A B C D E F H I J K L M N O P Q R S T U V W X Y Z
| BACT | Best Available Control Technology |
| BANANA | build absolutely nothing anywhere near anything |
| BART | Best Available Retrofit Technology |
| BC | Bank for Cooperatives |
| BEPC | Basin Electric Power Cooperative, Bismarck, ND |
| Bcf | one billion cubic feet |
| BHP | Black Hills Power |
| BIL | basic lightning impulse insulation level |
| BNSF | Burlington Northern Santa Fe Railway |
| BPA | Bonneville Power Administration |
| BSC | Bismarck State College |
| BSL | basic switching impluse insulation level |
| BTU | British Thermal Unit |
| BWR | boiling water nuclear reactor |
| C&RE | Conservation & Renewable Energy Program (Western) |
| CAA | Clean Air Act |
| CAISO | California ISO |
| CAIR | Clean Air Interstate Rule |
| CAMR | Clean Air Mercury Rule |
| CAMU | Colorado Association of Municipal Utilities |
| CBM | coalbed methane |
| CBPC | Corn Belt Power Cooperative, IA |
| CC | combined cycle power plant |
| CCPC | Canadian Clean Power Coalition |
| CCPI | Clean Coal Power Initiative |
| CDD/HDD | cooling degree day/heating degree day |
| CEA | Canadian Electrical Association |
| CEED | Center for Energy & Economic Development; changed to American Coalition for Clean Coal Electricity (ACCCE) in 2008 |
| CEM | continuous stack emission monitoring (EPA) |
| CEPS | Clean Energy Portfolio Standards |
| CFB | circulating fluidized bed |
| CFC | National Rural Utilities Cooperative Finance Corporation |
| CIGRE | International Conference on Large High Voltage Electric Systems |
| CMEPC | Central Montana Electric Power Cooperative, MT |
| CMRTO | Crescent Moon Regional Transmission Organization (2000) |
| COE | Army Corps of Engineers |
| COOP | cooperative utility |
| COP | coefficient of performance; efficiency |
| COU | consumer-owned utility |
| CP | Cooperative Power, MN (merged to form GRE) |
| CPSS | Center for Power System Studies (SDSU) |
| CREA | Colorado Rural Electric Association |
| CREB | Clean Renewable Energy Bond |
| CREDA | Colorado River Energy Distributors Association |
| CRSP | Colorado River Storage Project Management Center |
| CSR | Customer Service Region (Western) |
| CSU | Colorado Springs Utilities |
| CT | current transformer; combustion turbine |
| CTG | combustion turbine generator |
| CURE | Consumers United for Rail Equity |
| CUS | Common Use System |
| CWIP | construction work in progress |
| DC | direct current |
| DCC | Dakota Coal Company |
| DEC | diversified energy company |
| DEED | Demonstration of Energy Efficient Developments (APPA) |
| DFS | Dry Fork Station |
| DG | distributed or dispersed generation |
| DGC | Dakota Gasification Company |
| DISCO | electric distribution company |
| DM&E | Dakota, Minnesota & Eastern Railroad |
| DOE | Department of Energy (1977) |
| DSM | demand-side management |
| DSTAR | Desert Star RTO |
| EA | Environmental Assessment (federal) |
| ECA | electrical cost adjustment |
| ECAR | East Central Reliability Coordination (RRC) |
| ECE | Electric Council for the Economy |
| ECPA | Electric Consumers Protection Act (1986) |
| EEI | Edison Electric Institute (IOUs) |
| EER | energy efficiency ratio |
| EERC | Energy and Environmental Research Center |
| EGA | Electric Generation Association |
| EHV | extra high voltage |
| EIA | Energy Information Administration |
| EIC | Electric Information Council |
| EIS | Environmental Impact Statement |
| ELCON | Electric Consumers Resource Council |
| EMF | electric and magnetic fields |
| EMS | energy management system |
