Solar + storage project J3005, Mason County

Solar + storage project J3005, Mason County is a 150 MW solar + storage request withdrawn in the MISO interconnection queue, in Mason County, Illinois, connecting to AMEREN ILLINOIS.

Queue statusWithdrawn / abandoned

PlanningQueued Sep 2022 (completed)
Withdrawn / abandonedOct 2025 (project stopped here)
Consented (not reached)
Construction (not reached)
Operating (not reached)
Closed (not reached)

Request details

Queue ID: J3005
Grid region: MISO (Midcontinent)
Utility / transmission owner: AMEREN ILLINOIS
Connection point (POI): Havana-Shockey (138kV)
Location: Mason County, Illinois
Technology: Solar: 150 MW · Battery
Total requested: 150 MW
Service type: Network resource (NRIS)
Study phase: Study Phase: DPP 2; Post GIA Status: Not Started
Queue status: Withdrawn
Entered queue: 15 September 2022
Proposed online date: August 2025
Withdrawn: October 2025

Location

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

Power plants in Illinois · Transmission lines in Illinois

Other requests in Mason 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