Ask the Grid

Stories

Data-driven stories from the US power grid — events like demand peaks and winter storms, told with an interactive map and the numbers behind them.

All briefingsRetrospective4Forward look0Briefing2
AllERCOT 5Reliability 3Batteries 2Extreme weather 2Price spike 2Forecasting 2Storage 1RTC+B 1Markets 1NYISO 1New York City 1Wind 1
ERCOT logo
BriefingERCOT

The Batteries Winning ERCOT's New Market

ERCOT's real-time co-optimization went live in December 2025. A validated public-data leaderboard of the ten highest-yielding battery sites since, with their schedulers, shows the two strategies that win and the days the edge is made. Reconstructed from ERCOT disclosures, not a settlement statement.