| EPA | Environmental Protection Agency |
| EPAct | Energy Policy Act (2005) |
| EPAMP | Energy Planning and Management Program (Western) |
| EPRI | Electric Power Research Institute |
| ERCOT | Electric Reliability Council of Texas (RRC) |
| ERDA | Energy Research and Development Administration |
| EREPC | East River Electric Power Cooperative, SD |
| ESA | Energy Storage Association |
| ESCO | energy service company |
| EUI | electric utility industry |
| EVAA | Electric Vehicle Association of the Americas |
| EWG | exempt wholesale generator (EPAct) |
| FCA | Flood Control Act (1944) |
| FCC | Federal Communications Commission |
| FCCG | Fuel Cell Commercializaton Group |
| FERC | Federal Energy Regulatory Commission |
| FFB | Federal Financing Bank |
| FGD | flue gas desulfurization |
| FOA | fan/oil/air cooled |
| FPA | Federal Power Act (1935) |
| FPPA | Fort Peck Project Act (1938) |
| FRA | Federal Railroad Administration |
| FRCC | Florida Reliability Coordinating Council (RRC) |
| FREIC | Federated Rural Electric Insurance Corporation |
| FRPC | Front Range Power Company |
| FTE | full time equivalent personnel (federal) |
| FWPA | Federal Water Power Act (1920) |
| G&T | generation and transmission utility |
| GAO | Government Accountability Office |
| GCC | Global Climate Coalition |
| GENCO | electric generation company |
| GFCI | ground-fault circuit interrupter |
| GFRTO | GridFlorida RTO (Florida Transco) |
| GLECA | Great Lakes Electric Consumers Association |
| GOTRAC | Growth Opportunities Through Rail Access Coalition |
| GPS | global positioning system |
| GPSP | Great Plains Synfuels Plant (Synfuels Plant) |
| GRE | Great River Energy, MN (merger of CP & UPA) |
| GSRTO | GridSouth RTO |
| GT | gas turbine |
| GW | gigawatt (1,000,000,000 watts) |
| GWh | gigawatt-hour |
| HCPD | Heartland Consumers Power District, SD |
| HV | high voltage |
| HZ | Hertz (cycles per second) |
| IADG | Iowa Area Development Group |
| IAEC | Iowa Association of Electric Cooperatives |
| IAMU | Iowa Association of Municipal Utilities |
| ICE | Informed Citizens for the Environment |
| ICC | Interstate Commerce Commission |
| ICPA | Intermountain Consumer Power Association |
| IDR | Issuer Default Rating |
| IEEE | Institute of Electrical & Electronic Engineers |
| IEG | Iowa Environmental Group |
| IESNA | Illuminating Engineering Society of North America |
| IGCC | integrated gasification combined cycle |
| IGFC | integrated gasification fuel cell |
| IGSHPA | International Ground Source Heat Pump Association |
| IMG | Iowa Marketing Group |
| IMO | Independent Electric Market Organization of Ontario |
| IOS | integrated operations services |
| IOU | investor-owned utility |
| IPCC | International Panel on Climate Change |
| IPP | Inland Power Pool |
| IPP | independent power producer (PURPA) |
| IRP | integrated resources planning |
| IS | Integrated System |
| ISC | Industrial Siting Commission |
| ISO | independent transmission system operator |
| ISO MOU | ISO Memorandum of Understanding (PJM, NYISO, ISO NE, & IL) |
| ISO NE | USI New England |
| ISUB | Iowa State Utilities Board |
| ITA | independent transmission agent; independent tariff administration; integrated transmission agreement |
| ITC | independent transmission company |
| ITC | investment tax credit |
| IUC | integrated utility company |
| JAA | joint action agency |
| JOA | joint operating agreement |
| KV | kilovolt (1,000 volts) |
| KVA | kilovolt-amperes |
| KVAR | kilovar |
| KW | kilowatt (1,000 watts) |
| KWH | kilowatt-hour (energy) |
