# John H Kerr

PJM asset profile · https://askthegrid.com/assets/facilities/john-h-kerr

U.S. Army Corps of Engineers - Mecklenburg County - PJM

John H Kerr is a conventional hydroelectric project in Mecklenburg County, Virginia, owned and operated by the U.S. Army Corps of Engineers. The facility consists of a gravity-type dam with a powerhouse containing seven generating units, a switchyard, and associated structures on the Roanoke River. It serves dual purposes of flood control and hydroelectric power generation. The plant generates approximately 426,749 MWh annually and has prevented over $400 million in cumulative downstream flood damage since 1952. The plant interconnects at 115 kV to Dominion's transmission system within the PJM balancing authority area.

## Metrics

- **Nameplate capacity:** 296.80000000000007 MW — Canonical EIA plant baseline.
- **Registry anchor:** Plant 3833 — plant-3833

## Facts

- **Technology:** Conventional Hydroelectric
- **Operator:** USCE-Wilmington District

## Related parties

- **Construction contractor:** Koontz Electric Company, Inc. — rehabilitation electrical contractor ([source](https://koontzelectric.com))

## Sources

- [mbrweb.ferc.gov](http://mbrweb.ferc.gov/SearchlkpEIA/Index?page=49) — mbrweb.ferc.gov · authoritative — Source retained for exact-record publication review.
- [koontzelectric.com](https://koontzelectric.com/wp-content/uploads/2022/10/HYDRO-BROCHURE-7.5.2022.pdf) — koontzelectric.com · public_source — Source retained for exact-record publication review.

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Canonical page: https://askthegrid.com/assets/facilities/john-h-kerr
Website: [U.S. Army Corps of Engineers](https://www.usace.army.mil)

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