energy
Acronyms

Get to know the most commonly used acronyms.

AB  Assembly Bill
AC  Alternating Current
AEI  Advanced Energy Initiative
AMI  Advanced Metering Infrastructure
AMR  Automated Meter Reading
APCD  Air Pollution Control District
APCO  Air Pollution Control Officer
AQIP  Air Quality Investment Program
AQMD  Air Quality Management District
AQMP  Air Quality Management Plan
ARB  Air Resources Board
BG  Biomass Gassification
BLM  Bureau of Land Management
BTL  Biomass-to-Liquid
CAISO  California Independent System Operator
CalEPA  California Environmental Protection Agency
CARB  California Air Resources Board
CARES  Conservation and Renewable Energy System
CCAA  California Clean Air Act
CCR  California Code of Regulations
CDF  California Department of Forestry
CDFG  California Department of Fish and Game
CEC  California Energy Commission
CED  California Energy Demand
CEM  Continuous Emissions Monitoring
CEMS  Continuous Emissions Monitoring Systems
CEQA  California Environmental Quality Act
CESA  California Endangered Species Act
CFR  Code of Federal Regulations
CIWMB  California Integrated Waste Management Board
CNG  Compressed Natural Gas
CPUC  California Public Utilities Committee
CT  Combustion Turbine
CT  Current Transformer
CTG  Combustion Turbine Generator
CTL  Coal-to-Liquid Conversion
CWA  Clean Water Act
DC  Direct Current
DCTL  Double Circuit Transmission Line
DER  Distributed Energy Resources
DOC  Determination of Compliance
DOE  Department of Energy
DOT  Department of Transportation
DR  Demand Response
DSM  Demand Side Management
EA  Environmental Assessment
EAP  Energy Action Plan
EDF  Environmental Defense Fund
EDR  Energy Development Report
EER  Energy Efficiency Ratio
EFLIN  Electric Utility Financial and Production Simulation Model
EFS&EPD  Energy Facilities Siting and Environmental Protection Division
EHV  Extra High Voltage
EIA  Energy Information Administration
EIR  Environmental Impact Report
EIS  Environmental Impact Statement
ELCON  Electricity Consumers Resources Council
EMM  Electricity Market Model
EPA  Environmental Protection Agency
EPACT  Energy Policy Act of 1992 (EPACT)
EPCA  Energy Policy and Conservation Act
EPR  Energy Profit Ratio
EPRI  Electric Power Research Institute
ERC  Emission Reduction Credit
ERPA  Energy Resources Program Account
ESA  Endangered Species Act
ESA  Environmental Site Assessment
ESP  Energy Service Providers
ETSR  Energy Technologies Status Report
EUC  End Use Consumption
FAA  Federal Aviation Administration
FCAA  Federal Clean Air Act
FCC  Federal Communications Commission
FEIR  Final Environmental Impact Report
FEMA  Federal Emergency Management Agency
FERC  Federal Energy Regulatory Commission
FIP  Federal Implementation Plan
GENCO  Generation Company
GHG  Greenhouse Gas
GRDA  Geothermal Resources Development Account
GRIM  Government Regulatory Impact Model
GW  Gigawatt
GWh  Gigawatt-hour
GWP  Global Warming Potential
HELM  Hourly Electric Load Model
HRA  Health Risk Assessment
HRSG  Heat Recovery Steam Generator
HTS  High Temperature Superconducting
HV  High Voltage
ID  Load Identification
IEA  International Energy Agency
IEPR  Integrated Energy Policy Report
IMBUILD  Impact of Building
IMPLAN  Impact Analysis for Planning
IOU  Investor Owned Utility
IPP  Independent Power Producer
IRP  Integrated Resource Planning
ISO  Independent System Operator
JES  Joint Environmental Statement
KGRA  Known Geothermal Resources Area
km  Kilometer
kV  Kilovolt
KVA  Kilovolt-ampere
kVa  Kilovolt-Ampere
KVAR  Kilovolt-amphere Reactive
kW  Kilowatt
kWe  Kilowatt (electric)
kWh  Kilowatt Hour
kWp  Peak Kilowatt
LCR  Local Capacity Requirement
LL  Load Loss
LNG  Liquefied Natural Gas
LORS  Laws, Ordinances, Regulations and Standards
LQHC  Low Quality Hydrocarbons
LSE  Load Serving Entity
LTPP  Long Term Procurement Proceeding
LV  Low Voltage
LWR  Light Water Reactor
MOU  Memorandum of Understanding
MPR  Market Price Referent
MRTU  Market Redesign and Technology Upgrade
MSERCs  Mobile Source Emission Reduction Credits
MV  Megavolt
MVA  Megavolt-amperes
MVAR  Megavolt-ampere reactive
MW  Megawatt
MWh  Megawatt Hour
MWp  Peak Megawatt
NAAQS  National Ambient Air Quality Standards
NAICS  North American Industry Classification System
NARUC  The National Association of Regulatory Utility Commissioners
NASUCA  The National Association of Utility Consumer Advocates
ND  Negative Declaration
NEMS  National Energy Modeling System
NEPA  National Environmental Policy Act
NERC  North American Electric Reliability Council
NES  National Energy Savings
NESHAPS  National Emission Standards for Hazardous Air Pollutants
NG  Natural Gas
NGL  Natural Gas Liquids
NHA  National Hydropower Association
NIMBY  Not In My Backyard
NL  No-Load Losses
NMFS  National Marine Fisheries Service
NMHC  Nonmethane Hydrocarbons
NOI  Notice of Intention
NOPR  Notice of Proposed Rulemaking
NOx  Nitrogen Oxides
NRC  Nuclear Regulatory Commission
NRDC  Natural Resources Defense Council
NRECA  National Rural Electric Cooperative Association
NREL  National Renewable Energy Laboratory (DOE)
NRTA  Northwest Regional Transmission Association
NUG  Non-Utility Generator
O&M  Operation and Maintenance
O3  Ozone
OASIS  Open Access Same-Time Information System
OEE  Office of Energy Efficiency
OIRA  Office of Information and Regulatory Affairs
OMB  Office of Management and Budget
ORA  Office of Ratepayer Advocates
OSB  Oversight Board
OSHA  Occupational Safety and Health Act
OTEC  Ocean Thermal Energy Conversion
PGP  Public Generating Pool
PIER  Public Interest Energy Research Program
PIFUA  Federal Powerplant and Industrial Fuel Use Act of 1978
PM  Particulate Matter or Project Manager
PMA  Power Marketing Authority
ppb  Parts Per Billion
PPC  Public Power Council
ppm  Parts Per Million
ppmvd  Parts Per Million by Dry Volume
ppt  Parts Per Thousand
PRC  Public Resources Code
PRF  Peak Responsibility Factor
PT  Potential Transformer
PTO  Permit to Operate
PU  Per Unit
PUC  Public Utilities Commission
PURPA  Federal Public Utilities Regulatory Policy Act of 1978
PV  Photovoltaic
PX  The California Power Exchange Corporation
QA/QC  Quality Assurance/Quality Control
QF  Qualifying Facility
QFER  Quarterly Fuel and Energy Reports
RETI  Renewable Energy Transmission Initiative
RETO  Reasonably Expected to Occur
RFO  Request for Offer
RFP  Request for Proposals
RFQ  Request for Qualifications
RPS  Renewable Portfolio Standard
RTG  Regional Transmission Group
RTO  Regional Transmission Organization
RTP  Real-Time Pricing
RWQCB  Regional Water Quality Control Board
SB  Senate Bill
SCTL  Single Circuit Transmission Line
SEC  Securities and Exchange Commission
SEER  Seasonal Energy Efficience Ratio
SEGS  Solar Electric Generating Station
SIP  State Implementation Plan
STIG  Steam Injected Gas Turbine
SWP  State Water Project
SWRCB  State Water Resources Control Board
TAC  Toxic Air Contaminant
TDM  Tariff Data Model
TE  Transmission Engineering
TL  Transmission Line(s)
TS&N  Transmission Safety and Nuisance
TSE  Transmission System Engineering
TSIN  Transmission Services Information Network
TSP  Total Suspended Particulate Matter
UBC  Uniform Building Code
UDC  Utility Distribution Company
UDF  Utility Displacement Factor
UEC  Average Unit of Energy Consumption for Each End Use
UEG  Utility Electric Generator
UL  Underwriters Laboratories
URL  Uniform Resource Locator
URR  Ultimately Recoverable Resources
USGS  United States Geological Survey
V  Volts
VAWT  Vertical-Axis Wind Turbine
W  Watt
WAPA  Western Interconnection Coordination Forum
WATSCO  The Western Association for Transmission System Coordination
WCI  Western Climate Initiative
WICF  Western Interconnection Forum
WIEB  Western Interstate Energy Board
WPAG  Western Public Agency Group
WRTA  Western Region Transmission Association
WSCC  Western Systems Coordinating Council
WSPP  Western Systems Power Pool