| LAER | lowest achievable air emissions rate |
| LCP | least cost planning |
| LDC | local distribution company |
| LEC | Lignite Energy Council |
| LES | Lincoln Electric System, NE |
| LFC | load frequency control |
| LMR | locational marginal pricing |
| LNG | liquefied natural gas |
| LOLP | loss of load probability |
| LOPC | L&O Power Cooperative, IA |
| LOS | Leland Olds Station |
| LPPC | Large Public Power Council |
| LRS | Laramie River Station |
| LTC | load tap changer |
| M/KWH | mills/kilowatt hour (1/10 cent/KWH) |
| MAAC | Mid-Atlantic Area Council (see PJM) |
| MAIN | Mid-America Interconnected Network |
| MAPP | Mid-Continent Area Power Pool |
| MBMECA | Missouri Basin Municipal Electric Cooperative Association, IA |
| MBPP | Missouri Basin Power Project (1971) |
| MBSG | Missouri Basin Systems Group (merged w/MECA in 1999) |
| Mcf | one thousand cubic feet |
| MDU | Montana-Dakota Utilities, ND |
| MEAN | Municipal Energy Agency of Nebraska, NE |
| MEC | Mid-American Energy Company |
| MECA | Montana Electric Cooperatives Association |
| MECA | Mid-West Electric Consumers Association |
| MEEE | Minnesotans for an Energy Efficient Economy |
| MHD | magnetohydrodynamic |
| MHEB | Manitoba Hydroelectric Board |
| MHEB | Manitoba Hydro Electric Board |
| MIP | Member Investment Program |
| MISO | Midwest Independent System Operator |
| MMU | Marshall Municipal Utilities, MN |
| MMUA | Minnesota Municipal Utilities Association |
| MOM | Missouri River Master Water Control (operating) Manual (COE) |
| MPC | Minnkota Power Cooperative, MN |
| MPCA | Minnesota Pollution Control Agency |
| MPUC | Minnesota Public Utilities Commission |
| MR&I | municipal, rural and industrial water |
| MRBA | Missouri River Basin Association |
| MREA | Minnesota Rural Electric Association |
| MRES | Missouri River Energy Services, SD (formerly MBMPA) |
| MRO | Midwest Reliability Organization |
| MTBE | methyl tertiary butyl ether |
| MUNI | municipal utility |
| MVA | megavolt-amperes (power) |
| MW | megawatt (1,000,000 watts) |
| MWH | megawatt-hour (1,000 KHW) |
| NAEHPA | North American Electric Heat Pump Alliance |
| NAERO | North American Electric Reliability Organization (successor to NERC) |
| NARUC | National Association of Regulatory Utility Commissioners |
| NCEA | North Central Electric Association |
| NCREC | North Central Research Extension Center |
| NDAMPS | North Dakota Association of Municipal Power Systems |
| NDAREC | North Dakota Association of Rural Electric Cooperatives |
| NDC | National Development Council |
| NDMPA | North Dakota Municipal Power Agency, ND |
| NDPSC | North Dakota Public Service Commission |
| NEC | National Electric Code (ANSI/NFPA) |
| NEF | National Energy Foundation |
| NEGTC | Nebraska Electric G&T Cooperative, NE |
| NEMA | National Electric Manufacturers Association |
| NERC | North American Electric Reliability Council (to be replaced by NAERO) |
| NERTO | New England RTO |
| NESARC | National Endangered Species Act Reform Coalition |
| NESC | National Electric Safety Code (ANSI/IEEE) |
| NETL | National Energy Technology Laboratory |
| NFEC | National Food and Energy Council |
| NIEP | National Independent Energy Producers |
| NIMBY | not in my back yard |
| NIPCO | Northwest Iowa Power Cooperative, IA |
| NMPP | Nebraska Municipal Power Pool |
| NOPR | Notice of Proposed Rulemaking (FERC) |
| NOV | Notice of Violation |
| NPA | Nebraska Power Association |
| NPCC | Northeast Power Coordinating Council (RRC) |
| NPCC | National Preference Customer Committee |
| NPPD | Nebraska Public Power District, NE |
