20210811PAC to IIPA 15-19.pdf

ROCKY MOUNTAIN
HPH.EF.",,1407 W North Temple, Suite 330
Salt Lake City, Utah 84116
August ll,202l
Eric L. Olsen (ISB# 481l)
ECHO HAWK & OLSEN, PLLC
505 Pershing Ave., Ste. 100
P.O. Box 6l 19
Pocatello, Idaho 83205
[e-mail] (c)
Anthony Yankel/IPA [e-mail] (C)
RE: ID PAC-E-21-07
IIPA Set 3 (6-20)
Please find enclosed Rocky Mountain Power's Responses to IIPA 3'd Set Data Requests 15-19.
Also provided are Attachments IIPA l5-2, 17,18, and 19 {l-4). Provided via encryption is
Confidential Attachment IIPA l5-1. Confidential information is provided subject to protection
under IDAPA 31.01.01.067 and 31.01.01 .233,the Idaho Public Utilities Commission's Rules of
Procedure No. 67 - Information Exempt from Public Review, and further subject to the Non-
Disclosure Agreement (NDA) executed in this proceeding.
If you have any questions, please feel free to call me at [phone].
Sincerely,
--Jsl-J. Ted Weston
Manager, Regulation
Enclosures
C.c.: Jan Noriyuki/IPUC [e-mail] (C)
Ronald L. Williams/PIIC ron@williamsbradburv. com
Bradley G. Mullins/PIIC brmull ins@.mwanalytics. com
Adam Gardner/PIIC AGardner@idahoan. corn (W)
Kyle Williams/PIIC [e-mail] (W)
Val Steiner/PIIC val. steiner@,itafos. com (W)
Ben Otto/ICL [e-mail] (C)
Randall C. Budge/Bayer randv @racineolson. com (C)
Thomas J. Budge/Bayer ti @racineolson. com $D(C)
Brian C. Collins/Bayer bcollins@consultbai. com (WXC)
Maurice B rubaker/B ayer mbrubaker@c onsu ltba i. com (C )
Kevin Higgins/Bayer khi eeins@enerev strat. com (C)
Lance KaufrnanlBayer lance@aeeisinsi eht. com (C)
James R. Smith/Bayer [e-mail] (C)
Brad Purdy [e-mail] (C)
PAC-E-21-07 / Rocky Mountain Power
August 11,2021
IIPA Data Request 15
IIPA Data Request 15
Please provide in electronic format a listing of the date, time, and estimated
magnitude of all actual hourly curtailments/intemrptions that occurred during
2014 through the most recent month available in Idaho separated by rate schedule
or special contract customer. If outright curtailments/intemrptions are freated
differently than "buy-throughs", please state each separately.
Response to IIPA Data Request 15
The Company objects to this request on the grounds that the curtailment of
intemrptible loads of PacifiCorp's special contract customers is confidential
customer specific information, which can't be provided without the customer's
authorization. Based on that understanding, the Company responds with redacted
and aggregated information for calendar years2014 through 2019.
Please refer to Confidential Attachment IIPA l5-1 which provides information on
the special contacts / intemrptible contacts curtailment of interruptible loads for
calendar years2014 through 2020.
Please refer to Attachment IIPA l5-2 which provides information on the
Company's Idaho and Utah Irrigation Load Contol Programs, and Utah's Cool
Keeper Program for 2014 through 2020.
Confidential information is provided subject to protection under IDAPA
31.01.01.067 and 31.01.01.233, the Idaho Public Utilities Commission's Rules of
Procedure No. 67 - Information Exempt from Public Review, and further subject
to the Non-Disclosure Agreement (I.{DA) executed in this proceeding.
Recordholder: Scott McAdams / Samuel Cope / Shawn Grant
Sponsor:Steve McDougal
PAC-E-21-07 / Rocky Mountain Power
August ll,202l
IIPA DataRequest 16
IIPA Data Request 16
Please provide in electronic format a listing of the date, time, and estimated
magnitude of all actual hourly curtailments/intemrptions that occurred during
2014 through the most recent month available in each of the other jurisdictions. If
oufight curtailments/intemrptions are teated differently than "buy-throughs",
please state each separately.
