Connecticut Yankee nuclear power plant

Part of the Global Nuclear Power Tracker, a Global Energy Monitor project.

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Other names: Haddam Neck

Connecticut Yankee nuclear power plant is a retired nuclear power plant in Middlesex County, Connecticut, United States.

Project Details

Table 1: Unit-level project details for Connecticut Yankee nuclear power plant

Status	Commissioning year	Retirement year	Nameplate capacity	Reactor type	Owner	Operator
Retired	1968	1996	603 MW	Pressurized water reactor	Connecticut Yankee Atomic Power Co [100%]	Connecticut Yankee Atomic Power

Table 2: Additional unit-level timeline details for Connecticut Yankee nuclear power plant

Construction start	First criticality (more info)	First grid connection	Commercial operation	Retirement date
May 1, 1964	July 24, 1967	August 7, 1967	January 1, 1968	December 5, 1996

Table 3: Additional unit-level capacity details for Connecticut Yankee nuclear power plant

(Read more about nuclear capacity definitions.)

Reference net capacity	Design net capacity	Thermal capacity
560 MW	582 MW	1825 MWt

Location

Table 4: Unit-level location details for Connecticut Yankee nuclear power plant

Location	Coordinates (WGS 84)
Middlesex County, Connecticut, United States	41.4829, -72.5003 (exact)

The map below shows the exact location of the nuclear power plant:

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Articles and Resources

Additional data

To access additional data, including an interactive map of global nuclear power plants, a downloadable dataset, and summary data, please visit the Global Nuclear Power Tracker on the Global Energy Monitor website.