Firefly Fields Solar
100.52 MW generation in Colorado, TX · In queue since January 2025 · Proposed COD September 2028
100.52 MW
Capacity
0
Components
1y 4m
In Queue
—
IA Status
COD target: 2028
Total Duration
3y 8m
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: 2028-09-30
Firefly Fields Solar is a proposed 100.52 MW solar photovoltaic generation project located in Colorado County, Texas. The project, being developed by Firefly Fields Energy Center LLC, is currently active in the ERCOT interconnection queue as entry ERCOT-29INR0085, with a queue entry date of January 13, 2025. The proposed commercial operation date is September 30, 2028. The point of interconnection is Tap 138 kV <57640> <Rock Island> - <7258> <Glidden>.
The Firefly Fields Solar project has been mentioned in recent news coverage related to regulatory matters.
Generated from interconnection queue and public data sources
State
TX
County
Colorado
Grid Region
ERCOT (Texas)
Market
ISO/RTO Member
Developer
Firefly Fields Energy Center LLC
Utility
—
Entity
ERCOT
Service Type
—
Point of Interconnection
Tap 138 kV <57640> <Rock Island> - <7258> <Glidden>
Data Source
Live · ERCOT
- ISO / RTO
- ERCOT
- Trading Hub
- HB_NORTH
- Hub Confidence
- LOW
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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