Eureka South Solar
Solar power plant in Oneida County, New York. 5 MW of nameplate capacity across 1 generator, operated by Eureka South Solar LLC.
Also known as EIA plant 66041
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 5 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- May 2026First generator online
- Operator
- Eureka South Solar LLCEIA operator ID 65205
- Grid
- ISO-NEBalancing authority ISNE
- Price nodes
- None linkedNo verified ISO node
- Location
- Oneida County, NY43.1307, −75.4162
- EIA plant ID
- 66041EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Eureka South Solar produces
Free · EIA-923EIA-923 has no net generation reported for this plant.
Power prices and basis
Free accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 63231 | Solar Photovoltaic | 5.0 | May 2026 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Eureka South Solar LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Modeled curtailment
A range, not one number. The lower bound counts hours inside the production tax credit window; the upper bound is the no-credit case.
Expected vs reported generation
Monthly modeled expected output and physical potential next to EIA-923 reported output.
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Questions about Eureka South Solar
Where is Eureka South Solar?
Eureka South Solar is in Oneida County, New York, at 43.1307, −75.4162. It is in the ISO New England Inc. balancing area (ISNE).
Who operates Eureka South Solar?
EIA-860M for August 2026 lists Eureka South Solar LLC as the operator (EIA operator ID 65205). The operator is not always the owner.
When did Eureka South Solar start operating?
Its first generator began operating in May 2026, according to EIA-860M.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page