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 |
The Independent Energy Producers Association
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