# Covanta Hempstead

NYISO asset profile · https://askthegrid.com/assets/facilities/covanta-hempstead

Reworld Waste, LLC - Nassau County - NYISO

Covanta Hempstead is a municipal solid waste-to-energy facility located at 600 Merchants Concourse, Westbury, Nassau County, New York. The facility comprises three identical energy-from-waste combustion units that generate steam to drive a single 78.6 MW steam turbine generator. It opened in October 1989 and processes approximately 1 million tons of waste annually, generating electricity sold to the Long Island Power Authority. The facility diverts substantial waste from landfills and recovers ferrous metals for recycling.

## Metrics

- **Nameplate capacity:** 78.6 MW — Canonical EIA plant baseline.
- **Registry anchor:** Plant 10642 — plant-10642

## Facts

- **Technology:** Municipal Solid Waste

## Related parties

- **Owner / operator:** Covanta Hempstead Company — Former legal owner/operator; regulatory entity on permits ([source](https://www.reworldwaste.com/where-we-are/facilities/hempstead))
- **Offtaker / transmission owner:** Long Island Power Authority — Electricity purchaser and transmission/distribution operator
- **Owner / former owner:** American Ref-Fuel Holdings Corp. — Former owner/operator
- **Portfolio acquirer:** Danielson Holding Corp. — Financing covers a portfolio that includes Covanta Hempstead.
- **Regulator:** New York State Department of Environmental Conservation — State environmental regulator ([source](https://www.dec.ny.gov/))

## Sources

- [extapps.dec.ny.gov](https://extapps.dec.ny.gov/data/dar/afs/permits/128200172700028_r3.pdf) — extapps.dec.ny.gov · authoritative — Source retained for exact-record publication review.
- [libn.com](https://libn.com/2005/02/04/american-reffuel-to-be-sold-for-2-billion/) — libn.com · public_source — Source retained for exact-record publication review.

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Canonical page: https://askthegrid.com/assets/facilities/covanta-hempstead
Website: [Reworld Waste, LLC](https://www.reworldwaste.com/)

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