Pennington County, South Dakota — Interconnection Projects
The interXdata warehouse tracks 26 interconnection projects in Pennington, South Dakota, representing 1,833 MW of requested capacity.
26Total projects
7Active
12Operational
7Withdrawn
1,833 MWRequested capacity
Technology mix
| Technology | Projects | Requested capacity |
|---|---|---|
| Wind | 4 | 599 MW |
| Gas | 15 | 596 MW |
| Coal | 1 | 500 MW |
| Solar | 1 | 128 MW |
| Other | 5 | 10 MW |
Projects
| Project | Queue ID | Technology | Capacity | Status | Location |
|---|---|---|---|---|---|
| West Queue Project GI-1106 — Coal in Pennington, South Dakota | GI-1106 | Coal | 500.0 MW | withdrawn | Pennington, South Dakota |
| West Queue Project GI-0813 — Wind in Pennington, South Dakota | GI-0813 | Wind | 200.0 MW | withdrawn | Pennington, South Dakota |
| West Queue Project GI-1104 — Wind in Pennington, South Dakota | GI-1104 | Wind | 200.0 MW | withdrawn | Pennington, South Dakota |
| Wild Springs | 67018_WLDSP | Solar | 128.0 MW | operational | Pennington, South Dakota |
| West Queue Project BHBE G26 — Gas in Pennington, South Dakota | BHBE G26 | Gas | 125.0 MW | withdrawn | Pennington, South Dakota |
| West Queue Project BHBE G25 — Gas in Pennington, South Dakota | BHBE G25 | Gas | 115.0 MW | active | Pennington, South Dakota |
| West Queue Project GI-0504 — Wind in Pennington, South Dakota | GI-0504 | Wind | 100.0 MW | withdrawn | Pennington, South Dakota |
| West Queue Project GI-1005 — Wind in Pennington, South Dakota | GI-1005 | Wind | 99.0 MW | withdrawn | Pennington, South Dakota |
| West Queue Project GI-0507 — Gas in Pennington, South Dakota | GI-0507 | Gas | 76.2 MW | operational | Pennington, South Dakota |
| West Queue Project GI-0102 — Gas in Pennington, South Dakota | GI-0102 | Gas | 40.0 MW | withdrawn | Pennington, South Dakota |
| Lange Generating Station | 55478_0001 | Gas | 40.0 MW | operational | Pennington, South Dakota |
| Ben French | 3325_GT3 | Gas | 25.0 MW | operational | Pennington, South Dakota |
| Ben French | 3325_GT1 | Gas | 25.0 MW | operational | Pennington, South Dakota |
| Ben French | 3325_GT2 | Gas | 25.0 MW | operational | Pennington, South Dakota |
| Ben French | 3325_GT4 | Gas | 25.0 MW | operational | Pennington, South Dakota |
| Lange Generating Station | 55478_IC06 | Gas | 16.6 MW | active | Pennington, South Dakota |
| Lange Generating Station | 55478_IC02 | Gas | 16.6 MW | active | Pennington, South Dakota |
| Lange Generating Station | 55478_IC03 | Gas | 16.6 MW | active | Pennington, South Dakota |
| Lange Generating Station | 55478_IC04 | Gas | 16.6 MW | active | Pennington, South Dakota |
| Lange Generating Station | 55478_IC05 | Gas | 16.6 MW | active | Pennington, South Dakota |
| Lange Generating Station | 55478_IC01 | Gas | 16.6 MW | active | Pennington, South Dakota |
| Ben French | 3325_2 | Other | 2.0 MW | operational | Pennington, South Dakota |
| Ben French | 3325_5 | Other | 2.0 MW | operational | Pennington, South Dakota |
| Ben French | 3325_4 | Other | 2.0 MW | operational | Pennington, South Dakota |
| Ben French | 3325_1 | Other | 2.0 MW | operational | Pennington, South Dakota |
| Ben French | 3325_3 | Other | 2.0 MW | operational | Pennington, South Dakota |
Top developers
| Developer (canonical) | Projects | Capacity |
|---|---|---|
| Black Hills Cheyenne Light Fuel and Power Transmission | 2 | 240 MW |
Explore related data
Source last checked2026-07-31
Data last materially changed2026-08-28
Page data generated2026-08-28
Provenance: U.S. EIA — Form EIA-860M generator inventory (operating + planned); Lawrence Berkeley National Laboratory — Queued Up interconnection dataset. Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.
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