20160823AVU to Staff 94.doc

AVISTA CORPORATION
RESPONSE TO REQUEST FOR INFORMATION

JURISDICTION: IDAHO DATE PREPARED: 08/16/2016
CASE NO: AVU-E-16-03 WITNESS: Elizabeth Andrews
REQUESTER: IPUC RESPONDER: Liz Andrews
TYPE: Production Request DEPARTMENT: State & Federal Regulation
REQUEST NO.: Staff - 094 TELEPHONE: [phone]

REQUEST:

Please provide an update to Adjustment 2.12, Colstrip and CS2 Maintenance Amortization Workpapers, showing actual amounts through June 2016 that were provided as part of Ms. Andrews’s workpapers in the Application.

RESPONSE:

Please see Staff_PR_094 – Attachment A for an update to Adjustment 2.12, Colstrip and CS2 Maintenance Amortization. This update includes actual CS2 and Colstrip maintenance expenses for the period January through July 2016. Updating this information revises the 2016 deferred expense to be amortized starting January 1, 2017 from approximately $356,000 (as filed) to $316,000, a reduction of $40,000 (or $42,000 revenue requirement).