Oyster Creek
DecommissionedHoltec International·Forked River, NJ·BWR·619 MWe
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Current reactor power level from the most recent NRC daily report.
Shut Down
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Days of continuous operation since the last outage ended. Ranked against all operating units.
2,767
Current Run
days
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Longest recorded period of continuous operation between outages.
2,767
Record Run
days
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Breaker-to-Breaker runs — continuous operation exceeding the cycle-adjusted threshold (624 days for this 24-month cycle unit) with no trips to 0% power.
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B2B Runs
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Lifetime capacity factor: average power level across all recorded days (100% = always at full power). Ranked against all NRC-tracked units.
88.7%
Capacity Factor
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Total NRC-reported scram events (emergency reactor shutdowns). Ranked fleet-wide — fewer scrams = better rank.
11
Scrams
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Years since commercial operation began.
48.8
Operating Age
years
Excellence Score, Records & Plant Facts
Facility Statistics
Key performance and lifecycle metrics calculated from NRC operational data. Includes operating age, construction timeline, capacity factor, efficiency, generation totals, and reliability records.
Oyster Creek has operated for about 48.8 years and averaged a 88.7% lifetime capacity factor, generating roughly 97.1 TWh of electricity. Its longest unbroken run reached 2,767 days.
Lifecycle & Tenure
Operating Age: 48.8 Yrs
Build Time: 5 Yrs
Lic. Remaining: N/A Yrs
Production & Power
Lifetime CF: 88.7%
Efficiency: 32.1%
Generated: 97.1 TWh
Reliability & Outages
Record Run: 2,767 Days
Refuelings: 10
Avg Startup: 6.3 Days
Ownership & Construction
The utility or company that owns and operates the facility, the architect-engineer responsible for plant design, and the primary construction contractor. Click names to view all facilities by that entity on the map.
Ownership, operation and management history
| Date | Change | From | To |
|---|---|---|---|
| Aug 8, 2000 | Sold | GPU | AmerGen (PECO Energy / British Energy) |
| Dec 22, 2003 | Ownership stake | AmerGen (Exelon / British Energy) | AmerGen (wholly owned by Exelon) |
| Jan 2009 | Merger | AmerGen | Exelon |
| Jul 1, 2019 | Sold | Exelon | Holtec |
Publicly Traded
No — Privately held
Scram History 11 events since 2011
Automatic and manual reactor scram (emergency shutdown) events reported to the NRC since 2011. Includes event dates, trip type, and average recovery time. Click the title to view the full fleet scram dashboard.
Oyster Creek has recorded 11 reactor scrams, or emergency shutdowns, since 2011 (6 automatic, 5 manual). On average the unit was back to full power about 9.3 days after each trip.
Technical Specs
Reactor design specifications including type (PWR/BWR), containment design, nuclear steam supply system manufacturer, thermal and electrical power ratings, and current operational status.
Reactor Type:
BWR
Containment:
BWR-MARK 1
NSS Supplier:
GE 2
Turbine Supplier:
GENERAL ELECTRIC CO. IAEA
Thermal Power:
1930 MWt
Net Capacity:
619 MWe
Gross Capacity:
652 MWe IAEA
Design Capacity:
650 MWe IAEA
Efficiency:
32.1%
Status:
Decommissioned
Lifetime Output:
196.2 TWh through 2025 IAEA
Licensing
NRC licensing history including docket number, license type and number, construction permit date, operating license issuance, commercial operation date, license renewal, and expiration date.
Docket #:
05000219
License #:
DPR-16
License Type:
OL-FP
Const. Permit:
1964-12-15
Construction Start:
1964-12-15 IAEA
Operating Lic:
1991-07-02
First Criticality:
1969-05-03 IAEA
Grid Connection:
1969-09-23 IAEA
Commercial Op:
1969-12-01
License Renewed:
2009-04-08
License Exp:
2009-12-15