# Holcomb

SPP asset profile · https://askthegrid.com/assets/facilities/holcomb

## Current generation inventory

EIA plant 108 · Inventory reporting month: 2026-08.

- coal: 348.7 MW operating nameplate
- Capacity basis: operating_generator_nameplate_mw
- Source inventory: [EIA-860M workbook (preliminary)](https://www.eia.gov/electricity/data/eia860m/xls/august_generator2026.xlsx)
- Inventory retrieved: 2026-10-10T02:12:40.665346+00:00
- Filed coordinate (longitude, latitude): -100.9725, 37.9308
- OSM extract: 2026-10-08T20:21:06Z
- OSM mapped edit: 2023-01-25 04:37:37+00:00
- Map prepared: 2026-10-10T02:28:20.554154+00:00

Battery power (MW) and stored energy (MWh) are separate measures. Shared physical-site membership does not establish electrical connectivity, settlement or a common export limit.

## Reviewed overview

Holcomb Station is a coal-fired power plant of about 360 MW near Holcomb in Finney County, Kansas, owned by Sunflower Electric Power Corporation. In 2005 Sunflower applied for an air permit to add three 700 MW supercritical coal units, later cut to two, and in 2007 signed a purchase option and development agreement with Tri-State. The expansion was abandoned in January 2020 when Sunflower let its air permit lapse.

## Reviewed metrics

- **Nameplate capacity:** 348.7 MW — Canonical EIA plant baseline.
- **Registry anchor:** Plant 108 — plant-108

## Facts

- **Technology:** Conventional Steam Coal
- **Operator:** Sunflower Electric Power Corporation

## Related parties

- **Owner / operator / developer:** Sunflower Electric Power Corporation — owner ([source](https://www.sunflower.net))
- **Sponsor:** Tri-State Generation and Transmission Association — sponsor ([source](https://www.tristate.coop))

## Sources

- [powermag.com](https://www.powermag.com/sunflower-finally-scraps-plans-for-895-mw-kansas-coal-plant/) — powermag.com · public_source — Source retained for exact-record publication review.

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Canonical page: https://askthegrid.com/assets/facilities/holcomb
Website: [Sunflower Electric Power Corporation](https://www.sunflower.net)

Source: Ask the Grid — https://askthegrid.com/