Diversity Helps NYISO, but Gas Still Rules RSS Feed

Diversity Helps NYISO, but Gas Still Rules

New York has adequate resources and improved operational practices to face the upcoming winter, a NYISO official told FERC on Thursday. But the infrastructure must still perform, Wes Yeomans, vice president for operations, told the commission.

New York still has a wide diversity of resources, with hydro at 11% of generating capacity and six nuclear facilities representing 14% of capacity, Yeomans said. But the overwhelming resource of choice is natural gas — representing 55% of capacity statewide and 95% in New York City.

More than 80% of gas generation can switch to oil when heating homes and businesses takes priority during cold snaps. “That really is the cornerstone of how we maintain reliability,” Yeomans said.

Read full article at RTO Insider