Oklahoma Interconnection Projects

interXdata tracks 1,172 interconnection projects in Oklahoma representing 214,329 MW of requested capacity. The dominant technology by capacity is Wind. The most active counties are Mayes, Oklahoma, Caddo.

1,172Total projects
187Active
470Operational
507Withdrawn
214,329 MWRequested capacity
34,365 MWActive capacity

Technology mix

TechnologyProjectsRequested capacity
Wind43784,048 MW
Gas22344,665 MW
Solar22837,652 MW
Battery17425,122 MW
Other10922,594 MW
Solar+Battery1250 MW

Counties

CountyProjectsRequested capacity
Mayes466,981 MW
Oklahoma418,594 MW
Caddo395,068 MW
Woodward294,249 MW
Canadian293,454 MW
Coal28912 MW
Tulsa276,826 MW
Texas255,252 MW
Kay232,993 MW
Muskogee224,896 MW
Grady213,265 MW
Tillman184,151 MW
Garfield173,020 MW
Payne171,207 MW
Woodward County162,518 MW
Pittsburg152,682 MW
Dewey County142,555 MW
Wagoner142,800 MW
Comanche143,042 MW
Mayes County141,560 MW
Beaver County132,838 MW
Logan132,597 MW
Kingfisher121,838 MW
Johnston122,383 MW
Rogers112,622 MW
Noble113,180 MW
Dewey111,811 MW
Osage11754 MW
Grady County111,529 MW
Murray111,496 MW
Osage County112,145 MW
Woods111,823 MW
Bryan10968 MW
Choctaw102,506 MW
Cleveland10620 MW
Carter91,978 MW
Canadian County91,904 MW
McClain92,053 MW
Beaver91,673 MW
Ellis91,737 MW

Largest projects

ProjectQueue IDTechnologyCapacityStatusLocation
Riverside - Oneta - Pecan Creek - Redbud 345 kV LineGEN-2024-130Wind1,900.0 MWwithdrawnTulsa, Oklahoma
Tap Sunnyside-Hugo 345 kV LineGEN-2017-043Other1,550.0 MWwithdrawnBryan County, Oklahoma
Riverside – Redbud 345 kV lineGEN-2024-340Gas1,400.0 MWoperationalCreek, Oklahoma
GEN-2000-014GEN-2000-014Gas1,300.0 MWwithdrawnSeminole, Oklahoma
Hugo (71 miles) - Sunnyside (42 miles) 345 kV LineGEN-2024-132Gas1,300.0 MWwithdrawnMilburn, Oklahoma
Hitchland 345 kV SubstationGEN-2024-127Gas1,300.0 MWwithdrawnTexas, Oklahoma
Hugo - Sunnyside 345kVGEN-2016-019Other1,219.0 MWwithdrawnJohnston County, Oklahoma
Tap Sunnyside-Hugo 345 kV LineGEN-2017-042Other1,100.0 MWwithdrawnBryan County, Oklahoma
Riverside - Oneta - Pecan Creek - Redbud 345 kV LineGEN-2024-131Wind1,100.0 MWwithdrawnTulsa, Oklahoma
Pittsburgh 345 kV SubstationGEN-2024-341Gas1,045.0 MWoperationalPittsburgh, Oklahoma
Traverse Wind Project, LLC63479_GEN1Wind999.0 MWoperationalCuster, Oklahoma
GEN-2007-007GEN-2007-007Other985.0 MWwithdrawnSequoyah, Oklahoma
GEN-2004-018GEN-2004-018Other900.0 MWwithdrawnChoctaw County, Oklahoma
GEN-2006-037GEN-2006-037Other900.0 MWwithdrawnNoble County, Oklahoma
GEN-2001-011GEN-2001-011Gas900.0 MWwithdrawnLawton, Oklahoma
Hugo - Sunnyside 345kVGEN-2016-018Other884.0 MWwithdrawnJohnston County, Oklahoma
GEN-2007-063GEN-2007-063Wind840.0 MWwithdrawnHarper, Oklahoma
GEN-2000-011GEN-2000-011Gas825.0 MWwithdrawnWebbers Falls, Oklahoma
GEN-2000-005GEN-2000-005Gas825.0 MWwithdrawnLake Thunderbird, Oklahoma
GEN-2000-004GEN-2000-004Gas800.0 MWwithdrawnValliant, Oklahoma
Horseshoe Lake 138kV SubstationERAS-2025-004Gas779.0 MWoperationalHarrah, Oklahoma
GEN-2006-038GEN-2006-038Other750.0 MWwithdrawnChoctaw, Oklahoma
Comanche 138kV SubstationERAS-2025-024Gas744.0 MWoperationalLawton, Oklahoma
AES 5 345 kV SubstationGEN-2024-299Gas744.0 MWoperationalOklahoma, Oklahoma
Oklaunion-Lawton East Side 345kV LineERAS-2025-026Gas744.0 MWoperationalLawton, Oklahoma
Gracemont - Lawton 345 kV LineGEN-2024-128Gas690.0 MWoperationalAnadarko, Oklahoma
GEN-2008-030GEN-2008-030Other660.0 MWwithdrawnLeFlore County, Oklahoma
GEN-2006-004GEN-2006-004Other620.0 MWwithdrawnRogers Co., Oklahoma
GEN-2001-003GEN-2001-003Other620.0 MWwithdrawnStephens County Duncan, Oklahoma
GEN-2007-041GEN-2007-041Wind600.0 MWwithdrawnTexas County, Oklahoma

Top developers in Oklahoma

Developer attribution is not yet resolved for this set.

Recent material changes

ObservedProjectFieldOldNew
2026-08-15Cleveland - Amber Tap 138 kV Lineproposed_online_date2026-09-012029-09-01
2026-08-14Hugo Power Plant 138 kV Substatusactiveoperational
2026-08-14Hugo Power Plant 138 kV Subproposed_online_date2026-03-31
2026-08-14Hugo Power Plant 138 kV Suboperational_date2026-08-13
2026-08-11Lula 138 kV Substationproposed_online_date2026-09-012029-09-01
2026-08-07Prague - Chernicky 138 kV Lineproposed_online_date2026-09-012029-09-01
2026-08-06Pryor Junction 138kV suboperational_date2021-12-01
2026-08-06Dry Gulch 161kV substatusactiveoperational
2026-08-06Dry Gulch 161kV subproposed_online_date2026-05-08
2026-08-06Dry Gulch 161kV suboperational_date2021-12-01
2026-08-06Pryor Junction 138kV substatusactiveoperational
2026-08-06Pryor Junction 138kV subproposed_online_date2026-06-22

Explore related data

Source last checked2026-07-31
Data last materially changed2026-08-27
Page data generated2026-08-27

Provenance: aeci-oasis; U.S. EIA — Form EIA-860M generator inventory (operating + planned); Southwest Power Pool — generator interconnection queue. Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.

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