NEI's Nuclear Performance - April 2008

Here's a summary of U.S. nuclear plant performances last month:

For April 2008, the average net capacity factor was 79.0 percent. This figure is 0.3 percentage points lower than April 2007. Monthly nuclear generation was 57.1 billion kilowatt-hours in April 2008, lower than the 57.3 bkWh in April 2007.

For 2008, year-to-date nuclear generation was 256.9 billion kilowatt-hours, compared to 260.8 bkWh in 2007 (1.5 percent decrease).

Since the start of 2008, 41 reactors have either finished or are undergoing refueling outages. In 2007, 34 reactors had either finished or were in refueling outages at the same time last year.

The average refueling duration so far for 2008 is 36.7 days. The average refueling duration for 2007 at the same time last year was 38.1 days.

On March 12, Constellation’s Calvert Cliffs 1 set a refueling outage record for all Combustion Engineering units at 19 days and 15 hours. There are 14 operating CE units in the U.S.

For the report click here. It is also located on NEI's Financial Center webpage.