20230815Staff 226-231 to IPC.pdf

DAYN HARDIE
DEPUTY ATTORNEY GENERAL
IDAHO PUBLIC UTILITIES COMMISSION
PO BOX 83720
BOISE,IDAHO 83720-0074
[phone]
IDAHO BAR NO.9917
Street Address for Express Mail:
11331 W CHINDEN BLVD,BLDG 8,SUITE 201-A
BOISE,ID 83714
Attorneyfor the Commission Staff
BEFORE THE IDAHO PUBLIC UTILITIES COMMISSION
IN THE MATTER OF THE APPLICATION )
OF IDAHO POWER COMPANY FOR )CASE NO.IPC-E-23-11
AUTHORITY TO INCREASE ITS RATES )AND CHARGES FOR ELECTRIC SERVICE )TENTH PRODUCTION
IN THE STATE OF IDAHO AND FOR )REQUESTOF THE
ASSOCIATED REGULATORY )COMMISSION STAFF
ACCOUNTING TREATMENT )TO IDAHO POWER COMPANY
Staff of the Idaho Public Utilities Commission,by and through its attorney of record,
Dayn Hardie,Deputy AttorneyGeneral,requests that Idaho Power Company ("Company"or
"Idaho Power")provide the followingdocuments and information as soon as possible,but no
later than TUESDAY AUGUST 22,2023.1
This Production Request is to be considered as continuing,and the Company is requested
to provide,by way of supplementaryresponses,additional documents that it,or any person
acting on its behalf,may later obtain that will augment the documents or information produced.
Please provide answers to each question,supporting workpapers that provide detail or are
the source of information used in calculations,and the name,job title,and telephone number of
Staff is requesting an expedited response.If responding by this date will be problematic,please call Staff's
attorney at [phone].
TENTH PRODUCTION REQUEST
TO IDAHO POWER 1 AUGUST 15,2023
the person preparing the documents.Please also identify the name,job title,location,and
telephone number of the record holder.
In addition to the written copies provided as response to the requests,please provide all
Excel spreadsheets and electronic files with formulas intact and enabled.
REQUESTNO.226:Please explain the source and method for determining the hard-
coded numbers included in tab "Inputs"of Brady's workpaper,"Brady Workpaper 1 -Revenue
Forecast Workbook."Please include any workpapers with formula enabled used to determine
the amounts.
REQUESTNO.227:Please explain the source and method for determining the hard-
coded numbers included in tab "Inputs"of Brady's workpaper,"Brady Workpaper 2 -Proposed
Billing Determinants."Please include all workpapers with formula enabled used to determine
the amounts.
REQUESTNO.228:Please provide the derivation,an explanation of the derivation,
and the data used to determine the hard-coded numbers included in tab "Annual Input"of the
workpaper,"Confidential Attachment 2 -Response to Staff Request No.119"provided in
Company's response to Staff's Production Request No.119.Please include all workpapers with
formula enabled used to determine the amounts.
REQUESTNO.229:Please populate the data for January 2023 through July 2023 (or
the last month that data is available)for all tabs in the workpaper "Confidential Attachment 2 -
Response to Staff Request No.119"provided in Company's response to Staff Production
Request No.119.
REQUESTNO.230:Please provide an updated Cost of Service Model using the June
throughAugust 3CP allocator for peak-load serving resources that was utilized in the 2011 class
cost of service study.Please provide all workpapers used to determine Cost of Service Model in
electronic format with all formulas intact and enabled.
TENTH PRODUCTION REQUEST
TO IDAHO POWER 2 AUGUST 15,2023
REQUESTNO.231:Please provide an updated Cost of Service Model using the
jurisdictional load factor that was utilized in the 2011 class cost of service study to classify base-
load generation expense.Please provide all workpapers used to determine Cost of Service
Model in electronic format with all formulas intact and enabled.
DATED at Boise,Idaho,this /day of August 2023.
