This Form 10-K is filed by NSP-Wisconsin. NSP-Wisconsin is a wholly owned subsidiary of Xcel Energy Inc. Additional information on Xcel Energy is available in various filings with the SEC. This report should be read in its entirety.
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Xcel Energy Inc.’s Subsidiaries and Affiliates (current and former)
NSP-Minnesota
Northern States Power Company, a Minnesota corporation
NSP System
The integrated electric production and transmission system of NSP-Minnesota and NSP-Wisconsin managed by NSP-Minnesota
NSP-Wisconsin
Northern States Power Company, a Wisconsin corporation
PSCo
Public Service Company of Colorado
SPS
Southwestern Public Service Company
Utility subsidiaries
NSP-Minnesota, NSP-Wisconsin, PSCo and SPS
Xcel Energy
Xcel Energy Inc. and its subsidiaries
Federal and State Regulatory Agencies
DOE
United States Department of Energy
EPA
United States Environmental Protection Agency
FERC
Federal Energy Regulatory Commission
IRS
Internal Revenue Service
MPSC
Michigan Public Service Commission
NERC
North American Electric Reliability Corporation
NRC
Nuclear Regulatory Commission
PSCW
Public Service Commission of Wisconsin
SEC
Securities and Exchange Commission
WDNR
Wisconsin Department of Natural Resources
Electric, Purchased Gas and Resource Adjustment Clauses
CIP
Conservation improvement program
FCA
Fuel clause adjustment
Other Terms and Abbreviations
AFUDC
Allowance for funds used during construction
APBO
Accumulated postretirement benefit obligation
ARC
Aggregator of Retail Customers
ARO
Asset retirement obligation
ASU
FASB Accounting Standards Update
CAA
Clean Air Act
CAIR
Clean Air Interstate Rule
CapX2020
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
CIPS
Critical Infrastructure Protection Standards
CO2
Carbon dioxide
Codification
FASB Accounting Standards Codification
CPCN
Certificate of public convenience and necessity
CSAPR
Cross-State Air Pollution Rule
CWIP
Construction work in progress
ERRP
Early retiree reimbursement program
ETR
Effective tax rate
FASB
Financial Accounting Standards Board
GAAP
Generally accepted accounting principles
GHG
Greenhouse gas
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LNG
Liquefied natural gas
MACT
Maximum Achievable Control Technology
MGP
Manufactured gas plant
MISO
Midwest Independent Transmission System Operator, Inc.
Moody’s
Moody’s Investor Services, Inc.
MRO
Midwest Reliability Organization
MVP
Multi-Value Project
Native load
Customer demand of retail and wholesale customers whereby a utility has an obligation to serve under statute or long-term contract
NOx
Nitrogen oxide
O&M
Operating and maintenance
OCI
Other comprehensive income
PCB
Polychlorinated biphenyl
PJM
PJM Interconnection, LLC
PRP
Potentially responsible party
PV
Photovoltaic
REC
Renewable energy credit
RECB
Regional expansion criteria benefits
ROE
Return on equity
ROFR
Right of first refusal
RPS
Renewable portfolio standards
RSG
Revenue sufficiency guarantee
RTO
Regional Transmission Organization
SO2
Sulfur dioxide
Standard & Poor’s
Standard & Poor’s Ratings Services
Measurements
KV
Kilovolts
Mcf
Thousand cubic feet
MMBtu
Million British thermal units
MW
Megawatts
MWh
Megawatt hours
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