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Oconee nuclear power plant

Oconee nuclear power plant is a nuclear power station in United States with 3 operating units totalling 2,682 MW gross. The site has 3 units on record in total.

Operating7Under construction1Pre-construction1Retired1circle area ∝ site capacitydashed = approximate position Coastlines, borders and lakes: Natural Earth (1:10 million, public domain), which is generalised, so a coastal plant can sit a couple of kilometres off its true shoreline. Site positions: Global Nuclear Power Tracker.
Units on record
3
Operating
3
Operating capacity
2,682MW

Units

UnitStatusTypeModelGross MWOnline
Unit 1 Operating PWR B&W LLP (DRYAMB) 891 1973
Unit 2 Operating PWR B&W LLP (DRYAMB) 891 1974
Unit 3 Operating PWR B&W LLP (DRYAMB) 900 1974

Unit by unit

Each unit's rating, type and milestone dates as recorded by the Global Nuclear Power Tracker, with any correction we made to it. A dash or "not disclosed" means the source does not give the value.

Oconee nuclear power plant 1 Operating

Reactor typePressurised water reactor (PWR)
ModelB&W 177-FA
Size classLarge
Gross capacity891MW
Net capacity847MW
Thermal output2,568MWt
Enrichment3–5% U-235
NSSS vendorBabcock & Wilcox
OwnerDuke Energy Corp100%
OperatorDuke Energy
Construction start6 Nov 1967
First criticality19 Apr 1973
Grid connection6 May 1973
Commercial operation15 Jul 1973

Live status, outage record and fuel chain for Oconee nuclear power plant 1

Oconee nuclear power plant 2 Operating

Reactor typePressurised water reactor (PWR)
ModelB&W 177-FA
Size classLarge
Gross capacity891MW
Net capacity848MW
Thermal output2,568MWt
Enrichment3–5% U-235
NSSS vendorBabcock & Wilcox
OwnerDuke Energy Corp100%
OperatorDuke Energy
Construction start6 Nov 1967
First criticality11 Nov 1973
Grid connection5 Dec 1973
Commercial operation9 Sep 1974

Live status, outage record and fuel chain for Oconee nuclear power plant 2

Oconee nuclear power plant 3 Operating

Reactor typePressurised water reactor (PWR)
ModelB&W 177-FA
Size classLarge
Gross capacity900MW
Net capacity859MW
Thermal output2,568MWt
Enrichment3–5% U-235
NSSS vendorBabcock & Wilcox
OwnerDuke Energy Corp100%
OperatorDuke Energy
Construction start6 Nov 1967
First criticality5 Sep 1974
Grid connection18 Sep 1974
Commercial operation16 Dec 1974

Live status, outage record and fuel chain for Oconee nuclear power plant 3

Oconee nuclear power plant in context

By gross operating capacity Oconee nuclear power plant is the 6th largest of 54 operating nuclear sites in the United States, holding 3% of the country's operating capacity, and ranks 53rd of 172 worldwide.

Its operating units started up between 1973 and 1974; the median unit is 52.0 years old, older than the median of 45.0 in the United States.

The 3 units with both construction and grid dates on record took 5.5 to 6.9 years (median 6.1) from construction start to grid connection; the median across all reactors connected in the 1970s is 5.4 years.

The nearest other tracked nuclear sites are Virgil C Summer nuclear power plant (155 km), Catawba nuclear power plant (169 km) and McGuire nuclear power plant (191 km).

3 operating units are rated differently now from their design net capacities: Unit 1 -4.5%, Unit 2 -4.4% and Unit 3 -3.2%.

Build time by unit

UnitConstruction startGrid connectionYearsFleet median, same decade
Unit 1196719735.55.4 (1970s)
Unit 2196719736.15.4 (1970s)
Unit 3196719746.95.4 (1970s)

Nearest tracked nuclear sites

How these are worked out: ranks use gross operating capacity; ages count from the start-up year on record, as on the age page; build times run from construction start to grid connection, as on the build-times page; ratings are the tracker's net and design net capacity, as on the uprates page. Distances are straight-line between exact positions, so a site with only an approximate position gets none. A unit missing a date or a rating is left out of the figure that needs it.

Site detail
LocationSouth Carolina, United States
Coordinates34.7939, -82.8986
Elevationabout 250 mabove sea level
SettingAbout 310 km from the sea
RegionNorthern America
Units by status
Operating: 3

Elevation is read at the listed coordinates from a 30 m terrain model (SRTM 30 m). Two independent models differ by a median of 6 m across our plants and by up to about 40 m on steep or coastal ground, and a point on a shoreline can read as sea level. Distance to the water is measured to a generalised 1:10 million coastline, so a few kilometres or less is not resolved. This is context, not a design-basis or flood-risk figure.

Owners & operators
Owners
Duke Energy Corp
Operators
Duke Energy

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Sources

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