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245 MW Solar under construction in Ector, TX — Electric Reliability Council of Texas, Inc.
245 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
—
Operating Since
Coordinates
31.7231, -102.5196
County
Ector, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Origis Energy USA, Inc | — | — |
| Owner(s) | Origis Energy USA, Inc | — | — |
| Status | Under construction | construction | — |
Rockhound A is a 245 MW solar photovoltaic power plant located in Ector County, Texas. The plant's primary fuel source is solar energy. It consists of a single generator utilizing fixed-tilt solar tracking technology. Origis Energy USA, Inc. operates the facility.
The plant is located within the Electric Reliability Council of Texas (ERCOT) balancing authority. Rockhound A is ranked as the 70th largest power plant in Texas out of 192, and nationally it is ranked 155th out of 639 plants. All available news coverage of the plant relates to deals.
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: $378.0M
Point of Interconnection
Nearest Substation
Southwestern Portland Substation · 138 kV
Substation Distance
2.569 km
Operator
Oncor
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
GRYH_SLR_RN
Pricing Hub
HB_WEST
Alt. Hub / Zone
LZ_WEST
Location Type
Resource Node
Node Source
Curated node match
Last updated 2026-03-26
View all articlesElectric Reliability Council of Texas, Inc. (ERCO)
Grid Voltage
345.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Top 10 solar states
Data tables and metrics from the powerplantsinfo.org database.