Juno Solar Project
SB Energy · Borden County · ERCOT
Juno is a utility-scale solar facility in Borden County, Texas. EIA's May 2026 inventory reports two current generators totaling 305.6 MWac and 422.5 MWdc, with operating dates in June and August 2021. SB Energy uses a rounded 418 MWdc project rating and identifies Juno as operating. Energy Marketing and Services.
Overview
Key fields
- Reported capacity
- 305.6 MW
EIA-reported operating capacity; nameplate, seasonal, AC/DC, and unit ratings may differ.
- Solar capacity
- 305.6 MWac
EIA May 2026
- DC rating
- 422.5 MWdc
EIA May 2026
- Company rating
- 418 MWdc
SB Energy
- Generator records
- 2
June · August 2021
- Power purchasers
- 2
LCRA · Mitsui MEMS
- Registry anchor
- Plant 63328
SE Juno LLC
Profile
- Grid role
- Utility-scale photovoltaic generation in ERCOT.
- Current configuration
- Two solar generator records totaling 305.6 MWac / 422.5 MWdc.
- Company project scope
- SB Energy uses a rounded 418 MWdc project rating.
Structured profile
- Operating capacity
- 305.6 MWac / 422.5 MWdc
EIA May 2026
- Company project rating
- 418 MWdc
SB Energy
- Operating dates
- June and August 2021
EIA May 2026
- Registered operator
- SE Juno LLC
EIA May 2026
Units and generators
Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| IPJNO | 143.5 MW 143.5 MW summer | Solar Photovoltaic Solar · PV | Aug 2021 | Operating |
| JUNO1 | 162.1 MW 162.1 MW summer | Solar Photovoltaic Solar · PV | Jun 2021 | Operating |
Performance
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Peer context
- Technology capacity
- 305.6 MW
- National rank
- #37
- TX rank
- #21
Monthly generation
Download CSVMonthly generation is reported through EIA-923. Capacity factor uses the current EIA nameplate capacity and is shown only for complete calendar years.
Grid and market context
Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.
Nearby substations
HIFLD infrastructure inventoryCommercial, land, and environmental record
Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.
Land and environmental record
Related parties and identifiers
Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.
Relationship graph
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Parties and identifiers
| Relationship | Entity | Basis |
|---|---|---|
| Offtaker (PPA) | Offtaker (PPA) for Juno Solar Project | |
| Grid selection | plant:plant-63328 | Canonical asset page /ercot/assets/plant/juno-solar-project. |
Reporting portfolio
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.