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200 MW Solar operating in Nolan, TX — Electric Reliability Council of Texas, Inc.
200 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2020
Operating Since
Coordinates
32.0930, -100.1725
County
Nolan, 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 | Holstein Solar Farm 1, LLC | Avantus | — |
| Owner(s) | 226HC 8me, LLC | Duke Energy | — |
| Status | Operating | operating | — |
Holstein 1 Solar Farm is a 200 MW (nameplate) solar photovoltaic power plant located in Nolan County, Texas. The plant, which began operating in 2020, is owned by Duke Energy and operated by Duke Energy Renewables Services. It utilizes single-axis tracking technology. Holstein 1 is connected to the Electric Reliability Council of Texas, Inc. (ERCOT) balancing authority.
The plant consists of one generator and uses the primary fuel source of solar energy. In its most recent year of operation, Holstein 1 generated 286,773 MWh of electricity, achieving a capacity factor of 16.4%. Holstein 1 ranks as the 117th largest solar plant in Texas out of 192, and 241st nationally out of 639. Financial data is available for the plant 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
Electric Reliability Council of Texas, Inc. (ERCO)
Grid Voltage
345.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
—
Sector
IPP Non-CHP
27.1K MWh
Latest Month
286.8K MWh
Annual Generation
16.4%
Capacity Factor
Data from 2020–2024
$21.9/MWh
Energy Value
Market Position
ISO/RTO Market
ERCOT
LMP Node
HOLSTEIN_ALL
Pricing Hub
HB_WEST
Alt. Hub / Zone
LZ_WEST
Location Type
Resource Node
Node Source
Curated node match
Last updated 2026-03-14
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