| NPRB | Nebraska Power Review Board |
| NPSC | Nebraska Public Service Commission |
| NRC | Nuclear Regulatory Commission |
| NREA | Nebraska Rural Electric Association |
| NRECA | National Rural Electric Cooperative Association |
| NREL | National Renewable Energy Laboratory (1992) |
| NREVAC | Non-Road Elect Vehicles Applications Consortium |
| NRHN | National Rural Health Network |
| NRTC | National Rural Telephone Cooperative |
| NSPS | new source performance standards (EPA) |
| NSR | New Source Review |
| NTCA | National Telephone Cooperative Association |
| NUG | non-utility generator |
| NUTSEA | National Utility Training & Safety Education Association |
| NWPPA | Northwest Public Power Association |
| NWPS | Northwestern Public Service, SD |
| NYPP | New York Power Pool |
| O&M | operations and maintenance |
| OA | oil/air cooled |
| OASIS | open access sure-time transmission information system; RIN |
| OCR | oil circuit recloser |
| OFA | over-fired air |
| OM&R | operations, maintenance and replacement |
| OMB | Office of Management and Budget |
| OPPD | Omaha Public Power District, NE |
| OSHA | Occupational Safety and Health Administration |
| OTP | Otter Tail Power Company |
| PAC | powdered activated carbon |
| PC | subcritical pulverized coal |
| PCA | power cost adjustment |
| PCB | polychlorinated biphenyl |
| PCCA | Power & Communication Contractors Association |
| PCOR | Plains CO2 Reduction Partnership |
| PE | licensed professional engineer |
| PFBC | pressurized fluidized-bed combustion |
| PFN | Public Finance Network |
| PJM | Pennsylvania/Jersey/Maryland Interconnection |
| PMA | power marketing administration (eg. Western) |
| PMI | Power Marketing Initiative (Western) |
| POOLCO | alternative power pool |
| POWERPAC | APPA Political Action Committee |
| PPD/PUD | public power district/public utility district |
| PPDC | Public Power Development Corporation |
| PRB | Powder River Basin |
| PRECorp | Powder River Energy Corporation |
| PRPA | Platt River Power Authority |
| PRS | annual power repayment study (Western) |
| PRWCMT | Platte River Whooping Crane Maintenance Trust |
| PSC | public service commission |
| PSCO | Public Service Company of Colorado |
| PSD | Prevention of Significant Deterioration |
| PS&I | preliminary survey and investigation costs |
| PT | potential (voltage) transformer |
| PUC | public utility commission |
| PUCSC | Public Utilities Commission of the State of CO |
| PUHCA | Public Utilities Holding Company Act (1935) |
| PURPA | Public Utilities Regulatory Policies Act (1978) |
| PWR | pressurized water nuclear reactor |
| QA/QC | quality assurance/quality control |
| QF | qualifying facility (PURPA) |
| RA | Reclamation Act (1902) |
| RATA | Relative Accuracy Testing Audit |
| RDF | refuse-derived fuel |
| REA | Rural Electrification Administration (1935 - 1994) |
| REA | Rural Electrification Act (1936) |
| REC | rural electric cooperative |
| REMC | rural electric membership corporation |
| REPC | Rushmore Electric Power Cooperative, SD |
| RER | Rural Electric Research (NRECA) |
| RESMA | Rural Electric Statewide Manager Association |
| RIN | real-time information network; OASIS |
| RMCMI | Rocky Mountain Coal Mining Institute |
| RMEL | Rocky Mountain Electrical League |
| RMGC | Rocky Mountain Generation Cooperation |
| RMPP | Rocky Mountain Power Pool |
| RMRG | Rocky Mountain Reserve Group |
| RMW | Rushmore west |
| ROI | return on investment |
| RPA | Reclamation Project Act (1939) |
| RPS | Renewable Portfolio Standards |
