Markum Solar Farm — Plant Summary
- EIA Plant ID
- 67580
- Capacity
- 161 MW
- Primary Fuel
- Solar
- Technology
- Solar Photovoltaic
- Status
- Operating
- Location
- Bosque, TX
- Operating Since
- 2024
- Generators
- 1
- Operator
- Markum Solar Farm, LLC
- Parent Company
- —
- Annual Generation
- 364,612 MWh
- Capacity Factor
- 25.8%
- Balancing Authority
- Electric Reliability Council of Texas, Inc.
- ISO/RTO
- ERCOT
- NERC Region
- TRE
Markum Solar Farm
OperatingSolar
Ranked #180 of 351 Solar plants in TX#455 of 7447 nationally
161 MW Solar operating in Bosque, TX — Electric Reliability Council of Texas, Inc.
EIAGEM
161 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2024
Operating Since
Location
Coordinates
31.6948, -97.3749
County
Bosque, TX
Nearby Plants
- Dileo SolarSolar71.4 MW · 15.9 km
- Lake Whitney SolarSolar150 MW · 16.0 km
- Thad Hill Energy CenterNatural Gas807 MW · 18.4 km
Ownership & Operator
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 | Markum Solar Farm, LLC | Scout Clean Energy LLC [100%] | — |
| Owner(s) | Markum Solar Farm, LLC | Scout Clean Energy LLC [100%] | — |
| Status | Operating | operating | — |
Ownership Chain
GEM identifies the owner as Scout Clean Energy LLC [100%]
This entity is not yet in the GEM ownership database — chain unavailable.
About
Markum Solar Farm is a 161 MW solar photovoltaic power plant located in Bosque County, Texas. The plant began operating in 2024 and is owned and operated by Markum Solar Farm, LLC. Electricity generated by the facility is delivered to the Electric Reliability Council of Texas, Inc. (ERCOT) balancing authority. The solar farm utilizes single-axis tracking technology to maximize energy capture.
In its most recent year of operation, Markum Solar Farm generated 364,612 MWh of electricity, achieving a capacity factor of 25.8%. The plant's primary fuel source is solar energy (SUN). Markum Solar Farm is ranked as the 134th largest solar plant in Texas out of 192, and 323rd nationally out of 639. Financial data is available for the plant, sourced from LBNL Solar.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
TRE
Balancing Authority
Electric Reliability Council of Texas, Inc.
Grid Voltage
138 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
18.8K MWh
Latest Month
364.6K MWh
Annual Generation
25.8%
Capacity Factor
Financial DataBeta
Source: LBNL Utility-Scale SolarHIGH
$33.6/MWh
LCOE (Levelized Cost)
Pricing & Market Data
HIGH confidencePoint of Interconnection
Nearest Substation
Bosque Substation · 138 kV
Substation Distance
1.043 km
Operator
Brazos Electric
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ERCOT
LMP Node
MRKM_SLR_RN
Pricing Hub
HB_NORTH
Secondary Zone
LZ_NORTH
Location Type
Resource Node
Node Source
Curated node match
News & Articles (2)Beta
Deals·ppa
Colgate-Palmolive Signs Renewable Energy Deal to Cover 100% of its U.S. Electricity Needs
Colgate-Palmolive announced that it has signed a 20-year virtual power purchase agreement (VPPA) with the developers of a planned solar energy farm outside of...
Colgate-Palmolive (buyer)
ESG Today·2 years ago
Deals·ppa
Colgate-Palmolive signs PPA for 209-MW Texas solar project
It has signed an agreement with Colgate-Palmolive to purchase power from Scout's 209-MW DC Markum Solar Farm near Waco, Texas.
Colgate-Palmolive (buyer)Scout (seller)
Solar Power World·2 years ago
Last updated 2026-03-14
View all articles