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List of Acronyms, Abbreviations, and Hydroelectric Terms
- af
- Acre-foot, the amount of water needed to cover one acre to a depth of one foot.
- APE
- Area of Potential Effect as pertaining to Section 106 of the National Historic Preservation Act.
- BIA
- Bureau of Indian Affairs
- BLM
- Bureau of Land Management
- CADD
- computer aided drafting and design
- CFR
- Code of Federal Regulations
- cfs
- cubic feet per second
- Commission
- Federal Energy Regulatory Commission
- CSKT
- Confederated Salish & Kootenai Tribes
- CWA
- Clean Water Act
- DLA
- Draft License Application
- DO
- dissolved oxygen
- DOE
- U.S. Department of Energy
- DOI
- U.S. Department of Interior
- EA
- Environmental Assessment
- EAP
- Emergency Action Plan
- EFH
- Essential Fish Habitat
- EIS
- Environmental Impact Statement
- EL
- elevation
- ESA
- Endangered Species Act
- FERC
- Federal Energy Regulatory Commission
- Flowline
- Enclosed pipeline with low slope leading from dam to penstocks
- Francis Turbine
- A radial-inflow reaction turbine, where flow through the runner is radial to the turbine shaft
- FPA
- Federal Power Act
- FWCA
- Fish and Wildlife Coordination Act
- GIS
- Geographic Information Systems
- GWh
- Gigawatt-hour (equals one million kilowatt-hours)
- Hp
- Horsepower
- Hz
- hertz (cycles per second)
- HPMP
- Historic Properties Management Plan
- ILP
- Integrated Licensing Process
- Installed Capacity
- The nameplate MW rating of a generator or group of generators
- Interested Parties
- The broad group of individuals and entities that have an interest in a proceeding
- kW
- kilowatt
- kWh
- kilowatt-hour
- KTI
- Kootenai Tribe of Idaho
- kV
- kilovolts
- Lake Creek Dam
- The Project Dam located on Lake Creek at approximately RM 1.0. Also known as Troy Dam
- Lake Creek Reservoir
- The Project reservoir formed by Lake Creek Dam. also known as Troy Reservoir.
- License Application
- Application for New License submitted to FERC no less than two years in advance of expiration of an existing license. See DLA.
- Licensee
- Northern Lights, Inc.
- MTDEQ
- Montana Department of Environmental Quality
- MTFWP
- Montana Department of Fish, Wildlife and Parks
- MTPSC
- Montana Public Service Commission
- MW
- megawatt
- MWh
- megawatt-hour
- NEPA
- National Environmental Policy Act
- NGO
- Non-governmental organization
- NLI
- Northern Lights, Inc.
- NMFS
- National Marine Fisheries Services, same as NOAA Fisheries
- NOAA Fisheries
- NOAA National Marine Fisheries Service, same as NMFS
- NPDES
- National Pollutant Discharge Elimination System
- NPS
- National Park Service
- NOI
- Notice of Intent
- Normal Operating Capacity
- The maximum MW output of a generator or group of generators under normal maximum head and flow conditions
- NRECA
- National Rural Electric Cooperative Association
- NWI
- National Wetlands Inventory
- PAD
- Pre-Application Document
- Peaking
- Operation of generating facilities to meet maximum instantaneous electrical demands
- Penstock
- An inclined pressurized pipe through which water flows from a forebay or tunnel to the powerhouse turbine
- PDF
- Portable Document Format
- PLP
- Preliminary Licensing Proposal
- PM&E
- Protection, Mitigation and Enhancement Measures
- PMF
- Probable Maximum Flood
- Project
- FERC Project No. 2594, Lake Creek Project
- Project Area
- The area within the FERC Project boundary.
- Project Boundary
- The boundary line defined in the Project license issued by FERC that surrounds those areas needed for operation of the Project.
- Project Vicinity
- The general geographic area in which the Project is located; for this PAD, Lincoln County, Montana.
- QC
- quality control
- Relicensing
- The process of acquiring a new FERC license for an existing hydroelectric project upon expiration of the existing FERC license.
- Relicensing Participants
- Individuals and entities that are actively participating in a proceeding
- Resource Affected Area
- The geographic area in which a specific resource is potentially affected by the Project.
- RM
- River mile
- RT&E Species
- Rare, threatened, endangered and special status species, which for purposes of this PAD is defined to include (1) all species (plant and animal) listed, proposed for listing, or candidates for listing under the Federal and state Endangered Species Acts and those listed by the USFS as sensitive, special status or watch list.
- Run-of-the-river
- A hydroelectric project that uses the flow of a stream with little or no reservoir capacity for storing water.
- SD
- Scoping Document
- Service List
- A list maintained by FERC of parties who have formally intervened in a proceeding. In relicensing, there is no Service List until the license application is filed and accepted by FERC. Once FERC establishes a Service List, any documents filed with FERC must also be sent to the Service List.
- SHPO
- State Historic Preservation Officer
- Surge Chamber
- A structure located on a tunnel or penstock, used to absorb and attenuate the overflow and prevents any disruption due to a sudden change in water pressure through a tunnel or penstock.
- Tailrace
- Channel through which water is discharged from the powerhouse turbines.
- Troy Dam
- Lake Creek Dam
- Troy Reservoir
- Lake Creek Reservoir
- TU
- Trout Unlimited
- USACE
- U.S. Army Corps of Engineers
- USDA
- U.S. Department of Agriculture
- USEPA
- U.S. Environmental Protection Agency
- USFS
- U.S. Forest Service
- USFWS
- U.S. Fish and Wildlife Service
- USGS
- U.S. Geological Survey
- WQC
- Water Quality Certificate
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