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Monticello - Plant Information & Status

Detailed technical specifications, licensing info, and upcoming refueling outage schedules for the Monticello nuclear power facility.

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Monticello Lifecycle: Commissioned Reactor: OFFLINE

Northern States Power Company Minnesota doing business as Xcel Energy · Monticello
XEL
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Contact Information

Address: 2807 West Highway 75
Monticello, MN 55362
Phone: (763) 295-5151
Website: http://www.xcelenergy.com

Technical Specifications

Reactor Type: BWR ( BWR-MARK 1)
Net Output: 617 MWe
Thermal Power: 2004 MWt
Efficiency: 30.79%

Licensing & Regulatory Details

Docket #: 05000263
License #: DPR-22 ( OL-FP)
Construction Permit: 1967-06-19
Operating License: 1970-09-08
License Renewed: 2006-11-08
Commercial Ops: 1971-06-30
Expiration Date: 2030-09-08

Site History & Construction

NSS Supplier: GE 3
Constructor: BECH
Architect Engineer: BECH

Current Reactor Status (NRC Data)

0%
OFFLINE
Report Date:
March 20, 2026
Lifecycle: Commissioned | Reactor: OFFLINE
Recent Power History
Date Power Level Visual
Mar 20 0%
Mar 19 0%
Mar 18 0%
Mar 17 0%
Mar 16 0%
Mar 13 0%
Mar 12 0%
Mar 11 0%
Mar 10 0%
Mar 9 0%
Mar 6 0%
Mar 5 0%
Mar 4 0%
Mar 3 0%

Facility Statistics

Lifecycle & Tenure
Op. Age: 54.7 Yrs
Build Time: 4 Yrs
Lic. Remain: 4.5 Yrs
Production & Power
Lifetime CF: 88%
Efficiency: 30.8%
Generated: 129.4 TWh
Reliability & Outages
Record Run: 707 Days
Refuelings (Since '99): 14
Prediction Acc: 100%