Executive Summary
- ERCOT battery storage revenues in August 2024 reached $87/kW (annualized), marking a 31% increase over the first half of the year.
- 30% of August's battery revenues came from a single day - when Real-Time prices neared $5,000/MWh, highlighting extreme volatility.
- Energy arbitrage made up 45% of revenues, the highest monthly share to date, as Ancillary Service markets continued to saturate.
Subscribers to Modo Energy’s Research will also find out:
- Which battery owners and sites outperformed the ERCOT BESS Index in August.
- How Plus Power and Jupiter Power capitalized on arbitrage opportunities while Ancillary Service-dependent portfolios lagged.
- Why shorter-duration batteries earned higher per-kWh revenues than longer-duration systems this month.
To get full access to Modo Energy’s Research, book a call with a member of the team today.
Introduction
In August 2024, battery energy storage systems listed on Modo Energy’s ERCOT BESS Index earned average revenues of $87/kW (annualized).