The URL can be used to link to this page

Home My WebLink About20180307PAC to Staff WY WIEC Set 19 (1-3).pdfROCKY MOUNTAINPOWER A DIVISION OF PACIFICORP 1407 W North Temple,Suite 330 Salt Lake City,Utah 84116 February 27,2018 Abigail C.Briggerman,#7-5476 Holland &Hart LLP 6380 South Fiddlers Green Circle,Suite 500 Greenwood Village,CO 80111 acbriggerman@hollandhart.com(C) RE:Wyoming Docket 20000-520-EA-17 WIEC 19th Set Data Request (1-3) Please find enclosed Rocky Mountain Power's Responses to WIEC 19th Set Data Request 19.1- 19.3.Also provided is Attachment WIEC 19.2.Provided on the enclosed Confidential CD is Confidential Attachment WIEC 19.3.Confidential information is provided subject to the terms and conditions of the protective agreement in this proceeding. If you have any questions,please call me at (307)632-2677. Sincerely, Stacy Splittstoesser, Manager,Regulation Enclosures C.C.:Meridith Bell/WPSC meridith.bell@wyo.gov(C) Lori L.Brand/WPSC lori.brand@wyo.gov (W) John Burbridge/WPSC john.brubride@wyo.cov(W) Michelle Bohanan/WPSC Michelle.bohanan@wvo.gov (W) Kara Seveland/WPSC kara.seveland@wyo.gov(W) Morgan Fish/WPSC morgan.fish@wvo.gov (W) Dave Walker/WPSC dave.walker@wvo.gv (W) Perry McCollom/WPSC perry.mccollom@wyo.gov(W) Patti Penn/WIEC PPenn@hollanhart.com(W) Thor Nelson/WIEC tnelson@hollandhart.com (C)(W) Emanuel Cocian/WIEC etcocian@hollanhart.com(W) Adele Lee/WIEC ACLee@hollandhart.com (W) Nik Stoffel/WIEC NSStoffel@hollandhart.com (C)(W) Christopher Leger/OCA christopher.leger@wvo.gov (C) Crystal J.McDonough/NLRAcrystal@medonoughlawlle.com (C) Callie Capraro/NLRA callie@medonoughlawlle.com Lisa Tormoen Hickey/Interwestlisahickey@newlawaroup.com (C) Brandon L.Jensen/RMSC brandon@buddfàln.com (C) Roxane Perruso/TOTCO Roxane.perruso@tac-denver.com Jane M.France/TOTCO jfrance@spkm.org (C) Constance E.Brooks/Anadarko connie@cebrooks.com(C) Danielle Bettencourt/Anadarko danielle@cebrooks.com (C)(W) Paul Kapp/Anadarko pkapp@spkm.org (C) Lisa Christian/TOTCO Lisa.Christian@tac-denver.com (C) J.Kenneth Barbe/Southlandkbarbe@wsmtlaw.com (C) 20000-520-EA-17 /Rocky Mountain Power February 27,2018 WIEC Data Request 19.1 WIEC Data Request 19.1 Please provide a complete copy of the work papers for Mr.Vail's Second Supplemental Direct Testimony.To the extent they are available in Microsoft Excel format,please provide them in that format with all formulae,links,underlyingworksheets and underlyingworkbooks intact. Response to WIEC Data Request 19.1 The company considers the information being requested as being commercially sensitive and highly confidential because it includes sensitive cost information which may impact the ongoing overall competitive bid process for the transmission lines.The Company does not typically permit access to commercially sensitive information until the competitive bid process is complete.Please contact Ms.Stacy Splittstoesser at (307)632- 2677 or Yvonne Hogle at (801)220-4050 to make arrangements to review. Work papers are also provided in the responses to WIEC 19.2 and 19.3. Respondent:Rick Vail Witness:Rick Vail 20000-520-EA-17 /Rocky Mountain Power February 27,2018 WIEC Data Request 19.2 WIEC Data Request 19.2 Please refer to Mr.Vail's Second SupplementalDirect Testimony at page 7.To the extent not alreadyprovided in Exhibits RAV-1 SS through RAV-5 SS,please provide a complete copy of all of the thermal,voltage,stabilityand other power system analysis technical studies for the Combined Projects that the Companyhas completed,or had completed on its behalf,since January 16,2018. Response to WIEC Data Request 19.2 Please refer to Attachment WIEC 19.2,which provides a copy of the preliminarydraft of the updated Aeolus West Transmission Path Transfer Capability Assessment report (completed on February 12,2018),which demonstrates the performance of the Aeolus West transmission path by utilizingthe 2017R Request for Proposals (2017R RFP) Shortlist resources. Respondent:Craig Quist Witness:Rick Vail 20000-520-EA-17 /Rocky Mountain Power February 27,2018 WIEC Data Request 19.3 WIEC Data Request 19.3 Please provide an update on each remaining thermal,voltage,stability and other power system analysis technical study that remains to be completed for the Combined Projects.In respondingto this request,for each study identified,please provide:(i)a detailed description of the purpose of the study and (ii)the current expected completion date of the study. Response to WIEC Data Request 19.3 Please refer to Confidential Attachment WIEC 19.3,which provides an updated summary of outstanding technical studies. Respondent:Craig Quist Witness:Rick Vail