Interconnection.fyi
Tracking U.S. ISO & utility interconnection queues
Home / Projects / Washington / Columbia County

Columbia County, Washington Interconnection Queue Projects

Total Projects
31
Active
10
Operational
6
Withdrawn
15

All Columbia County, Washington Projects (31)

Project NameQueue IDTypeStatus
Hopkins Ridge AdditionG0274💨 WindOperational
Lower Snake Phase 1G0284💨 WindOperational
Tucannon River Wind FarmG0286💨 WindOperational
Unnamed ProjectG0294💨 WindActive
Unnamed ProjectG0295💨 WindActive
Unnamed ProjectG0298💨 WindWithdrawn
Unnamed ProjectG0299💨 WindWithdrawn
Unnamed ProjectG0847☀️ SolarActive
Hopkins Ridge WindG100💨 WindOperational
Unnamed ProjectG1070🔋 Battery, ☀️ SolarWithdrawn
Unnamed ProjectG1086🔋 Battery, ☀️ SolarActive
300MW Lower Monumental-StarbuckG77💨 WindWithdrawn
Dayton SubstationL0438-Withdrawn
CAC Green H2 FacilityL0555-Withdrawn
Diesel Refinery Additional LoadL0591-Active
Donald Nys SubstationL0592-Active
Dutch Canyon SubstationL0593-Active
Forge Ahead 105 MWL0602-Withdrawn
PW1 & PW2L0609-Active
PW1 & PW2L0610-Active
Starbuck 500 MWL0674-Active
Unnamed Project115💨 WindWithdrawn
Unnamed Project122💨 WindOperational
Unnamed Project13💨 WindWithdrawn
Unnamed Project14💨 WindWithdrawn
Unnamed Project856💨 WindOperational
Unnamed Project857💨 WindWithdrawn
Unnamed Project115💨 WindWithdrawn
Unnamed Project119☀️ SolarWithdrawn
Unnamed Project137☀️ SolarWithdrawn
Unnamed Projectrow-92🔋 Battery, ☀️ SolarWithdrawn

Other Counties in Washington

Interconnection.fyi
Tracking U.S. ISO & utility interconnection queues

Stay up to date via our email newsletter:

Interconnection queue requests/projects in list format

All transmission grid interconnection queue requests/projects All distribution grid (DG) interconnection queue requests/projects Data center projects by state EIA860 planned and operational power plant projects

Insights

Charts State of interconnection queues — January 2024In 2024, interconnection queues shrank for the first time in yearsAll insights

Other energy & climate tools

Inflation Reduction Act Bill Text Viewer ToolClimate Tech Jobs Tracker (30,000+ jobs)Climate Tech Hiring Trends & ChartsBuy/Sell Surplus Transformers

