Holcomb 345 kV Substation (ERAS-2025-015)
Holcomb 345 kV Substation is a 400.0 MW solar interconnection project in Garden City, Kansas with a current status of operational. It is proposed to connect at Holcomb 345 kV Substation.
400.0 MWCapacity
OperationalStatus
KSMarket
SolarTechnology
Project facts
| Canonical name | Holcomb 345 kV Substation |
|---|---|
| Queue ID | ERAS-2025-015 |
| Status | operational |
| Source status | ERAS |
| Market | KS |
| Technology | Solar |
| Capacity | 400.0 MW |
| State | Kansas |
| County | Garden City |
| Point of interconnection | Holcomb 345 kV Substation |
| Requested (queue) date | 2025-09-25 |
| Proposed in-service date | — |
| Operational date | 2029-05-15 |
| Withdrawn date | — |
| Developer | — |
| Utility / transmission owner | SEPC |
Cross-source records
This project is also observed in: Lawrence Berkeley National Laboratory — Queued Up interconnection dataset. interXdata links these source records without double-counting the project.
What changed
| Observed | Field | Old value | New value | Materiality |
|---|---|---|---|---|
| 2026-07-31 | new_project | — | operational | high |
Explore related data
Source last checked2026-08-27
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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