20171122Staff 9-12 to Avista.pdf

DAPHNE HUANG
DEPUTY ATTORNEY GENERAL
IDAHO PUBLIC UTILITIES COMMISSION
PO BOX 83720
BOISE, IDAHO 83720-0074
[phone]
IDAHO BAR NO. 8370
RECEIVED
?0ll NOy 22 pH Z: Z0
iDAii ] I)USLICi i T il-il-l Lli COl,tMlSSlON
Street Address for Express Mail:
472 W, WASHINGTON
BOISE, IDAHO 83702-5918
Attorney for the Commission Staff
BEFORE THE IDAHO PUBLIC UTILITIES COMMISSION
IN THE MATTER OF AVISTA
CORPORATION' S 2OI7 ELECTRIC
INTEGRATED RESOURCE PLAN.
CASE NO. AVU-E-17.08
SECOND PRODUCTION
REQUEST OF THE
COMMISSION STAFF TO
AVISTA CORPORATION
The Staff of the Idaho Public Utilities Commission, by and through its attomey of record,
Daphne Huang, Deputy Attorney General, request that Avista Corporation (Company) provide
the following documents and information as soon as possible, or by MONDAY,
DECEMBER ll,20t7.l
This Production Request is continuing, and the Company 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. The Company is reminded that responses
pursuant to Commission Rules of Procedure must include the name and phone number of the
I Staff is requesting an expedited response. If responding by this date will be problematic, please call Staff s
attorney at (208) 334-03 18.
SECOND PRODUCTION REQUEST
TO AVISTA
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I NOVEMBER22,2OI7
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. Reference
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. 9: Pages l2-2 and 12-3 rndrcate that operating costs for the entire
Colstrip plant are expected to increase when Units 1 and 2 close. Please describe how these
increased operating costs were included when the retirement dates for Units 3 and 4 were
modeled. In addition, please provide the values used for the increased operating cost in each
retirement scenario and an explanation for how the increased operating cost increase numbers
were determined.
REQUEST NO. 10: Please provide the $lkW-yr. value for deferred T&D. 2077 Electric
IRP at 5-14.
REQUEST NO. 11: Please explain why Avista does not conduct energy efficiency
audits of the Colstrip generation plant. 2017 Electric IRP at 5-14.
REQUEST NO. 12: Please provide the following cost information in table form for
each of the resources the Company modeled in its 2017 IRP to meet future resource needs:
a. Type ofResource, Technology
b. Nameplate (MWac)
c. Nameplate (MWh for storage resources)
d. Levelized Energy Costs ($/MWh)
e. Levelized Capacity Costs ($/kW-mo.)
f. Plant Capital ($/kW): Engineering, Procurement & Construction, Other Owner's
Costs
g. Fixed O&M ($/kW-mo.)
h. Variable O&M ($A4Wh)
SECOND PRODUCTION REQUEST
TO AVISTA 2 NOVEMBER22,2OI7
i. Transmission Capital ($&W;
j. Annual Capacity: Annual Capacity Factor (AC- AC,%)
k. Economic Life: Years
L lntegration Charge ($/MWh)
m. Heat Rate (BtulkWh)
nn'l
Dated at Boise, Idaho, this L k day of November 2017.
Deputy Attorney General
Technical Staff: Rachelle Farnsworth (9-12)
i:umisc:prodreq/avuelT.Sdjhrf prod req2
SECOND PRODUCTION REQUEST
TO AVISTA aJ NOVEMBER22,2OI7
CERTIFICATE OF SERVICE
I HEREBY CERTIFY THAT I HAVE THIS 22"d DAY OF NOVEMBER 2017,
SERVED THE FOREGOING SECOND PRODUCTION REQUEST OF THE
COMMISSION STAFF TO AVISTA CORPORATION, IN CASE NO. AVU.E-17-08,
BY MAILING A COPY THEREOF, POSTAGE PREPAID, TO THE FOLLOWING:
LINDA GERVAIS
MGR REGULATORY POLICY
AVISTA CORPORATION
PO BOX 3727
SPOKANE WA99220-3727
E-mail: [e-mail]
DAVID J MEYER
VP & CHIEF COLINSEL
AVISTA CORPORATION
PO BOX3727
SPOKANE W A 99220-3727
E-mail: [e-mail]
CERTIFICATE OF SERVICE