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250 MW Solar operating in Pecos, TX — Electric Reliability Council of Texas, Inc.
250 MW
Nameplate Capacity
2
Generators
units
Solar Photovoltaic
Technology
2021
Operating Since
Coordinates
30.9744, -102.2412
County
Pecos, TX
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Onward Energy | Origis Energy | — |
| Owner(s) | Onward Energy | Onward Energy Holdings | — |
| Status | Operating | operating | — |
RE Maplewood is a 250 MW solar photovoltaic power plant located in Pecos County, Texas. The plant began operating in 2021 and has two generators utilizing single-axis tracking technology. It is owned and operated by Onward Energy, a subsidiary of Onward Energy Holdings. RE Maplewood interconnects to the Electric Reliability Council of Texas (ERCOT) grid and falls within the TRE NERC region.
In its most recent year of operation, RE Maplewood generated 526,415 MWh of electricity, achieving a capacity factor of 24.0%. The plant ranks 61st out of 192 power plants in Texas and 148th out of 639 plants nationally. Financial data for the plant is available 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
35.6K MWh
Latest Month
526.4K MWh
Annual Generation
24.0%
Capacity Factor
Data from 2021–2024
$23.8/MWh
Energy Value
Market Position
ISO/RTO Market
ERCOT
LMP Node
REDBARN_RN
Pricing Hub
HB_WEST
Alt. Hub / Zone
LZ_WEST
Location Type
Resource Node
Node Source
Curated node match
Last updated 2026-04-19
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.