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82.8 MW Solar planned in Lamar, TX — Electric Reliability Council of Texas, Inc.
82.8 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
Planned: —
Planned Operation
Coordinates
33.6317, -95.6959
County
Lamar, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Greenalia Solar Power Roscommon, LLC | — | — |
| Owner(s) | Greenalia Solar Power Roscommon, LLC | — | — |
| Status | Planned | pre-construction | — |
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
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
No generation data available for this plant.
2023
$1,543/kW
Est. Construction Cost
Total estimated cost: $127.8M
Market Position
ISO/RTO Market
ERCOT
LMP Node
CBECII_CC3
Pricing Hub
HB_NORTH
Location Type
Resource Node
Node Source
EIA-860 direct report
Last updated 2026-03-26
View all articlesNo ask pi reports yet for this entity.
ask pi about Roscommon Solar ParkElectric Reliability Council of Texas, Inc. (ERCO)
Grid Voltage
138.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP