20190930Avista to Staff 168.pdf

S
C
E
N
A
R
I
o
RESULTS FILES SYSTEM
POWER
COST
($ n't
MILLION
)
AURORA MODEL OUTPUT FILES
a $4.6s6
decrease
PR_l 6 8_Confi dential_Attachment_A.
xdb
PR_l 6 8_Confi dential_Attachment_A.
xlsx
b PR_1 6 8_Confi dential_Attachment_B
xlsx
$s.063
decrease
PR_l 68_Confi dential_Attachment_B.
xdb
c PR_l 68_Confi dential_Attachment_C.
xlsx
$4.711
decrease
PR_1 68_Confi dential_Attachment_C.
xdb
d PR_l 68_Confi dential_Attachment_D.
xlsx
$5.r l8
decrease
PR_ 1 6 8_Confi dential_Attachment_D
xdb
AVISTA CORPORATION
RESPONSE TO REQUEST FOR INFORMATTON
JURISDICTION:
CASE NO:
REQUESTER:
TYPE:
REQUEST NO.:
IDAHO
AW-E-19-04
IPUC
Production Request
Staff-168
DArE PREPARED: osl3}t2ots nEililtV[l]
wrrNESS: ctirll4igtif_ tO pF$ h: i+gRESPONDER: Xin Shane - -
DEPARTMENT: Energy Resouroe.$, ".;, i, i;,-TELEPHONE: [phone] ' 'i 'iil ' ii-il'J
REQUEST:
Please provide the pro forma net power cost adjustment and corresponding revenue requirement
reduction or increase for the following scenarios using natural gas forward prices of all hubs for
January 2020 tl:rrough December 2020 contract months based on the most recent one-month
settlement period. Please provide AURORA model results and updated confidential and
non-confidential schedules contained in Mr. Kalich's Exhibit No. 7 workpapers.a. Including both Palouse Wind and Rattlesnake Flats in the base.
b. Excluding Palouse Wind from the base.
c. Excluding Rattlesnake Flats from the base.
d. Excluding both Rattlesnake Flats and Palouse Wind from the base.
RESPONSE:
Please see Avista's response 168C, which contains TRADE SECRET, PROPRIETARY or
CONFIDENTIAL information and exernpt from public view and is separately filed under
IDAPA 31.01.01, Rule 067 and233, and Section 9-340D,Idaho Code.
Please see table below for Avista to the above 4 scenarios:
The gas price used in this request is included in StaflPR_168C Confidential Attachment E -
Natural_Gas_20l9_092519.x1sx. The corresponding revenue requirement reduction or increase
each scenario is shown in Staff PR 168 Attachment F.
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