Response to IIPA Data Request 16
The Company objects to this request on the grounds that the curtailment of
intemrptible loads of PacifiCorp's special confiact customers is confidential
customer specific information, which can't be provided without the customer's
authorization. Based on that understanding, the Company responds with redacted
and aggregated information for calendar years 2014 through 2019.
Please refer to the Company's response to IIPA Data Request 15
Recordholder:Scott McAdams / Samuel Cope / Shawn Grant
Steve McDougalSponsor:
PAC-E-21-07 / Rocky Mountain Power
August ll,202t
IIPA DataRequest 17
IIPA Data Request 17
Please provide, in electronic format outage data for each substation and each
circuit in each substation from January 2014 thru the present:
(a) The date, time and drnation of any outage.
O) The number of customers impacted by rate schedule.
(c) The estimated kW of load impacted.
(d) AnV other data the Company routinely keeps regarding outages such as cause
of the outage.
Response to IIPA Data Request 17
Please refer to Attachment IIPA 17.
Recordholder:Heide Caswell
Sponsor:Robert Meredith
PAC-E-21-07 / Rocky Mountain Power
August ll,202l
IIPA Data Request l8
IIPA Data Request 18
Please provide electronically any SAIDI, SAIFI, MAIDI, or CAIDI information
that the Company has collected since 2014. Such data should be provided at the
least aggregated level it is maintained (not necessarily gathered) by the Company
Response to IIPA Data Request 18
Please refer to Attachment IIPA 18. Reliability data at a disaggregated level (such
as at a service tansformer) is not reasonably comparable over time; as such the
Company provides annual circuit-level data, both including and excluding major
events for the past five years.
Recordholder: April Brewer
Sponsor:Heide Caswell
PAC-E-21-07 / Rocky Mountain Power
August 11,2021
IIPA Data Request 19
IIPA Data Request 19
For each substation listed in Meredith work paper entitled "Idaho Monthly Sub
Peaks CY2020", please provide in electronic format:
(a) The capital cost recorded of the Company's continuing property records;
(b) The depreciation reserves associated with each substation;
(c) The monthly peak demand from January 2014 thru the present;
(d) The total capacity of the substation for each month from January 2014 thru the
present;
(e) The capital additions for each year for 2014 tl'ffn the anticipated end of 2021;
and
(0 Any breakdown of the number of customers served by class.
Response to IIPA Data Request 19
(a) Please refer to Attachment IIPA 19-l for the gross plant balances on
December 31,2020 of distribution assets (excluding land) capitalized at each
substation location listed in the work paper referenced, with the exception of
Poverty substation. Poverty substation was capitalized as a pole mounted sub
and classified as a distribution line asset. Due to the nature of how line assets
are maintained on the Company's properly records, where they are recorded at
a more generalized district level based on their physical location, it is not
possible to identifr and isolate the actual balance as of December 31,2020
specific to Poverty.
(b) Please refer to Attachment IIPA 19-l for the depreciation reserve balances on
December 31,2020 associated with the gross plant balances provided with the
Company's response to subpart (a) above. The Company utilizes group
depreciation and maintains accumulated reserve balances for distribution by
state. Therefore, the balances provided are an estimated allocation, by
substation location, of the total Idaho distribution reserve.
(c) Please refer to Attachment IIPA l9-2
(d) Please refer to Attachment IIPA 19-2
PAC-E-21-07 / Rocky Mountain Power
August ll,202l
IIPA DataRequest l9
(e) Please refer to Attachment IIPA l9-3 for the actual plant additions from 2014
through Jrne 2021and the forecasted plant additions for the July 2021
through December 2021peiod. Distibution capital costs are situs assigned to
the state where the asset is located. Idaho situs capital amounts as of
December 31,2020 are included in the base period revenue requirement
calculation. Forecasted capital projects are only reflected in the Test Period
revenue requirement if they are known, measurable, and greater than $5
million. As suctr, not all forecasted projects on Attachment IIPA l9-3 are
included in the Test Period revenue requirement. Please refer to Exhibit No.
40, Page 8.5 for a list of forecasted capital projects included in the Test
Period.
(f) Please refer to Attachment IPUC 194
Recordholder:Justus Evangelista / Jake Barker I Craig Larsen / Juan Lrma
Robert MeredithSponsor: