VST · 10-Q · 2026Q3 · Full report

Generation Output and Utilization

Vistra Corp. · 2026-11-09 · Importance 47 · Surprise 48 · In source text

Texas natural-gas generation increased to 16,499 GWh in the third quarter of 2026 from 15,455 GWh, while lignite and coal generation rose to 7,735 GWh from 6,223 GWh. Texas CCGT capacity factor increased to 81.7% from 73.7%, and lignite and coal capacity factor rose to 72.7% from 58.5%. In the East segment, natural-gas generation increased to 20,307 GWh from 16,902 GWh, while CCGT capacity factor was 68.5% compared with 69.5%. West natural-gas generation fell to 1,461 GWh from 2,426 GWh, although its CCGT capacity factor increased to 64.8% from 25.8%.

Key facts

• The 815 MW Martin Lake Unit 1 returned to service in February 2026 after a November 27, 2024 fire; Vistra wrote off less than $1 million of the unit’s net book value to depreciation expense in December 2024. source
• The Martin Lake Unit 1 fire occurred on November 27, 2024, and the unit returned to service in February 2026. source
• Vistra’s Perry Nuclear Plant license renewal was approved in July 2025, extending the license through 2046. source

Impact estimates