How big is French Island?

French Island reports 30.4 MW biomass + 157.6 MW petroleum of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Aug 2026.

What kind of plant is French Island?

French Island is a Municipal Solid Waste, Petroleum Liquids facility in La Crosse County, WI, participating in the MISO market.

Where is French Island located?

French Island is in La Crosse County, WI, inside the MISO balancing area.

Who operates French Island?

French Island is operated by Northern States Power Co - Minnesota according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

How much electricity does French Island generate?

French Island reported 68.1 GWh over the twelve months to 2026-07. Figures are net generation as filed to EIA-923.

How does French Island compare to other plants?

By capacity, French Island ranks #44 of 726 operating plants of the same technology nationally. It ranks #2 of 14 in WI.

French Island — 188 MW hybrid plant, La Crosse County, WI

Ask the Grid

Ask the Grid/

Create free workspace

Ask the Grid

Ask the Grid/

Create free workspace

French Island — 188 MW hybrid plant, La Crosse County, WI · Ask the Grid

Generation and physical site

EIA plant 4005 · Inventory for Aug 2026.

Reported operating nameplate by technology

Biomass: 30.4 MW
Petroleum: 157.6 MW

Operating generators only. Battery power is in MW; stored energy is in MWh. These ratings do not establish a shared export limit.

Generator records (4)

EIA generator status and nameplate capacity for French Island
Generator	Technology	Status	Power (MW)	Energy (MWh)
1	Municipal Solid Waste	Operating	15.2	Unknown
2	Municipal Solid Waste	Operating	15.2	Unknown
3	Petroleum Liquids	Operating	78.8	Unknown
4	Petroleum Liquids	Operating	78.8	Unknown

Physical map location · OpenStreetMap: 43.83067, -91.26106
Filed location · EIA: 43.82920, -91.25970

Sources and observation dates

Inventory source: EIA-860M workbook (preliminary)
EIA reporting month: Aug 2026
EIA retrieved: Oct 10, 2026
OSM extract: Oct 8, 2026
OSM last mapped edit: May 30, 2024
Map prepared: Oct 10, 2026
Field verification: Not reported

Reporting month describes the inventory. Retrieval and map preparation describe processing; an OSM edit does not establish an in-service date.

EIA source inventory

Units and generators

Operating generator records and technology attributes reported through EIA-860.

Generator	Capacity	Technology	Operation	Status
1	15.2 MW 9 MW summer	Municipal Solid Waste Municipal Solid Waste (All) · ST	Jan 1940 Retirement: Jun 2030	Operating
2	15.2 MW 7 MW summer	Municipal Solid Waste Municipal Solid Waste (All) · ST	Jan 1948 Retirement: Jun 2030	Operating
3	78.8 MW 61 MW summer	Petroleum Liquids Disillate Fuel Oil · GT	Sep 1974 Retirement: Jun 2030	Operating
4	78.8 MW 58 MW summer	Petroleum Liquids Disillate Fuel Oil · GT	Nov 1974 Retirement: Jun 2030	Operating

Related parties and identifiers

Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.

Relationship graph

Drag organizations to explore the network. Select a node to pin its details and available page link.

AssetOwner / operatorEquipment

Parties and identifiers

OrganizationRoleBasis

Xcel EnergyOwner / operatorowner

La Crosse CountyFuel supplierfuel_supplier

Reporting portfolio

EIA reporting entity

Northern States Power Co - Minnesota

Entity 13781

Operating portfolio

52 plants

5 states

Reported capacity

10,950 MW

Conventional Hydroelectric · Conventional Steam Coal · Municipal Solid Waste

Largest reported plants in this portfolio
Largest reported plants	Capacity	State
Sherburne County	1,704 MW	MN
Prairie Island	1,186.2 MW	MN
Monticello Nuclear Facility	685 MW	MN
High Bridge	644 MW	MN
Allen S King	598.4 MW	MN
Riverside (MN)	585.9 MW	MN

French Island

Overview

Infrastructure record

French Island

Overview

Infrastructure record

Explore related directories

Explore related directories

Structured profile

Generation and physical site

Reported operating nameplate by technology

Mapped facility footprint

Related assets

ArcelorMittal Burns Harbor

Gary Works

Air Products Port Arthur

Heat Recovery Coke Facility

Indiana Harbor E 5 AC Station

PPG Riverside

Units and generators

Performance

Peer context

Monthly generation

Grid and market context

Nearby substations

Related parties and identifiers

Relationship graph

Parties and identifiers

Reporting portfolio

Timeline and sources

Project timeline

Sources

Common questions about French Island