Piedra Solar
300.93 MW generation in Freestone, TX · In queue since September 2022 · Proposed COD December 2026
300.93 MW
Capacity
1
Components
Solar
3y 8m
In Queue
IA Executed
IA Status
Signed Jul 2024
Queue → IA
1y 10m
IA → COD
2y 5m
Total Duration
1y 10m
Interconnection request submitted to ISO/RTO
ERCOT uses a serial "connect and manage" approach — fastest among major ISOs.
Typical: 18–30 months (fastest major ISO)
Interconnection agreement executed — binding commitment to build
Typical: 30–60 days (negotiation)
Project under construction
Typical: 12–24 months
Proposed COD: 2026-12-22
Piedra Solar is a proposed solar generation project located in Freestone County, Texas, with a total capacity of 300.93 MW. Developed by Piedra Solar, LLC, the project consists entirely of solar photovoltaic generation. It is listed in the ERCOT interconnection queue as entry ERCOT-25INR0168, with a queue entry date of September 2, 2022, and a proposed commercial operation date of December 22, 2026.
The project's interconnection agreement (IA) has been executed as of July 2, 2024. The point of interconnection (POI) is the Tap 345-kV line Navarro (68091) _x0013_ Limestone (46020). The development has been mentioned in recent news coverage.
Generated from interconnection queue and public data sources
State
TX
County
Freestone
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Piedra Solar, LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 345-kV line Navarro (68091) _x0013_ Limestone (46020))
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_SOUTH
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- FPPYD_FPP_G1
- POI Substation
- Fayette Plant 138 kV Substation
This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.
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