| RRC | regional reliability council (eg. MAPP) |
| RTE | regional transmission entity |
| RTG | regional transmission group |
| RTO | regional transmission organization |
| RTOW | RTO West |
| RTU | remote terminal unit |
| RUS | Rural Utilities Service (1994) |
| SCADA | supervisory control and data acquisition |
| SCPC | supercritical pulverized coal |
| SDMEA | South Dakota Municipal Electric Association |
| SDMPA | South Dakota Municipal Power Agency, SD |
| SDPUC | South Dakota Public Utilities Commission |
| SDREA | South Dakota Rural Electric Association |
| SEA | sorbent enhancement additives |
| SEIA | Solar Energy Industries Association |
| SEPA | Southeastern Power Administration |
| SERC | Southeastern Electric Reliability Council (RRC) |
| SIP | State Implementation Plan |
| SMMPA | Southern Minnestoa Municipal Power Agency, MN |
| SMS | Spirit Mound Station |
| SNG | synthetic natural gas |
| SOC | soil organic carbon |
| SPC | Saskatchewan Power Corporation |
| SPEC | Sunflower Electric Power Cooperative, KS |
| SPLAN | strategic planning |
| SPP | Southwest Power Pool (RRC) |
| STB | Surface Transportation Board |
| SVC | static var control |
| SWPA | Southwestern Power Administration |
| SWPRA | Southwestern Power Resources Association |
| TAPS | Transmission Access Policy Study Group |
| T&D | transmission and distribution |
| TDU | transmission dependent utility |
| TEC | The Electrification Council |
| TIA | Territorial Integrity Act |
| TMDL | Total Maximum Daily Load |
| TPM | third party marketer |
| TRANSCO | transmission company |
| TSGTA | Tri-State Generation & Transmission Association |
| TSM | Transmission Systems Maintenance |
| TSNW | Tri-State Nebraska west |
| TTC | total transmission transfer capability |
| TTWWAD | that's the way we've always done it |
| TVA | Tennessee Valley Authority |
| UARG | Utility Air Regulatory Group |
| UBECA | United BioEnergy Commercialization Association |
| UBG | Utility Battery Group |
| UCETF | Urban Consortium Energy Task Force |
| UDC | utility distribution company |
| UHV | ultra-high voltage |
| UMGTEC | Upper Missouri G&T Electric Cooperative, MT |
| UP | Utility Plus, MN |
| UPA | United Power Association, MN (merged to form GRE) |
| UPC | utility parent company |
| UPS | uninterrupted power supply |
| UPVG | Utility Photovoltaic Group |
| URRA | Utility Renewable Resources Association |
| USABC | US Advanced Battery Consortium |
| USBR | US Bureau of Reclamation (1902); also BOR |
| USCEA | US Council for Energy Awareness |
| USCPC | ultra-supercritical pulverized coal |
| USDA | US Department of Agriculture |
| USEA | US Energy Association |
| UST | underground storage tank |
| USWAG | Utility Solid Waste Activities Group |
| UTC | Utility Telecommunications Council |
| UWAG | Utility Water Act Group |
| UWIG | Utility Wind Interest Group |
| WACM | Western Area Colorado Missouri Control Area |
| WAFB | Warren Air Force Base |
| WALC | Western Area Lower Colorado |
| WAPA | Western Area Power Administration, CO |
| WFA | Western Fuels Association |
| WIA | Wyoming Infrastructure Authority |
| WMMPA | Western Minnesota Municipal Power Agency, MN |
| WMPA | Wyoming Municipal Power Agency WY |
| WPEC | West Plains Electric Cooperative |
| WPP | Western Power Producers |
| WPSC | Wyoming Public Service Commission |
| WQCC | Water Quality Control Commission |
| WREA | Wyoming Rural Electric Association |
| WSCC | Western Systems Coordinating Council |
| WSPC | Western States Power Corporation |
| WSWPCC | Western States Water & Power Consumers Conference |