U3O8$86.00/lb▼0.62%|CCJ$121.08▲2.31%|OKLO$74.44▲4.12%|CEG$198.45▲1.15%|URA$28.90▲1.51%|URNM$52.30▲2.84%|NXE$12.57▲3.42%|U3O8$86.00/lb▼0.62%|CCJ$121.08▲2.31%|OKLO$74.44▲4.12%|CEG$198.45▲1.15%|URA$28.90▲1.51%|URNM$52.30▲2.84%|NXE$12.57▲3.42%|

Mock

SECOND ATOMIC AGE

LIVE

🇺🇸

Three Mile Island Unit 1 (restart)

PWR

Planned

Net capacity

835 MWe

Reactor type

PWR

Operator

—

Commercial operation

—

Technical Specifications

Reactor type: PWR
Design family: —
Generation: —
Thermal power: —
Net electric power: 835 MWe
Gross electric power: —
Coolant: Light water (pressurized)
Moderator: —
Fuel type: —
Enrichment: —
Passive safety: No
Outlet temp: —
Design lifetime: —
Vendor / Designer: —
Operator: —
Country: USA
Status: Planned

Performance History

EIA / IAEA PRIS

Generation history coming soon.

EIA monthly Form-923 ingest in progress.

Location & Site

Site name

—

Cooling source

—

Location

—

Other reactors in this country

Aalo-X· 10 MWe Advanced Test Reactor (ATR)Aurora· 15 MWe Aurora (Oklo)· 15 MWe Hermes· 35 MWe High Flux Isotope Reactor (HFIR)

Lifecycle Timeline

Timeline data not yet available for this reactor.

NRC Events

View all NRC events →

No NRC events match this reactor in the last 200 records.

Recent Coverage

Three Mile Island Nuclear Plant Set for Restart Due to AI Power Demand
@InsiderWire · 5/8/2026

Related Concepts

Capacity Factor Criticality LWR PWR