20150508Quarterly Report.pdf

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May 8,2015
VIA OWRNIGHT DELIVERY
Jean D. Jewell
Commission Secretary
Idaho Public Utilities Commission
472W. Washington
Boise,lD 83702
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Re: Roclcy Mountain Power's Quarterly Enerry Cost Adjustment Report
Ms. Jewell:
Please find enclosed for review three (3) copies of Rocky Mountain Power's 2015 first quarter
Energy Cost Adjustment Mechanism (ECAM) report and a confidential CD containing the
ECAM work papers. The Idaho Public Utilities Commission authorized implementation of an
ECAM in Order No. 30904 to track and defer the difference between base net power costs,
established in a general rate case, and actual net power costs incurred by Rocky Mountain Power
to serve its Idaho customers.
This report contains confidential information is being provided to those that have executed the
confi dentiality agreement.
Informal inquiries may be directed to Ted Weston, Idaho Regulatory Manager at (801) 220-
2963.
Very truly yours,
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!y'frey K. Larsen
Vice President, Regulation
CC: Randy Lobb
Mike Louis
Randy Budge
Jim Smith
Katie Iverson
Enclosures
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