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500 MW Solar operating in Wharton, TX — Electric Reliability Council of Texas, Inc.
500 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2023
Operating Since
Coordinates
29.1220, -96.2760
County
Wharton, TX
Nearby Plants
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Hecate Energy Ramsey, LLC | Hecate Energy | — |
| Owner(s) | Hecate Energy Ramsey, LLC | Tokyo Gas | — |
| Status | Operating | operating | — |
Aktina Solar is a 500 MW solar photovoltaic power plant located in Wharton County, Texas. The plant began operating in 2023 and has one generator. It is owned by Tokyo Gas of Japan and operated by Hecate Energy Ramsey, LLC. The facility utilizes single-axis solar tracking technology. Aktina Solar is interconnected to the Electric Reliability Council of Texas, Inc. (ERCOT) balancing authority.
In its most recent year of operation, Aktina Solar generated 930,128 MWh of electricity, achieving a capacity factor of 21.1%. Aktina Solar is the 9th largest solar plant in Texas out of 192, and the 24th largest in the United States out of 639. Financial data is available for the plant, sourced from LBNL Solar.
Generated from EIA, GEM, and public data sources
ISO/RTO
ERCOT
Market
ISO/RTO Member
NERC Region
TRE — Texas Reliability Entity
Balancing Authority
55.8K MWh
Latest Month
930.1K MWh
Annual Generation
21.1%
Capacity Factor
Data from 2023–2024
$22.0/MWh
Energy Value
Point of Interconnection
Nearest Substation
Painview Substation · 69 kV
Substation Distance
0 km
Operator
South Texas Electric Cooperative
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
PLN_ALL
Pricing Hub
HB_SOUTH
Alt. Hub / Zone
LZ_SOUTH
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.