# Eddystone Generating Station

PJM asset profile · https://askthegrid.com/assets/facilities/eddystone-generating-station

Constellation Energy Corporation - Delaware County - PJM

Eddystone Generating Station is a six-unit, 820 MW dual-fuel power plant on the Delaware River in Eddystone, Pennsylvania. Units 3 and 4 are subcritical steam boiler-turbine generator units, each rated at 380 MW, capable of burning natural gas or oil. Units 10, 20, 30, and 40 are oil-fired peaking units with a combined capacity of 60 MW. The facility's earlier coal-fired Units 1 and 2 came online in 1960 and have been retired.

## Metrics

- **Nameplate capacity:** 861.6 MW — Canonical EIA plant baseline.
- **Registry anchor:** Plant 3161 — plant-3161

## Facts

- **Technology:** Petroleum Liquids, Natural Gas Steam Turbine
- **Operator:** Constellation Power, Inc.

## Related parties

- **Owner:** Constellation Energy Corporation — Owner ([source](https://www.constellationenergy.com/))
- **Owner:** Constellation Energy Generation, LLC — Operating generation subsidiary / facility owner ([source](https://www.constellationenergy.com/))
- **Former owner:** Exelon Corporation — Former parent company
- **Former owner:** Philadelphia Electric Company — Original utility / predecessor owner
- **Equipment supplier:** Bethlehem Steel Company — Original structural-steel contractor
- **Equipment supplier:** Ingersoll Rand — Original equipment supplier

## Sources

- [rtoinsider.com](http://rtoinsider.com/wp-content/uploads/2026/06/FERC-ER26-2028-000-Crane-Eddystone-Waiver.pdf) — rtoinsider.com · public_source — Source retained for exact-record publication review.
- [energiesmedia.com](https://energiesmedia.com/doe-emergency-order-pennsylvania-coal/) — energiesmedia.com · public_source — Source retained for exact-record publication review.
- [pjm.com](https://pjm.com/-/media/DotCom/documents/other-fed-state/20250613-doe-pjm-report-on-compliance-with-Eddystone-order-202-25-4.pdf) — pjm.com · public_source — Source retained for exact-record publication review.
- [asme.org](https://www.asme.org/about-asme/engineering-history/landmarks/226-eddystone-station-unit-1) — asme.org · public_source — Source retained for exact-record publication review.
- [company-histories.com](https://www.company-histories.com/Exelon-Corporation-Company-History.html) — company-histories.com · public_source — Source retained for exact-record publication review.
- [constellationenergy.com](https://www.constellationenergy.com/about/locations/eddystone-generating-station.html) — constellationenergy.com · public_source — Source retained for exact-record publication review.
- [energy.gov](https://www.energy.gov/documents/eddystone-202c-order-no-202-26-17) — energy.gov · authoritative — Source retained for exact-record publication review.
- [epa.gov](https://www.epa.gov/system/files/documents/2023-01/ec_pad000731026.pdf) — epa.gov · authoritative — Source retained for exact-record publication review.

---

Canonical page: https://askthegrid.com/assets/facilities/eddystone-generating-station
Website: [Constellation Energy Corporation](https://www.constellationenergy.com/)

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