Queue requests/projects by U.S. state


Queue requests/projects by Canadian province

Queue requests/projects by project type

GenerationLoadReplacementSurplusTransmissionUpgrade

Data Centers

All data center projects

By U.S. State

Interconnection queue requests/projects by transmission owner

Alberta Electric System OperatorAllegheny PowerAlliant Energy EastAlliant Energy WestAmeren IllinoisAmeren MissouriAmerican Electric PowerAmerican Municipal PowerAmerican Transmission CompanyAmerican Transmission SystemsArizona Public ServiceArkansas Electric Cooperative CorporationAssociated Electric CooperativeAvista UtilitiesBC HydroBaltimore Gas and ElectricBangor Hydro ElectricBasin Electric Power CooperativeBig Rivers Electric CorporationBlack Hills Cheyenne Light Fuel and Power TransmissionBlack Hills Colorado ElectricBlack Hills PowerBonneville Power AdministrationCedar Falls UtilitiesCentral Hudson Gas and ElectricCentral Maine PowerCentral Power Electric CooperativeChelan County Public Utility DistrictCity Utilities of Springfield MissouriCity Water, Light and PowerCity of Columbia, MissouriCity of Muscatine, IowaCleco HoldingsColorado River Storage Project TransmissionColorado Springs UtilitiesCommonwealth EdisonConsolidated EdisonConsumers EnergyCooperative EnergyCorn Belt Power CooperativeDCR TransmissionDairyland Power CooperativeDayton Power and LightDelmarva Power and LightDesertLinkDominion EnergyDominion Energy South CarolinaDuke EnergyDuke Energy CarolinasDuke Energy FloridaDuke Energy IndianaDuke Energy Ohio and KentuckyDuke Energy ProgressDuquesne Light CompanyEast Kentucky Power CooperativeEast River Electric Power CooperativeEast Texas Electric CooperativeEl Paso ElectricEmpire District Electric CompanyEntergyEntergy ArkansasEntergy LouisianaEntergy MississippiEntergy New OrleansEntergy TexasEssential PowerEvergyEvergy Missouri WestEversourceEwington Energy SystemsFarmington Electric Utility SystemFirstEnergyFlorida Power and LightGeorgia TransmissionGrand River Dam AuthorityGrand River EnergyGrant County Public Utility DistrictGridLianceGridLiance WestGridUnityHenderson Municipal Power and LightHoosier EnergyHorizon West TransmissionHydro-QuébecIMEUISO New EnglandITC Great PlainsITC MidwestITC TransmissionIdaho Power CompanyImperial Irrigation DistrictIndependence Power and LightIndependent Electricity System OperatorIndianapolis Power and LightJacksonville Electric AuthorityJersey Central Power and LightKACYKansas City Board of Public UtilitiesKansas City Power and LightKansas Power PoolLS PowerLS Power Grid New YorkLafayette Utilities SystemLea County Electric CooperativeLincoln Electric System
Long Island Power AuthorityLos Angeles Department of Water and PowerLouisville Gas and Electric and Kentucky Utilities EnergyLoveland Area Projects TransmissionLower Yellowstone Rural Electric CooperativeMadison Gas and ElectricMaine Public ServiceManitoba HydroMetropolitan Edison CompanyMichigan Electric Transmission CompanyMichigan Public Power AgencyMid-Kansas Electric CompanyMidAmerican EnergyMidcontinent Independent System OperatorMidwest EnergyMinnesota Municipal Power AgencyMinnesota PowerMinnkota Power CooperativeMissouri River Energy ServicesMissouri Western Energy CorporationMontana-Dakota UtilitiesMunicipal Commission of BoonvilleNAEANB PowerNV EnergyNational GridNavajo-CrystalNebraska Public Power DistrictNew York Power AuthorityNew York State Electric and GasNew York TranscoNextEra Energy TransmissionNextEra Energy Transmission SouthwestNorthWestern EnergyNortheast UtilitiesNorthern Indiana Public ServiceNorthern States Power CompanyNorthwest Iowa Power CooperativeNorthwestern Wisconsin Electric CompanyNova Scotia PowerOhio Valley Electric CorporationOklahoma Gas and ElectricOld Dominion Electric CooperativeOmaha Public Power DistrictOrange and RocklandOrlando Utilities CommissionOtter Tail Power CompanyPECO Energy CompanyPJMPPL CorporationPacifiCorpPacific Gas and Electric CompanyPennsylvania Electric CompanyPeople's Electric CooperativePlatte River Power AuthorityPortland General ElectricPotomac Electric Power CompanyPrairie PowerPublic Service Company Of ColoradoPublic Service Company of New MexicoPublic Service Electric and GasPuget Sound EnergyRochester Gas and ElectricRochester Public UtilitiesRockland Electric CompanySacramento Municipal Utility DistrictSalt River ProjectSam Houston Electric CooperativeSan Diego Gas and ElectricSantee CooperSaskPowerSeminole Electric CooperativeSouth Mississippi Electric Power AssociationSouthern California EdisonSouthern CompanySouthern Illinois Power CooperativeSouthern Indiana Gas and Electric CompanySouthern Maryland Electric CooperativeSouthern Minnesota Municipal Power AgencySouthwestern Power AdministrationSouthwestern Public Service CompanySunflower Electric Power CorporationTacoma Public UtilitiesTampa Electric CompanyTennessee Valley AuthorityTransource MissouriTri-State Generation and Transmission AssociationTucson Electric PowerUnited Gas Improvement CompanyUnited Illuminating CompanyUpper Peninsula Power CompanyValley Electric AssociationVillage of ArcadeWAPA Sierra NevadaWAPA/BEPC/HCPD Integrated SystemWabash Valley Power AssociationWestar EnergyWestern Area Power AdministrationWestern Area Power Administration Desert Southwest RegionWestern Farmers Electric CooperativeWisconsin Electric Power CompanyWisconsin Public Service CorporationWolverine Power Supply CooperativeXcel Energy

© 2026 Interconnection.fyi. All rights reserved.

GridTracker by Interconnection.fyi

Full access to the data

See all the data

Find relevant dockets and filings

Track data center builds