Slate Solar Project
104.89 MW generation in Zapata, TX · In queue since December 2021 · Proposed COD October 2027
104.89 MW
Capacity
1
Components
Solar
4y 5m
In Queue
Facility Study
IA Status
COD target: 2027
Total Duration
5y 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 not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2027-10-30
The Slate Solar Project is a proposed solar generation project located in Zapata County, Texas, within the ERCOT region. The project, developed by Ignis TX Solar Three LLC, has a total capacity of 104.89 MW. It entered the ERCOT interconnection queue as entry ERCOT-24INR0184 on December 20, 2021, and has a proposed commercial operation date of October 30, 2027. Its interconnection status is currently in the Facility Study phase.
The Slate Solar Project has been the subject of recent news coverage, including reports on deals and regulatory matters.
Generated from interconnection queue and public data sources
State
TX
County
Zapata
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Ignis TX Solar Three LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 138kV 8646 Rio Bravo - 8985 San Ygancio
Data Source
LBNL + Live
- ISO / RTO
- ERCOT
- Trading Hub
- HB_WEST
- Hub Confidence
- MEDIUM
- POI Substation
- Rio Bravo Sub
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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