Detected events

Hatch 1 increased output from 19% to 78%

Browns Ferry 3 was taken offline (56% → 0%)

Hatch 1 returned to service (0% → 19%)

ABB Motors and Mechanical: The following is a summary of information provided by ABB Motors and Mechanical (ABB) via phone and email:

EN Revision Imported Date: 8/17/2026 EN Revision Text: INTERIM PART 21 REPORT - VALVE ASSEMBLY MOTOR FAILURE The following is a summary of information provided by ABB Motors and Mechanical (ABB) via phone and email: Potential defects were identified in safety-related motors supplied via Flowserve. Flowserve and ABB were informed that during commissioning of a new SBD-3 actuator and valve assembly, the actuator motor …

Browns Ferry 3 reduced output from 100% to 56%

Limerick 1 was taken offline (80% → 0%)

Quad Cities 2 increased its power output from 35% to 100%

Saint-Laurent 2: Unit Shutdown

EDF, April 26, 2026: “Shutdown of Production Unit No. 2 at the Saint-Laurent Power Plant due to a...”. Tags: Production.

Ginna increased its output from 53% to 88%

South Texas 1 increased its output from 78% to 100%

Browns Ferry 1 increased its output from 47% to 76%

Ginna increased output by 2% → 53%

McGuire 2 increased its output from 45% to 87%

South Texas 1 increased its power output from 56% to 78%

Browns Ferry 1 returned to service (0% → 47%)

Ginna returned to service (0% → 2%)

Unit 1 was taken offline (100% → 0%)

McGuire 2 increased its output from 16% to 45%

Quad Cities 2 returned to service (0% → 15%)

South Texas 1 increased its output from 14% to 56%

South Texas 1 returned to service (0% → 14%)

McGuire 2 reduced output from 45% to 15%

McGuire 2 increased its power output by 16% → 45%

Braidwood 2 was taken offline (77% → 0%)

Brunswick 1 increased its power output from 30% to 86%

LaSalle 2 increased its output from 55% to 100%

McGuire 2 returned to service (0% → 15%)

Nine Mile Point 1 increased its power output from 78% to 100%

Vogtle 3 went offline (100% → 0%)

Browns Ferry 1 went offline (17% → 0%)

Catawba 1 went offline (92% → 0%)

Nine Mile Point 1 reduced its output from 100% to 78%

Saint Lucie 2 was taken offline (78% → 0%)

Watts Bar 1 went offline (95% → 0%)

Browns Ferry 1 reduced its output from 100% to 17%

Catawba 2 increased its output by 13% → 97%

Summer capacity increased by 14% → 96%

Brunswick 1 returned to service (0% → 2%)

Catawba 2 returned to service (0% → 13%)

Dresden 3 increased its output from 15% to 100%

Point Beach 2 increased its power output from 69% to 94%

Saint Lucie 2 reduced its output from 100% to 65%

Summer reduced power output from 100% to 14%

Dresden 3 returned to service (0% → 15%)

Point Beach 2 increased its power output from 28% to 69%

Millstone 2 was taken offline (87% → 0%)

Summer increased output from 48% → 100%

Surry 2 went offline (100% → 0%)

LaSalle 2 reduced output from 100% to 38%

Point Beach 2 returned to service (0% → 9%)

Hope Creek 1 reduced its output from 100% to 80%

Summer returned to service (0% → 43%)

Browns Ferry 1 increased its output from 78% to 100%

Browns Ferry 1 reduced its output from 100% to 78%

Dresden 3 was taken offline (100% → 0%)

Grand Gulf 1 increased its output from 78% to 100%

Monticello increased its output from 30% to 100%

Grand Gulf 1 reduced output from 100% to 78%

Ginna was taken offline (83% → 0%)

Grand Gulf 1 increased its power output from 71% to 100%

Nine Mile Point 2 increased its power output from 39% to 100%

Beaver Valley 2 went offline (95% → 0%)

Byron 1 increased its power output from 62% to 90%

Grand Gulf 1 reduced its output from 94% to 71%

Monticello reduced output from 87% to 25%

Salem 2 was taken offline (97% → 0%)

Vogtle 1 increased its power output from 65% to 96%

Evento sin nivel INES · Bushehr 1 (Irán): A projectile struck near the premises of the Bushehr Nuclear Power Plant

On 04 April 2026, Iran Nuclear Regulatory Authority was informed by the operator of Bushehr Nuclear Power Plant (BNPP-1) that on 4 April at approximately 08:30 Iran Standard Time (IRST), a projectile struck near the premises of the power plant (very close to the BNPP-1 fence) due to the aerial and missile attacks by the Israel regime and the United States of America. A building on-site has been affected by shockwaves…

Evento sin nivel INES · Khuzestan province (Irán): Aerial and missile attacks on several Petrochemical complexes in Khuzestan province by the Israel regime and the United States of America

On 04 April, the Iran Nuclear Regulatory Authority was notified that several Petrochemical complexes in Khuzestan province, which use sealed Co 60 and Cs 137 sources for gauging, had been subjected to aerial and missile strikes by the Israel regime and the United States of America. No increase in radiation levels or any contamination has been detected outside theboundary of complexes.

Byron 1 increased its output from 25% to 62%

Grand Gulf 1 increased its power output from 66% to 94%

Monticello increased its output by 12% → 87%

Nine Mile Point 2 increased its power output from 35% to 55%

Seabrook 1 went offline (98% → 0%)

Vogtle 1 increased its power output from 20% to 65%

Grand Gulf 1 reduced its power output from 91% to 66%

Monticello returned to service (0% → 12%)

Vogtle 1 returned to service (0% → 20%)

Byron 1 returned to service (0% → 15%)

Davis-Besse increased its power output from 65% to 98%