# Upland Prairie

MISO asset profile · https://askthegrid.com/assets/facilities/upland-prairie

## Current generation inventory

EIA plant 61564 · Inventory reporting month: 2026-08.

- wind: 299.3 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): -95.3494, 43.207406
- OSM extract: 2026-10-08T20:21:06Z
- OSM mapped edit: 2022-05-09 20:11:17+00:00
- Map prepared: 2026-10-10T02:28:21.510098+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

Upland Prairie is a 300 MW wind farm in Clay and Dickinson counties, Iowa. Planned with 121 GE turbines, it is the largest individual wind farm Alliant has developed, with commissioning planned for late 2018 and early 2019.

## Reviewed metrics

- **Nameplate capacity:** 299.3 MW — Canonical EIA plant baseline.
- **Registry anchor:** Plant 61564 — plant-61564

## Facts

- **Technology:** Onshore Wind Turbine
- **Operator:** Interstate Power and Light Company

## Related parties

- **Parent company:** Alliant Energy — parent_company ([source](https://www.alliantenergy.com))
- **Equipment supplier:** GE Renewable Energy — equipment_supplier ([source](https://www.ge.com))

## Sources

- [investors.alliantenergy.com](https://investors.alliantenergy.com/News--Presentations/news/news-details/2017/Alliant-Energy-announces-new-Upland-Prairie-Wind-Farm/default.aspx) — investors.alliantenergy.com · public_source — Source retained for exact-record publication review.
- [ge.com](https://www.ge.com/news/press-releases/ge-renewable-energy-and-alliant-energy-add-470-mw-wind-capacity-iowa) — ge.com · public_source — Source retained for exact-record publication review.

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Canonical page: https://askthegrid.com/assets/facilities/upland-prairie
Website: [Interstate Power and Light Company](https://www.alliantenergy.com)

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