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- Wind & solar
- Storage
- In development
- Operating
- 10 · 100 · 1,000 MW
Map
- Wind & solar
- Storage
- In development
- Operating
Dennison: location and 4 exact-grade projects within 25 km. Basemap: Protomaps, © OpenStreetMap contributors, ODbL.
Dennison
Power plant · Solar
Key facts
Power plant · Solarran 14% of 2025 Operating- Capacity
- Capacity: sourceEIA-860M · Open licenseMW
- Commissioned
- 2011
- Net generation, 2025
- 2,404 MWh
- Grid
- 13 kV to Long Island Power Authority (NYIS)
- Location
- Suffolk County, New York
- Operated by
- CD US Solar MT1 LLCSourceEIA-860M Preliminary Monthly Electric Generator Inventory
Output
Details
Who’s behind it
No companies named in filings yet.
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- Technology
- Solar source: “Solar Photovoltaic”
- Age
- 15 years since 2011
All 6 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
| Attribute | Value |
|---|---|
| Gem |
|
| Grid |
|
| Fuel burned (MMBtu), 2025 | 8,204 |
| Capacity factor, 2025 | 0.137 |
| Net generation (MWh), 2025 | 2,404 |
| Balancing authority code | NYIS |
Solar arrays
Solar arrays
The array area counts panels and inverters only, not buildings, fences or the whole site.
USGS maps the center of this array 11 km from the point this page maps the plant at.
- Array area (acres)
- 8.5
- AC capacity (MW)
- 2
- DC capacity (MW)
- 2.2
- Mounting
- Fixed tilt
- Site type
- Greenfield
- Began operating
- 2011
Source USPVDB
Source
- U.S. Large-Scale Solar Photovoltaic DatabaseMap services and data are available from Large-Scale Solar Photovoltaic Database, provided by the U.S. Geological Survey and Lawrence Berkeley National Laboratory via https://energy.usgs.gov/uspvdb
Timeline
- In service · EIA-860M
Sources
5 sourcesSources EIA-860M · GEM · USPVDB · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory
Sources
- EIA-860M Preliminary Monthly Electric Generator Inventory
- Global Energy Monitor — Global Integrated Power Tracker (unit-level power plants, eight technologies, all statuses)Global Integrated Power Tracker, Global Energy Monitor, September 2026 release (https://globalenergymonitor.org/projects/global-integrated-power-tracker), CC BY 4.0. Modified by Inframation: TransitionZero-sourced rows removed; statuses and technologies mapped to Inframation's vocabulary; figures aggregated. Copyright © Global Energy Monitor. Global Integrated Power Tracker, September 2026 release. Distributed under a Creative Commons Attribution 4.0 International License.
- U.S. Large-Scale Solar Photovoltaic Database (USPVDB) — USGS and LBNL; one row per facility with its array footprintMap services and data are available from Large-Scale Solar Photovoltaic Database, provided by the U.S. Geological Survey and Lawrence Berkeley National Laboratory via https://energy.usgs.gov/uspvdb
- EIA Open Data bulk file — Electricity (ELEC.zip; monthly plant net generation and fuel consumption since 2001)Source: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
- EIA-860M Preliminary Monthly Electric Generator Inventory
Around this plant
Nearby
within 25 km| Project | Kind | Away | MW |
|---|---|---|---|
| Clermont Postponed | Storage | 7.7 km | 100 |
| Farmingdale Fuel Cell Postponed | Gas, other | 7.9 km | 1.4 |
| KCE NY 30, LLC Announced | Storage | 8.0 km | 50 |
| KCE NY 29, LLC Announced | Storage | 10.5 km | 79 |