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Nuclear update: Total availability moves above 83% as several units return

Q2: U.S. Solar and Wind Power by the Numbers

Essential Energy Insights - September 17, 2020

Essential Energy Insights September 2020

Rate case activity slips, COVID-19 proceedings remain at the forefront in August

Nuclear update: Total availability moves above 83% as several units return

TotalU.S. nuclear plant availability climbed to 83.70% early May 9, up from 81.43%on May 6, but was holding below the 84.56% recorded on the same day last year.

Workingto increase total output was the return of several reactors. 's 2 in New Yorkramped to 100% as of May 9, up from 25% on May 6. The unit restarted recentlyafter being taken offline on April 11 for planned seasonal work.

Also,South TexasProject 1 in Texas, which is jointly owned by , and , increased to 100% as ofearly May 9, up from 13% early May 6. The unit returned to the grid after itautomatically tripped due to a generator lockout, according to a report filedwith the U.S. Nuclear Regulatory Commission.

Outputat Talen EnergyCorp's Susquehanna 1 in Pennsylvania rose to 91% as of earlyMay 9, up from 80% on May 6 and 68% on May 5. Entergy Corp.'s Pilgrim 1 reactor in Massachusetts ramped to 100% as ofearly May 9, up from 50% on May 6. Additionally, Exelon's 2 in Illinois resumedfull power as of early May 9, increasing from 87% on May 6.

Onthe flip side, Tennessee ValleyAuthority's Sequoyah 2 reactor in Tennessee was pegged at 12% as ofearly May 9, down from a reduced level of 35% on May 6. Also, 'sFort Calhounplant in Nebraska was trimmed to 85% as of early May 9, down from 100% on May 6.

Power production levelsand impending outage dates are current at the time of publication and aresubject to change. For details of U.S. nuclear power plant operations, visitour NuclearStatus and Outage Report.