Johnston County County, Oklahoma — Interconnection Projects

The interXdata warehouse tracks 5 interconnection projects in Johnston County, Oklahoma, representing 2,807 MW of requested capacity.

5Total projects
2Active
1Operational
2Withdrawn
2,807 MWRequested capacity

Technology mix

TechnologyProjectsRequested capacity
Other22,103 MW
Wind1304 MW
Solar1200 MW
Battery1200 MW

Projects

ProjectQueue IDTechnologyCapacityStatusLocation
Hugo - Sunnyside 345kVGEN-2016-019Other1,219.0 MWwithdrawnJohnston County, Oklahoma
Hugo - Sunnyside 345kVGEN-2016-018Other884.0 MWwithdrawnJohnston County, Oklahoma
Johnston County 345kVGEN-2015-036Wind303.6 MWoperationalJohnston County, Oklahoma
Hugo-Sunnyside 345 kVGEN-2017-075Solar200.0 MWactiveJohnston County, Oklahoma
Interconnecting at Hugo - Sunnyside 345 kV transmission lineGEN-2024-SR6Battery200.0 MWactiveJohnston County, Oklahoma

Top developers

Developer attribution is not yet resolved for this set.

Explore related data

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

Provenance: 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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