# Double Black Diamond Solar

MISO asset profile · https://askthegrid.com/assets/facilities/double-black-diamond-solar

Double Back Diamond Solar Power, LLC - Sangamon County - MISO

Double Black Diamond is an operating 592.8 MW AC / 800 MW DC solar plant west of Springfield, Illinois. Swift Current Energy identifies itself as the project's long-term owner and operator, and announced commercial operation on April 30, 2025. McCarthy built the facility with more than 1.6 million U.S.-made solar modules.

## Metrics

- **Nameplate capacity:** 592.8 MW — Canonical EIA plant baseline.
- **Registry anchor:** Plant 66624 — plant-66624

## Facts

- **Technology:** Solar Photovoltaic
- **Operator:** Swift Current Energy

## Related parties

- **Owner / operator / developer:** Swift Current Energy — Developer, long-term owner and operator ([source](https://swiftcurrentenergy.com/))
- **Parent company / investor:** BAES Infrastructure — Majority owner of Swift Current Energy ([source](https://www.baesinfra.com/))
- **Investor / equity investor:** IFM Investors — Owner of Swift Current Energy ([source](https://www.ifminvestors.com/))
- **Investor:** Lookout Ridge Energy Partners — Minority owner of Swift Current Energy

## Sources

- [luc.edu](http://luc.edu/sustainabilitycommittee/climateactionplan/solaratloyola) — luc.edu · public_source — Source retained for exact-record publication review.
- [mbrweb.ferc.gov](https://mbrweb.ferc.gov/SearchlkpEIA/Index?page=775) — mbrweb.ferc.gov · authoritative — Source retained for exact-record publication review.
- [swiftcurrentenergy.com](https://swiftcurrentenergy.com/swift-current-energy-announces-energization-of-landmark-800-mw-solar-facility-in-illinois-with-american-made-equipment) — swiftcurrentenergy.com · public_source — Source retained for exact-record publication review.
- [swiftcurrentenergy.com](https://swiftcurrentenergy.com/swift-current-energy-secures-779-million-in-project-financing-for-american-made-double-black-diamond-solar-project/) — swiftcurrentenergy.com · public_source — Source retained for exact-record publication review.
- [swiftcurrentenergy.com](https://swiftcurrentenergy.com/swift-current-energy-secures-investment-from-google-for-800-mw-solar-project) — swiftcurrentenergy.com · public_source — Source retained for exact-record publication review.

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Canonical page: https://askthegrid.com/assets/facilities/double-black-diamond-solar
Website: [Double Back Diamond Solar Power, LLC](https://swiftcurrentenergy.com/project/black-diamond/)

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