Roscommon Solar Park — Plant Summary
- EIA Plant ID
- 67566
- Capacity
- 82.8 MW
- Primary Fuel
- Solar
- Technology
- Solar Photovoltaic
- Status
- Planned
- Location
- Lamar, TX
- Operating Since
- —
- Generators
- 1
- Operator
- Greenalia Solar Power Roscommon, LLC
- Parent Company
- —
- Balancing Authority
- Electric Reliability Council of Texas, Inc.
- ISO/RTO
- ERCOT
- NERC Region
- TRE
Roscommon Solar Park
PlannedSolarGEM: pre-construction
Ranked #252 of 351 Solar plants in TX#856 of 7447 nationally
82.8 MW Solar planned in Lamar, TX — Electric Reliability Council of Texas, Inc.
EIAGEM
82.8 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
Planned: —
Planned Operation
Location
Coordinates
33.6317, -95.6959
County
Lamar, TX
Nearby Plants
- MRG Goody Solar Project HybridBESS221.2 MW · 6.2 km
- Tyson NickSolar90.5 MW · 6.5 km
- Lamar Power ProjectNatural Gas1112.6 MW · 9.8 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Greenalia Solar Power Roscommon, LLC | — | — |
| Owner(s) | Greenalia Solar Power Roscommon, LLC | — | — |
| Status | Planned | pre-construction | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
Roscommon Solar Park is an 82.8 MW solar photovoltaic power plant located in Lamar County, Texas. The plant, identified by plant ID 67566, is owned and operated by Greenalia Solar Power Roscommon, LLC. It utilizes a fixed-tilt solar tracking system. The facility consists of a single generator and its primary fuel source is solar energy.
Roscommon Solar Park operates within the Electric Reliability Council of Texas (ERCOT) balancing authority. According to state rankings, the plant is the 199th largest of 298 solar plants in Texas. Nationally, it is ranked 683 out of 7108 solar plants. Recent news articles indicate activity in the "deals" category related to the plant.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
TRE
Balancing Authority
Electric Reliability Council of Texas, Inc.
Grid Voltage
138 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
No generation data available for this plant.
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
ERCOT
LMP Node
CBECII_CC3
Pricing Hub
HB_NORTH
Location Type
Resource Node
Node Source
EIA-860 direct report
News & Articles (2)Beta
Industry·corporate
DNR proposal to lease, clear state managed forest lands for solar panels met with anger
Some 420 acres of state-managed, forested land near Gaylord, and nearly 1100 acres near Roscommon, would be leased to solar developers,...
Detroit Free Press·1 years ago
Deals·m and a
Spain's Greenalia buys 502 MWp of solar projects in Texas
Spanish renewables developer Greenalia announced on Monday that it has acquired three utility-scale solar projects totalling 502 MWp in Texas.
Greenalia (buyer)Texas (seller)
Renewables Now·3 years ago
Last updated 2026-03-26
View all articles