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French nuclear plant outages and restarts

ReutersSep 25, 2025 5:39 AM

- The following table provides information on outages at French utility EDF's EDF.PA nuclear reactors.

France has 62,990 megawatts (MW) of nuclear generation capacity provided by 57 reactors, data from power grid operator RTE shows.

Reuters estimates that 13,420 MW, or about 21%, of that capacity is offline. That puts online availability at 49,570 MW or about 79%.

Please click on the link at the bottom to access the data.

CURRENT OUTAGES

REACTOR NAME

CAPACITY (MW)

OUTAGE START

EXPECTED RESTART

REASON

CHINON 2

905

Sep 12, 2025

Oct 22, 2025

Planned outage

CHOOZ 1

1,500

Aug 22, 2025

Nov 25, 2025

Planned outage

BELLEVILLE 2

1,310

Aug 22, 2025

Nov 26, 2025

Planned outage

BUGEY 3 +

910

Aug 16, 2025

Oct 18, 2025 ND

Planned outage

GRAVELINES 1 +

910

Jul 11, 2025

Oct 18, 2025 ND

Planned outage

FLAMANVILLE 3

1,620

Jun 24, 2025

Oct 01, 2025

Unplanned outage

DAMPIERRE 1 +

890

Jun 27, 2025 ND

Sep 28, 2025 ND

Planned outage

CHINON 3

905

Jun 20, 2025

Sep 25, 2025

Planned outage

CRUAS 1

915

Jun 14, 2025

Dec 01, 2025

Planned outage

ST ALBAN 2

1,335

May 23, 2025

Sep 25, 2025

Planned outage

GOLFECH 2

1,310

Apr 18, 2025

Oct 16, 2025

Planned outage

BLAYAIS 4

910

Apr 05, 2025

Oct 09, 2025

Planned outage

TOTAL OUTAGES

13,420

PLANNED OUTAGES IN FUTURE

ST LAURENT 2

915

Sep 26, 2025

Nov 08, 2025

Planned outage

CRUAS 3

915

Oct 11, 2025

Oct 11, 2025

Planned outage

GRAVELINES 3

910

Oct 03, 2025

Nov 12, 2025

Planned outage

CIVAUX 1

1,495

Oct 03, 2025

Nov 15, 2025

Planned outage

CATTENOM 1

1,300

Oct 04, 2025

Oct 15, 2025

Planned outage

FLAMANVILLE 2

1,330

Oct 31, 2025

Jun 17, 2026

Planned outage

CHINON 3

905

Dec 06, 2025

Dec 06, 2025

Planned outage

BELLEVILLE 1

1,310

Jan 18, 2026

Jan 18, 2026

Planned outage

BLAYAIS 3

910

Jan 17, 2026

Apr 13, 2026

Planned outage

ST ALBAN 1

1,335

Feb 28, 2026

Jun 05, 2026

Planned outage

BLAYAIS 2

910

Apr 11, 2026

Jul 03, 2026

Planned outage

BLAYAIS 1 +

910

Apr 30, 2026

May 14, 2026

Planned outage

RECENT RESTARTS

REACTOR NAME

CAPACITY (MW)

OUTAGE START

RESTART DATE

REASON

PALUEL 4

1,330

Sep 21, 2025

Sep 21, 2025

Unplanned outage

BLAYAIS 2

910

Sep 20, 2025

Sep 22, 2025

Planned outage

CATTENOM 3

1,300

Sep 16, 2025

Sep 16, 2025

Unplanned outage

CATTENOM 3

1,300

Sep 15, 2025

Sep 15, 2025

Planned outage

PENLY 1

1,330

Sep 12, 2025

Sep 13, 2025

Planned outage

GRAVELINES 3

910

Sep 09, 2025

Sep 23, 2025

Planned outage

GRAVELINES 2

910

Sep 09, 2025

Sep 22, 2025

Planned outage

PALUEL 4

1,330

Sep 03, 2025

Sep 06, 2025

Unplanned outage

GRAVELINES 5

910

Aug 02, 2025

Sep 07, 2025

Planned outage

PALUEL 2

1,330

Aug 01, 2025

Sep 22, 2025

Planned outage

BLAYAIS 1

910

Aug 30, 2025

Sep 03, 2025

Planned outage

+: Latest change

ND: New date

NOTE: Data excludes partial capacity cuts. Data on those can be seen on RTE's website: https://www.services-rte.com/en/view-data-published-by-rte/downtime-of-generation-resources.html

Disclaimer: The information provided on this website is for educational and informational purposes only and should not be considered financial or investment advice.

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