🔌 EV Partnership Switch to Octopus Energy & unlock exclusive smart EV charging rates Find out more → Skip to main content

United States › Grid › Interconnection queues › Texas

BATTERY STORAGE · ERCOT

McCamey's Castle Battery

McCamey's Castle Battery is a 410 MW battery storage request with a signed interconnection agreement in the ERCOT interconnection queue, in Upton County, Texas.

Queue statusConsented
  1. PlanningQueued Oct 2023 (completed)
  2. ConsentedMar 2025 (current stage)
  3. Construction (not yet reached)
  4. OperatingTarget Mar 2027 (not yet reached)
  5. Closed (not yet reached)

Request details

Queue ID
25INR0557
Grid region
ERCOT (Texas)
Developer
Castle Storage, LLC
Connection point (POI)
76597 Robbins Switch 138 kV
Location
Upton County, Texas
Technology
Battery: 410 MW
Total requested
410 MW
Study phase
SS Completed, FIS Started, IA
Queue status
Active
Entered queue
13 October 2023
Agreement signed
20 March 2025
Proposed online date
March 2027

Location

Marker shows the centre of Upton County; the queue data does not give exact sites.

Power plants in Texas · Transmission lines in Texas

Other requests in Upton County

Source: Lawrence Berkeley National Laboratory, Queued Up, data through end of 2025, compiled from ISO/RTO and utility queues. Check the grid operator's own queue for the latest status. Report a problem