UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the
Securities Exchange Act of 1934
Date of Report (Date of earliest event reported): October 4, 2007
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| | Exact Name of Registrant as Specified in | | |
| | Charter; State of Incorporation; | | IRS Employer |
Commission File Number | | Address and Telephone Number | | Identification Number |
1-8962 | | Pinnacle West Capital Corporation | | 86-0512431 |
| | (an Arizona corporation) | | |
| | 400 North Fifth Street, P.O. Box 53999 | | |
| | Phoenix, AZ 85072-3999 | | |
| | (602) 250-1000 | | |
| | | | |
1-4473 | | Arizona Public Service Company | | 86-0011170 |
| | (an Arizona corporation) | | |
| | 400 North Fifth Street, P.O. Box 53999 | | |
| | Phoenix, AZ 85072-3999 | | |
| | (602) 250-1000 | | |
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
This combined Form 8-K is separately filed by Pinnacle West Capital Corporation and Arizona Public Service Company. Each registrant is filing on its own behalf all of the information contained in this Form 8-K that relates to such registrant and, where required, its subsidiaries. Except as stated in the preceding sentence, neither registrant is filing any information that does not relate to such registrant, and therefore makes no representation as to any such information.
TABLE OF CONTENTS
Item 8.01. Other Events
ACC Staff Report on Palo Verde Unit 1 Outages
As previously reported, Arizona Public Service Company (“APS”) recorded $79 million of deferrals under APS’ power supply adjustor (“PSA”) resulting from replacement power costs associated with unplanned outages and reduced power operations at the Palo Verde Nuclear Generating Station (the “2006 Deferrals”). Virtually all of these deferrals were associated with vibration issues in Unit 1. In May 2006, the Arizona Corporation Commission (the “ACC”) directed the ACC staff to conduct a “prudence audit” of outages resulting in the 2006 Deferrals. See “PSA Deferrals Related to Palo Verde Outages” in Note 5 of Notes to Condensed Consolidated Financial Statements in the Pinnacle West Capital Corporation/APS Report on Form 10-Q for the fiscal quarter ended June 30, 2007.
On October 4, 2007 the ACC staff filed a report with the ACC that concludes that APS’ response to the Unit 1 vibration issues “was reasonable and prudent” because, among other things:
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| • | | APS conducted an extensive investigation to identify the source of the vibration, the cause of the increase in vibration over time, and the possible solutions; |
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| • | | APS’ approach to implementation of a solution to the vibration problem was reasonable; and |
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| • | | APS is taking action to ensure that Units 2 and 3 will not experience the same problem. |
APS continues to believe that all replacement power costs were prudently incurred and that the 2006 Deferrals are recoverable.
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SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, each registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
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| PINNACLE WEST CAPITAL CORPORATION (Registrant) | |
Dated: October 5, 2007 | By: | /s/ Nancy C. Loftin | |
| | Nancy C. Loftin | |
| | Vice President, General Counsel and Secretary | |
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| ARIZONA PUBLIC SERVICE COMPANY (Registrant) | |
Dated: October 5, 2007 | By: | /s/ Nancy C. Loftin | |
| | Nancy C. Loftin | |
| | Vice President, General Counsel and Secretary | |
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