20240924PAC to Staff 171 - 1st Supplemental.pdf

RECEIVED
Tuesday, September 24, 2024
IDAHO PUBLIC
UTILITIES COMMISSION
_ ROCKY MOUNTAIN
POWER
A DIVISION OF PACIFICORP
1407 W North Temple, Suite 330
Salt Lake City, Utah 84116
September 24, 2024
Monica Barrios-Sanchez
Commission Secretary
Idaho Public Utilities Commission
11331 W. Chinden Blvd.
Bldg. 8, Ste. 201-A
Boise, ID 83714
monica.barrio ssanchez(apuc.Idaho.gov
S ecretarygpuc.idaho.gov
RE: ID PAC-E-24-04
IPUC Set 9 (155-174)
Please find enclosed Rocky Mountain Power's I"Supplemental Response to IPUC 9a' Set Data
Request 171. Also provided is Attachment IPUC 171 1"Supplemental.
If you have any questions, please feel free to call me at(801)220-2313.
Sincerely,
/s/
Mark Alder
Manager, Regulation
Enclosures
C.c.: Eric L. Olsen/IIPA elokechohawk.com(C)
Lance Kaufman/IIPA lance(&aegisinsi hg t.com(C)
Matthew Nykiel/ICL matthew.nykiel&gmail.com
Brad Heusinkveld/ICL bheusinkveld(&idahoconservation.org
Thomas J. Budge/Bayer tj racineolson.com(C)
Brian C. Collins/Bayer bcollins(cr�,consultbai.com
Greg Meyer/Bayer gmeyerkconsultbai.com
Kevin Higgins/Bayer khiggins(&energystrat.com(C)
Neal Townsend/Bayer ntownsend(a,energystrat.com (C)
Ronald L. Williams/PIIC rwilliams(&hawleytroxell.com
Brandon Helgeson/PIIC bhel eg sonkhawleytroxell.com
Bradley Mullins/PIIC brmullins&mwanal)tics.com
Val Steiner/PIIC val.steiner(&itafos.com
Kyle Williams/PIIC williamskkbyui.edu

PAC-E-24-04/Rocky Mountain Power
September 24, 2024
IPUC Data Request 171 — 1st Supplemental
IPUC Data Request 171
Please provide the following information for all capital projects included for recovery
that have closed through June of 2024 in spreadsheet format. Please treat this as a
continuing request by appending to the spreadsheet for project closes each succeeding
month.
(a) List of projects by project name, description, and project identifier;
(b) Actual capital cost vs budgeted cost by project and by project element (work
breakdown structure);
(c) Actual in-service dates vs planned in-service dates by project;
(d) For any cost element (work breakdown structure) over budget by 5%, please provide
a detailed explanation for the cause of the overage; and
(e) If the in-service date of the project went past the planned in-service date, please
provide a detailed explanation of the cause(s).
1" Supplemental Response to IPUC Data Request 171
Further to the Company's prior responses to IPUC Data Request 171, the Company
provides the following supplemental information:
Please refer to Attachment IPUC 171 1st Supplement which provides additional
information relating to August 2024 plant in-service amounts.
Recordholder: Craig Larsen/Various Capital Business Units
Sponsor: Shelley McCoy