Har °
Deputy Attorney General
i:umisc:prodreq/ipce23.11dhkl prod req 10
TENTH PRODUCTION REQUEST
TO IDAHO POWER 3 AUGUST 15,2023
CERTIFICATE OF SERVICE
I HEREBY CERTIFY THAT I HAVE THIS 15th DAY OF AUGUST 2023,
SERVED THE FOREGOING TENTH PRODUCTION REQUESTOF THE
COMMISSION STAFF TO IDAHO POWER COMPANY,IN CASE NO.IPC-E-23-11,
BY E-MAILING A COPY THEREOF,TO THE FOLLOWING:
LISA D NORDSTROM TIMOTHY TATUM
DONOVAN E WALKER CONNIE ASCHENBRENNER
MEGAN GOICOECHEA ALLEN MATT LARKIN
IDAHO POWER COMPANY IDAHO POWER COMPANY
PO BOX 70 PO BOX 70
BOISE ID 83707-0070 BOISE ID 83707-0070
E-MAIL:E-MAIL:[e-mail]
[e-mail] [e-mail]
[e-mail] [e-mail]
[e-mail]
[e-mail]
KELSEY JAE MICHAEL HECKLER
LAW FOR CONSCIOUS LEADERSHIP COURTNEY WHITE
920 N CLOVER DR CLEAN ENERGY OPPORTUNITIES
BOISE ID 83703 3778 PLANTATION RIVER DR
E-MAIL:[e-mail] STE 102
BOISE ID 83703
E-MAIL:
[e-mail]
[e-mail]
ERIC L OLSEN LANCE KAUFMAN PhD
ECHO HAWK &OLSEN PLLC 2623 NW BLUEBELL PLACE
PO BOX 6119 CORVALLIS OR 97330
POCATELLO ID 83205 E-MAIL:lance aegisinsight.com
E-MAIL:elo echohawk.com
PETER J RICHARDSON DR DON READING
RICHARDSON ADAMS PLLC 280 SILVERWOOD WAY
515 N 27TH ST EAGLE ID 83616
BOISE ID 83702 E-MAIL:[e-mail]
E-MAIL:peter richardsonadams.com
CERTIFICATE OF SERVICE
JIM SWIER AUSTIN RUESCHHOFF
MICRON TECHNOLOGY INC THORVALD A NELSON
8000 S FEDERAL WAY AUSTIN W JENSEN
BOISE ID 83707 HOLLAND &HART LLP
E-MAIL:[e-mail] 555 177"ST STE 3200
DENVER CO 80202
E-MAIL:[e-mail]
[e-mail]
[e-mail]
[e-mail]
[e-mail]
TOM ARKOOSH
ARKOOSH LAW OFFICES
PO BOX 2900
BOISE ID 83701
[e-mail]
erin.cecil arkoosh.com
ED JEWELL WIL GEHL
DARRELL EARLY ENERGY PROGRAM MANAGER
DEPUTY CITY ATTORNEY BOISE CITY DEPT OF PUBLIC WORKS
BOISE CITY ATTORNEY'S OFFICE PO BOX 500
PO BOX 500 BOISE ID 82701-0500
BOISE ID 83701-0500 E-MAIL:[e-mail]
E-MAIL:[e-mail]
[e-mail]
[e-mail]
MARIE CALLAWAY KELLNER BRAD HEUSINKVELD
ID CONSERVATION LEAGUE ID CONSERVATION LEAGUE
710 N 6TH ST 710 N 6TH ST
BOISE ID 83702 BOISE ID 83702
E-MAIL:[e-mail] E-MAIL:
[e-mail]
PETER MEIER DWIGHT ETHERIDGE
US DEPT OF ENERGY EXETER ASSOCIATES
1000 INDEPENDENCE AVE SW 5565 STERRETT PLACE
WASHINGTON DC 20585 STE 310
E-MAIL:[e-mail] COLUMBIA MD 21044
E-MAIL:detheridge exeterassociates.com
CERTIFICATE OF SERVICE
F.DIEGO RIVAS
NW ENERGY COALITION
l101 8TH AVE
HELENA MT 59601
E-MAIL:[e-mail]
SECRETARY
CERTIFICATE OF SERVICE