO UPDATE )
LOAD AND GAS FORECASTS USED IN THE ) NOTICE OF APPLICATION
INTEGRATED RESOURCE PLAN AVOIDED )
COST MODEL ) NOTICE OF
MODIFIED PROCEDURE
ORDER NO. 36388
On October 15, 2024, Rocky Mountain Power, a division of PacifiCorp ("Company"),
applied to the Commission for approval of updated load forecast, natural gas price forecast, and
contracts used as inputs in the Company's Integrated Resource Plan ("IRP") avoided cost
calculations—as required by Order Nos. 32697 and 32802 ("Application"). The Company filed
Appendix A, providing data relevant to its request, concurrently with its Application. The
Company requested its Application be processed by Modified Procedure with an effective date of
January 1, 2025.
The Commission now provides this Notice of Application and establishes comment
deadlines for interested persons and the Company's reply.
NOTICE OF APPLICATION
YOU ARE HEREBY NOTIFIED that Order No 32697 mandates that the Company update
its IRP methodology calculation to ensure accurate avoided costs for new, eligible Public Utility
Regulatory Policies Act ("PURPA") QFs. The Company noted that these forecasts are to be
updated biennially(after the acknowledgement of the IRP), but that load and natural gas forecasts
are to be updated annually.
YOU ARE FURTHER NOTIFIED that the Company stated that the increase in load
forecast between May 2023 and June 2024 (as shown on Table 1 of the Company's Application)
is primarily a result of growth with its industrial and commercial customers in Utah and Oregon.
YOU ARE FURTHER NOTIFIED that the Company stated its most current Official
Forward Price Curve ("OFPC")was completed on September 30, 2024. The Company noted that
Table 2 in its Application outlines changes from the previous year. The Company noted that
NOTICE OF APPLICATION
NOTICE OF MODIFIED PROCEDURE
ORDER NO. 36388 1

generally gas prices in the OFPC remain lower—except for the Henry Hub and Opal forecasts—
which projected higher prices starting in 2029 and 2035 respectively.
YOU ARE FURTHER NOTIFIED that the Company stated that it entered 18 long-term
contracts—including 10 long-term QF contracts—for a total nameplate capacity of 771.7
megawatts ("MW"). Additionally, five long-term contracts expired that were not renewed—for a
total nameplate capacity of 43.9 MW. Currently, the Company is a party to 44 non-PURPA, long-
term power purchase agreements(nameplate capacity of 5,094 MW),and 167 PURPA QF projects
(nameplate capacity of 2,242 MW).
YOU ARE FURTHER NOTIFIED that the Application and Attachments are available for
public inspection during regular business hours at the Commission's office. These documents are
also available on the Commission's website at www.puc.idaho.gov. Click on the "ELECTRIC"
icon, select"Open Cases," and click on the case number as shown on the front of this document.
YOU ARE FURTHER NOTIFIED that all proceedings in this case will be held pursuant
to the Commission's jurisdiction under Title 61 of the Idaho Code, and all proceedings in this
matter will be conducted pursuant to the Commission's Rules of Procedure, IDAPA 31.01.01.000
et seq.
NOTICE OF MODIFIED PROCEDURE
YOU ARE FURTHER NOTIFIED that the Commission has determined that the public
interest may not require a formal hearing in this matter, and that it will proceed under Modified
Procedure pursuant to the Commission's Rules of Procedure 201-204, IDAPA 31.01.01.201-.204.
The Commission notes that Modified Procedure and written comments have proven to be an
effective means for obtaining public input and participation.
YOU ARE FURTHER NOTIFIED that persons desiring to state a position on this Filing
may file a written comment explaining why the person supports or opposes the Filing. Persons
who would like a hearing must specifically request a hearing in their written comments and explain
why written comments alone are insufficient. Persons interested in filing written comments
must do so by December 4,2024. Comments must be filed through the Commission's website or
by e-mail unless computer access is unavailable. To comment electronically, please access the
Commission's website at hqp://www.puc.idaho.gov/. Click the "Case Comment Form" and
complete the form using the case number as it appears on the front of this document.
NOTICE OF APPLICATION
NOTICE OF MODIFIED PROCEDURE
ORDER NO. 36388 2

To file by e-mail, persons must e-mail the comments to the Commission Secretary and all
parties at the e-mail addresses listed below. Persons submitting a comment by e-mail must provide
their name, address, and the Case Number under which they are commenting. Persons submitting
a comment by e-mail also acknowledge that submitting a comment in an open case constitutes a
public record under Idaho Code § 74-101(13), and all information provided by such person is
available for public and media inspection.
If computer access is unavailable, then comments may be mailed to the Commission and
the Parties at the addresses below.Persons submitting a comment by mail must provide their name,
address, and the Case Number under which they are commenting. Persons submitting a comment
by mail also acknowledge that submitting a comment in an open case constitutes a public record
under Idaho Code§74-101(13),and all information provided by such person is available for public
and media inspection.
For the Idaho PUC: For Rocky Mountain Power:
Commission Secretary Mark Alder
Idaho Public Utilities Commission 1407 West North Temple, Suite 330
PO Box 83720 Salt Lake City, UT 84116
Boise, ID 83720-0074 mark.alder6b]2acificor2.com
secretgakpuc.Idaho.gov
Joe Dallas
Street Address for Express Mail: 825 NE Multnomah Street, Suite 2000
Portland, OR 97232
11331 W. Chinden Blvd. joseph.dallasgpacificorp.com
Building 8, Suite 201-A
Boise, ID 83714 Data Request Response Center
825 NE Multnomah Street, Suite 2000
Portland, OR 97232
datarequest(&,pacific orp.com
YOU ARE FURTHER NOTIFIED that the Company must file any reply comments by
December 11, 2024.
YOU ARE FURTHER NOTIFIED that if no written comments or protests are received
within the time limit set,the Commission will consider this matter on its merits and enter its order
without a formal hearing. If written comments are received within the time limit set, the
Commission will consider them and, in its discretion, may set the same for formal hearing.
NOTICE OF APPLICATION
NOTICE OF MODIFIED PROCEDURE
ORDER NO. 36388 3

ORDER
IT IS HEREBY ORDERED that the Company's Filing be processed by Modified
Procedure. Persons interested in submitting written comments must do so by December 4, 2024.
The Company must file any reply comments by December 11, 2024.
IT IS FURTHER ORDERED that parties comply with Order No. 35375, issued April 21,
2022. Generally, all pleadings should be filed with the Commission electronically and will be
deemed timely filed when received by the Commission Secretary.See Rule 14.02. Service between
parties should continue to be accomplished electronically when possible. However, voluminous
discovery-related documents may be filed and served on CD-ROM or a USB flash drive.
DONE by Order of the Idaho Public Utilities Commission at Boise, Idaho this 151h day of
November 2024.
ERIC ANDERSON, PRESIDENT
HN R. HAMMOND JR., COMMISSIONER
G
EDWARD LODGE, CO ISSIONER
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IALegahELECTRIC\PAC-E-24-12_update\orders\PACE2412_Ntc_App_Mod.docx
NOTICE OF APPLICATION
NOTICE OF MODIFIED PROCEDURE
ORDER NO. 36388 4