What is the average size of battery energy storage systems in ERCOT?

The average size of battery energy storage systems in ERCOT now stands at 42 MW. This represents a 31% increase from the 32 MW average from exactly twelve months ago. Another shifting trend is location. Historically, the West Load Zone has seen the highest rate of deployment for battery energy storage systems across ERCOT.

Which ERCOT battery has the largest energy capacity?

Additionally, Plus Power completed two projects that now share the record for the largest energy capacity of any battery in ERCOT: Both are ~2-hour systems with 400 MWh energy capacities. This means that Plus Power systems now make up 20% of ERCOT’s total installed battery energy storage capacity (MWh).

Which ERCOT project has the largest rated power and energy capacity?

June wasn’t only the largest-ever increase in rated power and energy capacity in ERCOT. It also saw the commissioning of the largest-ever battery projects - both in terms of rated power and energy capacity. ENGIE’s Five Well s project became the largest battery by rated power in ERCOT at 221 MW.

What happened to ERCOT in June 2024?

In June 2024, ERCOT experienced its largest-ever monthly increase in new battery energy storage capacity. 649 MW became commerically operational.

What does ERCOT do?

As the Independent System Operator for the region, ERCOT schedules power on an electric grid that connects 54,100+ miles of transmission lines and 1,250+ generation units, including Private Use Networks.

When will ERCOT add a new outages dashboard?

In addition to the ESR dashboard, ERCOT plans to add a new Outages dashboard showing planned and forced real-time generation outages to its current suite of dashboards in mid-December. ###