Xcel Energy 2010 Annual Report Download - page 15

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5
PGA Purchased gas adjustment. A clause included in NSP-Minnesota’s and NSP-Wisconsin’s
retail natural gas rate schedules that provides for prospective monthly rate adjustments to
reflect the forecasted cost of purchased natural gas and natural gas transportation. The annual
difference between the natural gas costs collected through PGA rates and the actual natural
gas costs is collected or refunded over the subsequent period.
QSP Quality of service plan. Provides for bill credits to retail customers if the utility does not
achieve certain operational performance targets and/or specific capital investments for
reliability. The current QSP for the PSCo electric utility provides for bill credits to customers
based on operational performance standards through Dec. 31, 2012.
RDF Renewable development fund. Supports the development of renewable energy projects.
RES Renewable energy standard
RESA Renewable energy standard adjustment
SCA Steam cost adjustment. Allows PSCo to recover the difference between its actual cost of fuel
and the amount of these costs recovered under its base steam service rates. The SCA is
revised annually to coincide with changes in fuel costs.
SEP State Energy Policy
TCA Transmission cost adjustment. Provides for the recovery of transmission plant revenue
requirements.
TCR Transmission cost recovery adjustment. Allows NSP-Minnesota to recover the cost of
transmission facilities not included in the determination of NSP-Minnesota’s electric rates in
retail electric rates in Minnesota. The TCR will be revised annually as new transmission
investments and costs are incurred.
TCRF Transmission cost recovery factor
Other Terms and Abbreviations
ACRS Advisory Committee for Reactor Safety
AFUDC Allowance for funds used during construction. Defined in regulatory accounts as non-cash
accounting convention that represents the estimated composite interest costs of debt and a
return on equity funds used to finance construction. The allowance is capitalized in property
accounts and included in income.
ALJ Administrative law judge. A judge presiding over regulatory proceedings.
APBO Accumulated Postretirement Benefit Obligation
ARC Aggregator of Retail Customers
ARO Asset retirement obligation. Obligations associated with the retirement of tangible long-lived
assets and the associated asset retirement costs.
ASC FASB Accounting Standards Codification
ASM Ancillary Services Market
BAL Balancing authority
BART Best Available Retrofit Technology
BRIGO Buffalo Ridge Incremental Generation Outlet
BTA Best Technology Available
CAA Clean Air Act
CACJA Clean Air Clean Jobs Act
CAIR Clean Air Interstate Rule
CAMR Clean Air Mercury Rule
CapX2020 An alliance of electric cooperatives, municipals and investor-owned utilities in the upper
Midwest involved in a joint transmission line planning and construction effort.
CATR Clean Air Transport Rule
CCN Certificate of Convenience and Necessity
CIPS Critical Infrastructure Protection Standards
CO2 Carbon dioxide
Codification FASB Accounting Standards Codification
COLI Corporate owned life insurance
CON Certificate of Need
CPCN Certificate of Public Convenience and Necessity
CWA Clean Water Act
CWIP Construction work in progress