Monticello Nuclear Facility
Xcel EnergyWright County
Overview
- Registry anchor
- Plant 1922
- plant-1922
Infrastructure record
- Alternate name
- Monticello Nuclear Generating Plant
- Mapped facility footprint
- Mapped infrastructure footprint
Mapped infrastructure geometry associated with this asset.
- In service
- 1971-06-30
Structured profile
- Technology
- Nuclear
- Operator
- Xcel Energy
Generation and physical site
EIA plant 1922 · Inventory for Sep 2026.
Reported operating nameplate by technology
- Nuclear
- 685 MW
Generator records (1)
| Generator | Technology | Status | Power (MW) | Energy (MWh) |
|---|---|---|---|---|
| 1 | Nuclear | Operating | 685 | Unknown |
- Physical map location · OpenStreetMap
- 45.33096, -93.84211
- Filed location · EIA
- 45.33380, -93.84930
Sources and observation dates
Related assets
Similar plants ranked by technology, capacity, and distance.
Units and generators
Current generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| 1 | 685 MW 617 MW summer | Nuclear ST | Jun 1971 Retirement: Dec 2030 | Operating |
Performance
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Peer context
- Technology capacity
- 685 MW
- Nuclear
- National rank
- #53
- of 54 operating peers
- MN rank
- #2
- of 2 operating peers
Monthly generation
Download CSVLatest 12 months
4.52 TWh
Reported net generation
Latest report
Aug 2026
EIA-923 monthly filing
2025 capacity factor
77.6%
Using current reported nameplate capacity
Grid and market context
Where the plant sits in MISO: its market, pricing node, utility territory and the network around it, each with how it is known.
- Market
- MISOMarket member
- Pricing node
- NSP.MNTCEL1Named for this plant
- Utility territory
- Northern States Power Co - MinnesotaService territory
- Nearest substations
Commercial, land, and environmental record
Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.
Transactions and agreements
Uprate
Aug 5, 2013
Four-month shutdown for upgrades raising output 12 percent to 671 MW.
Xcel Energy
License Application
Jan 23, 2023
Xcel applies to extend the operating license through 2050.
Xcel Energy
License Renewal
Jan 7, 2025
License renewal allows 20 additional years through 2050.
Xcel Energy · U.S. Nuclear Regulatory Commission
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
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AssetOwner / operatorMarket / regulator
Parties and identifiers
Timeline and sources
Project milestones and public references behind the asset profile.
Project timeline
- Generator enters operationEIA-860
EIA-860 lists generator 1 with this operating date.