# Long Island Solar Farm LLC

NYISO asset profile · https://askthegrid.com/assets/facilities/long-island-solar-farm-llc

31.5 MW AC solar farm at Brookhaven National Laboratory

Long Island Solar Farm is a 31.5 MW AC/37.7 MW DC fixed-tilt photovoltaic facility on about 200 acres at Brookhaven National Laboratory in Upton. BP Solar developed the 164,312-panel project, which uses 50 SMA Sunny Central inverters; LIPA purchases all of its output.

## Profile

- **Published capacity ratings:** EIA reports 31.5 MW AC, DOE project materials report 37.7 MW DC, and 32 MW is a rounded project description.

## Metrics

- **AC nameplate:** 31.5 MW — June 2026 preliminary EIA inventory.
- **DC array rating:** 37.7 MW — DOE and EIA project records.
- **Panels:** 164,312 — Brookhaven reports 164,312 panels; SMA reports 50 Sunny Central inverters.

## Facts

- **EIA operator:** Long Island Solar Farm LLC — June 2026 preliminary EIA inventory; status OP.
- **Location:** Brookhaven National Laboratory, Upton · Suffolk · NY
- **Technology:** Fixed-tilt crystalline-silicon photovoltaic
- **Operating records:** 2011-12

## Related parties

- **developer / historical co-owner:** BP Solar — Long Island Solar Farm ([source](https://www.bnl.gov/lisf/))
- **offtaker for all output:** Long Island Power Authority — Long Island Solar Farm ([source](https://www.bnl.gov/lisf/))
- **site host and easement grantor:** U.S. Department of Energy / Brookhaven National Laboratory — Long Island Solar Farm ([source](https://www.bnl.gov/lisf/))

## Sources

- [2025 EIA-860 Early Release](https://www.eia.gov/electricity/data/eia860/xls/eia8602025ER.zip) — U.S. Energy Information Administration · authoritative — Current generator capacity, technology, operating status, operator, and service-date records.
- [Long Island Solar Farm](https://www.bnl.gov/lisf/) — Brookhaven National Laboratory · authoritative — The source identifies 164,312 polycrystalline-silicon module photovoltaic module.

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Canonical page: https://askthegrid.com/assets/facilities/long-island-solar-farm-llc
Website: [Long Island Solar Farm, LLC](https://www.bnl.gov/lisf/)

Source: Ask the Grid — https://askthegrid.com/