20180425Staff 1-2 to IPC.pdf

BRANDON KARPEN
DEPUTY ATTORNEY GENERAL
IDAHO PUBLIC UTILITIES COMMISSION
PO BOX 83720
BOISE, IDAHO 83720-0074
(208) 334-03s7
IDAHO BAR NO. 7956
IN THE MATTER OF THE APPLICATION OF
IDAHO POWER COMPANY FOR AUTHORITY
TO IMPLEMENT POWER COST
ADJUSTMENT (PCA) RATES FOR ELECTRIC
SERVICE FROM JUNE 1,2018 THROUGH
MAY 31,2019.
RECEIVED
?illB ePR 25 Pl{ 2:30
,,, l'?i'fdlo*?&l8t' o *
Street Address for Express Mail
472W. WASHINGTON
BOISE, IDAHO 83702-5918
Attorney for the Commission Staff
BEFORE THE IDAHO PUBLIC UTILITIES COMMISSION
)
)
)
)
)
)
)
)
CASE NO. IPC.E.I8-06
FIRST PRODUCTION
REQUEST OF THE
COMMISSION STAFF TO
IDAHO POWER COMPANY
The Staff of the Idaho Public Utilities Commission, request that Idaho Power Company
(Idaho Power or Company) provide the following documents and information as soon as
possible, by WEDNESDAY, MAY 2,2018.r
This Production Request is continuing, and Idaho Power is requested to provide, by way
of supplementary responses, additional documents that it or any person acting on its behalf may
later obtain that will augment the documents produced.
Please provide answers to each question and supporting workpapers that provide detail or
are the source of information used in calculations. Idaho Power is reminded that responses
pursuant to Commission Rules of Procedure must include the name and phone number of the
' Staff is requesting an expedited response. If responding by this date will be problematic, please call Staffs
attorney at [phone].
FIRST PRODUCTION REQUEST
TO IDAHO POWER 1 APRIL 25,2078
person preparing the document, and the name, location and phone number of the record holder
and if different the witness who can sponsor the answer at hearing if need be. IDAPA
31.01.01.228.
In addition to the written copies provided as response to the questions, please
provide all Excel and electronic files on CD with formulas activated.
REQUEST NO. 1: On line 25 of Exhibit No. 1, Ms. Blackwell provides forecast
monthly loads. On line 60 of her Sales Forecast workpapers (Workpapers_2018-2019 Sales
Forecast (00232778xBCD5C).xlsx), she provides system-wide retail sales. Please reconcile and
explain the discrepancies between forecast monthly load and forecast monthly energy sales.
REQUEST NO. 2: On page 4 of Commission Order No. 33775, the Commission
discussed the December 2016 outage at Langly Gulch, and stated, "We look forward to the
Company providing reports and conclusions regarding the root cause of the failures and why the
extended downtime occurred." Has the Company completed its investigation? If so, please
provide a copy of the Company's final report. If not, please explain why the Company has not
completed its investigation.
Dated at Boise, Idaho, this day of April20l8
General
Technical Staff: Mike Morrison (1-2)
i :umisc:prodreq/ipce I 8.6bkmm prod req I
FIRST PRODUCTION REQUEST
TO IDAHO POWER
7,5v
2 APRIL 25,2018
CERTIFICATE OF SERVICE
I HEREBY CERTIFY THAT I HAVE THIS 25TH DAY OF APRIL 2018, SERVED
THE FOREGOING FIRST PRODUCTION REQUEST OF THE COMMISSION
STAFF, IN CASE NO. IPC-E-18-06, BY MAILING A COPY THEREOF, POSTAGE
PREPAID, TO THE FOLLOWING:
LISA D NORDSTROM
REGULATORY DOCKETS
IDAHO POWER COMPANY
PO BOX 70
BOISE rD 83707-0070
E-mail : lnordstrom@idahopower. com
dockets@id ahopower. com
MATTHEW T LARKIN
TIMOTHY E TATUM
IDAHO POWER COMPANY
PO BOX 70
BOISE ID 83707-0070
E-mail : [e-mail]
ttatum@idahopower. com
CERTIFICATE OF SERVICE