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EX-31.1 - SECTION 302 CEO CERTIFICATION - PACIFICORP /OR/pacificorpex311.htm
EX-31.2 - SECTION 302 CFO CERTIFICAITON - PACIFICORP /OR/pacificorpex312.htm
EX-32.1 - SECTION 906 CEO CERTIFICATION - PACIFICORP /OR/pacificorpex321.htm
EX-32.2 - SECTION 906 CFO CERTIFICATION - PACIFICORP /OR/pacificorpex322.htm
10-Q - PACIFICORP JUNE 30, 2010 FORM 10-Q - PACIFICORP /OR/pacificorp63010form10q.htm
 

EXHIBIT 15
 
AWARENESS LETTER OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
 
 
PacifiCorp
Portland, Oregon
 
We have reviewed, in accordance with the standards of the Public Company Accounting Oversight Board (United States), the unaudited consolidated interim financial information of PacifiCorp and subsidiaries for the periods ended June 30, 2010 and 2009, as indicated in our report dated August 6, 2010; because we did not perform an audit, we expressed no opinion on that information.
 
We are aware that our report referred to above, which is included in your Quarterly Report on Form 10-Q for the quarter ended June 30, 2010, is incorporated by reference in Registration Statement No. 333-148662 on Form S-3ASR.
 
We also are aware that the aforementioned report, pursuant to Rule 436(c) under the Securities Act of 1933, is not considered a part of the Registration Statement prepared or certified by an accountant or a report prepared or certified by an accountant within the meaning of Sections 7 and 11 of that Act.
 
 
/s/ Deloitte & Touche LLP
 
Portland, Oregon
August 6, 2010