Xcel Energy 2010 Annual Report Download - page 17

Download and view the complete annual report

Please find page 17 of the 2010 Xcel Energy annual report below. You can navigate through the pages in the report by either clicking on the pages listed below, or by using the keyword search tool below to find specific information within the annual report.

Page out of 172

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101
  • 102
  • 103
  • 104
  • 105
  • 106
  • 107
  • 108
  • 109
  • 110
  • 111
  • 112
  • 113
  • 114
  • 115
  • 116
  • 117
  • 118
  • 119
  • 120
  • 121
  • 122
  • 123
  • 124
  • 125
  • 126
  • 127
  • 128
  • 129
  • 130
  • 131
  • 132
  • 133
  • 134
  • 135
  • 136
  • 137
  • 138
  • 139
  • 140
  • 141
  • 142
  • 143
  • 144
  • 145
  • 146
  • 147
  • 148
  • 149
  • 150
  • 151
  • 152
  • 153
  • 154
  • 155
  • 156
  • 157
  • 158
  • 159
  • 160
  • 161
  • 162
  • 163
  • 164
  • 165
  • 166
  • 167
  • 168
  • 169
  • 170
  • 171
  • 172

7
PJM PJM Interconnection, LLC
PPA Purchased power agreement
Provident Provident Life & Accident Insurance Company
PRP Potentially responsible party
PSP Performance share plan
PURPA Public Utility Regulatory Policies Act of 1978
PV Photovoltaic
rate base The investor-owned plant facilities for generation, transmission and distribution and other
assets used in supplying utility service to the consumer.
REC Renewable energy credit
RECB Regional Expansion Criteria Benefits
RFP Request for proposal
ROE Return on equity
ROFR Right of first refusal
RPS Renewable Portfolio Standard. A regulation that requires the increased production of energy
from renewable energy sources, such as wind, solar, biomass, and geothermal.
RTO Regional Transmission Organization. An independent entity, which is established to have
“functional control” over a utility’s electric transmission systems, in order to provide non-
discriminatory access to transmission of electricity.
SCR Selective Catalytic Reduction
SIP State implementation plan
SO2 Sulfur dioxide
SPP Southwest Power Pool, Inc.
Standard & Poor’s Standard & Poor’s Ratings Services
TSR Total shareholder return
unbilled revenues Amount of service rendered but not billed at the end of an accounting period. Cycle meter-
reading practices result in unbilled consumption between the date of last meter reading and
the end of the period.
underlying A specified interest rate, security price, commodity price, foreign exchange rate, index of
prices or rates, or other variable, including the occurrence or nonoccurrence of a specified
event such as a scheduled payment under a contract.
WECC Western Electricity Coordinating Council
wheeling or transmission An electric service wherein high-voltage transmission facilities of one utility system are used
to transmit power generated within or purchased from another system.
working capital Funds necessary to meet operating expenses.
WTMPA West Texas Municipal Power Agency
M
easurements
Bcf Billion cubic feet
Btu British thermal unit. A standard unit for measuring thermal energy or heat commonly used as
a gauge for the energy content of natural gas and other fuels.
GWh Gigawatt hours. One gigawatt hour equals one billion watt hours.
KV Kilovolts (one KV equals one thousand volts)
KW Kilowatts (one KW equals one thousand watts)
KWh Kilowatt hours
Mcf Thousand cubic feet
MMBtu One million Btus
MW Megawatts (one MW equals one thousand KW)
Volt The unit of measurement of electromotive force. Equivalent to the force required to produce a
current of one ampere through a resistance of one ohm. The unit of measure for electrical
potential. Generally measured in kilovolts.
Watt A measure of power production or usage.