Mare Branch — Plant Summary
- EIA Plant ID
- 65905
- Capacity
- 74.5 MW
- Primary Fuel
- Solar
- Technology
- Solar Photovoltaic
- Status
- Under construction
- Location
- DeSoto, FL
- Operating Since
- —
- Generators
- 1
- Operator
- Florida Power & Light Co
- Parent Company
- NextEra Energy
- Balancing Authority
- Florida Power & Light Company
- ISO/RTO
- —
- NERC Region
- SERC
Mare Branch
Under constructionSolarGEM: construction
Ranked #95 of 235 Solar plants in FL#1034 of 7447 nationally
74.5 MW Solar under construction in DeSoto, FL — Florida Power & Light Company
EIAGEM
74.5 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
—
Operating Since
Location
Coordinates
27.3037, -81.7674
County
DeSoto, FL
Nearby Plants
- Wildflower Solar Energy CenterSolar74.5 MW · 1.3 km
- Hardwood HammockSolar74.5 MW · 2.5 km
- Joshua CreekSolar74.5 MW · 2.5 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Florida Power & Light Co | Florida Power & Light | — |
| Owner(s) | Florida Power & Light Co | NextEra Energy | — |
| Status | Under construction | construction | — |
Ownership Chain
About
Mare Branch is a 74.5 MW solar photovoltaic power plant located in DeSoto County, Florida. The plant, identified by plant code 65905, is owned by NextEra Energy and operated by Florida Power & Light Co. It consists of a single generator utilizing fixed-tilt solar tracking technology.
The plant's primary fuel source is solar energy. Mare Branch operates within the Florida Power & Light Company balancing authority and the SERC NERC region. In terms of size, Mare Branch ranks as the 35th largest power plant in Florida out of 227, and 846th nationally out of 7108 plants.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
SERC
Balancing Authority
Florida Power & Light Company
Grid Voltage
230 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
11.8K MWh
Latest Month
—
Annual Generation
—
Capacity Factor
Financial Data
No financial data available for this plant.
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (10)Beta
General
Mystery site for 4.3-gigawatt energy hub has southwestern Pennsylvania officials wondering
NextEra Energy Transmission MidAtlantic plans a 107.5-mile power line through Greene and Fayette counties as the company scouts sites for a...
The Business Journals·2 days ago
General
Spud Valley solar project on track to build in Alamosa County
NextEra Energy Resource's impressive solar project called Spud Valley Energy Center is making its way through the process at Alamosa County...
The Alamosa News·2 weeks ago
General
Uproar Over Reduced Permit Fees for Solar Developers in Oklahoma
NextEra Energy's 2,000-acre solar farm under construction in northwest Oklahoma is set to become one of the state's largest renewable energy...
AGDAILY·3 weeks ago
General
NextEra Energy Defends $300M Solar Project Amid Tax Debate
NextEra Energy says Little Ashdown Solar will create construction jobs and tax revenue, while critics call it corporate welfare.
Arkansas Business·1 months ago
Last updated 2026-03-26
View all 10 articles