Interconnection region

SPP interconnection queue

587 proposed projects — 587 active and 0 suspended — are in the SPP queue, totaling 126.30 GW of requested capacity. Projects that reached commercial operation here took a median of 4.1 years from interconnection request to online date (272 completed projects).

587
Proposed projects
126.30 GW
Requested capacity
Gas
Largest resource type
4.1 yrs
Median request → operation

Requested capacity by resource type

Gas 26.1%Solar 23.3%Battery 22.2%Wind 15.9%Solar + Battery 10.1%Other 2.1%Coal 0.4%

By state in SPP

Oklahoma210 · 42.70 GWKansas112 · 26.39 GWTexas71 · 17.45 GWNebraska77 · 14.90 GWMissouri38 · 7.62 GWNew Mexico28 · 6.13 GWNorth Dakota19 · 5.51 GWLouisiana8 · 2.27 GWArkansas10 · 1.29 GWSouth Dakota6 · 1.09 GWColorado4 · 600 MWIowa3 · 267.2 MWMontana1 · 74.5 MW

Largest proposed projects in SPP

Type
Queue GEN-2024-340
GEN-2024-340
GasOklahomaCreek1.40 GW20252032
Queue GEN-2024-379
GEN-2024-379
GasLouisianaBossier Parish1.35 GW20252031
Queue GEN-2024-377
GEN-2024-377
GasTexasHarrison1.35 GW20252031
Queue GEN-2024-341
GEN-2024-341
GasOklahomaPittsburg1.04 GW20252031
Queue GEN-2020-065
GEN-2020-065
GasNew MexicoGaines1.00 GW20202028
Queue GEN-2023-204
GEN-2023-204
GasTexasMorris914.6 MW20232028
Queue GEN-2024-129
GEN-2024-129
GasKansasLabette910 MW20252030
Queue ERAS-2025-004
ERAS-2025-004
GasOklahomaOklahoma779 MW20252030
Queue GEN-2024-207
GEN-2024-207
GasMissouriJackson778.6 MW20252029
Queue ERAS-2025-011
ERAS-2025-011
GasNorth DakotaMercer750 MW20252030
Queue ERAS-2025-012
ERAS-2025-012
GasNorth DakotaMercer750 MW20252030
Queue GEN-2024-081
GEN-2024-081
GasNorth DakotaWilliams745 MW20242029
Queue GEN-2024-082
GEN-2024-082
GasNorth DakotaWilliams745 MW20242030
Queue ERAS-2025-024
ERAS-2025-024
GasOklahomaComanche744 MW20252029
Queue ERAS-2025-026
ERAS-2025-026
GasOklahomaComanche744 MW20252029
Queue GEN-2024-299
GEN-2024-299
GasOklahomaOklahoma744 MW20252032
Queue GEN-2024-249
GEN-2024-249
GasKansasPottawatomie721.2 MW20252032
Queue ERAS-2025-008
ERAS-2025-008
GasKansasSumner721.1 MW20252029
Queue ERAS-2025-006
ERAS-2025-006
GasKansasReno717.8 MW20252030
Queue GEN-2024-128
GEN-2024-128
GasOklahomaCaddo690 MW20252030
Queue GEN-2020-007
GEN-2020-007
Solar + BatteryKansasLinn650 MW20202028
Queue ERAS-2025-017
ERAS-2025-017
GasKansasFinney600 MW20252029
Queue GEN-2016-119
GEN-2016-119
WindOklahomaKingfisher600 MW20162025
Queue GEN-2024-GR5
GEN-2024-GR5
GasOklahomaChouteau594 MW20242026
Queue GEN-2024-021
GEN-2024-021
GasNebraskaLancaster540 MW20242030
Queue GEN-2022-GR1
GEN-2022-GR1
GasTexasHarrison513 MW20222027
Queue GEN-2021-030
GEN-2021-030
SolarKansasLinn510.3 MW20212029
Queue ERAS-2025-023
ERAS-2025-023
GasOklahomaRogers510 MW20252029
Queue GEN-2021-070
GEN-2021-070
WindKansasHodgeman504 MW20212030
Queue GEN-2017-195
GEN-2017-195
SolarKansasJohnson500.4 MW20172030
Queue GEN-2021-096
GEN-2021-096
SolarKansasCoffey500 MW20212030
Queue GEN-2018-043
GEN-2018-043
SolarNebraskaBurt500 MW20182029
Queue GEN-2024-303
GEN-2024-303
Solar + BatteryNew MexicoRoosevelt500 MW20252029
Queue GEN-2024-304
GEN-2024-304
Solar + BatteryNew MexicoRoosevelt500 MW20252029
Queue GEN-2020-087
GEN-2020-087
SolarOklahomaComanche500 MW20202028
Queue GEN-2024-294
GEN-2024-294
Solar + BatteryOklahomaMayes500 MW20252030
Queue GEN-2026-SR8
GEN-2026-SR8
BatteryOklahomaElgin500 MW20262028
Queue ERAS-2025-021
ERAS-2025-021
WindTexasHale500 MW20252030
Queue ERAS-2025-010
ERAS-2025-010
GasOklahomaOklahoma496 MW20252029
Queue GEN-2024-013
GEN-2024-013
GasOklahomaMcclain496 MW20242030
Queue GEN-2024-321
GEN-2024-321
GasOklahomaSeminole493 MW20252030
Queue GEN-2024-GR1
GEN-2024-GR1
GasOklahomaOklahoma492 MW20242026
Queue GEN-2023-222
GEN-2023-222
GasNebraskaGage478 MW20232033
Queue GEN-2023-224
GEN-2023-224
GasNebraskaLancaster478 MW20232029
Queue GEN-2023-102
GEN-2023-102
Solar + BatteryOklahomaWoods475 MW20232029
Queue GEN-2026-SR10
GEN-2026-SR10
BatteryTexasSpearman457 MW20262027
Queue ERAS-2025-007
ERAS-2025-007
GasMissouriNodaway450.6 MW20252030
Queue ERAS-2025-013
ERAS-2025-013
GasMissouriNodaway450.6 MW20252030
Queue ERAS-2025-009
ERAS-2025-009
CoalOklahomaChouteau450 MW20252026
Queue GEN-2020-057
GEN-2020-057
BatteryKansasFinney424.5 MW20202030

Showing the 50 largest of 587 projects by requested capacity.

Browse the national queue or read the queue insights.

Source: "Queued Up" (Rand et al., Lawrence Berkeley National Laboratory, 2026 edition). Statuses refreshed from SPP queue data as of 2026-07-21; LBNL backbone through December 31, 2025.