Davis Besse nuclear power plant
Davis Besse nuclear power plant is a nuclear power station in United States with 1 operating unit totalling 925 MW gross. The site has 3 units on record in total.
Units
| Unit | Status | Type | Model | Gross MW | Online |
|---|---|---|---|---|---|
| Unit 1 | PWR | B&W RLP (DRYAMB) | 925 | 1978 | |
| Unit 2 | Cancelled | - | - | 906 | - |
| Unit 3 | Cancelled | - | - | 906 | - |
Davis Besse nuclear power plant in context
By gross operating capacity Davis Besse nuclear power plant is the 49th largest of 54 operating nuclear sites in the United States, holding 1% of the country's operating capacity, and ranks 152nd of 172 worldwide.
Its operating unit started up in 1978; the unit is 48.0 years old, older than the median of 45.0 in the United States.
The one unit with both construction and grid dates on record took 7.0 years from construction start to grid connection; the median across all reactors connected in the 1970s is 5.4 years.
The nearest other tracked nuclear sites are Fermi nuclear power plant (43 km), Perry nuclear power plant (163 km) and Beaver Valley nuclear power plant (247 km).
The current net rating of Unit 1 differs from its design net capacity by -1.3% (906 MW at design, 894 MW now).
Build time by unit
| Unit | Construction start | Grid connection | Years | Fleet median, same decade |
|---|---|---|---|---|
| Unit 1 | 1970 | 1977 | 7.0 | 5.4 (1970s) |
Nearest tracked nuclear sites
| Site | Country | Distance | Operating GW gross |
|---|---|---|---|
| Fermi nuclear power plant | United States | 43 km | 1.2 |
| Perry nuclear power plant | United States | 163 km | 1.3 |
| Beaver Valley nuclear power plant | United States | 247 km | 1.9 |
How these are worked out: ranks use gross operating capacity; ages count from the start-up year on record, as on the age page; build times run from construction start to grid connection, as on the build-times page; ratings are the tracker's net and design net capacity, as on the uprates page. Distances are straight-line between exact positions, so a site with only an approximate position gets none. A unit missing a date or a rating is left out of the figure that needs it.
Earthquakes nearby
Loading the latest USGS check…
| Time (UTC) | Mag | Depth | Epicentre | Distance |
|---|
Magnitude 4.0 and above within 200 km of Davis Besse nuclear power plant's listed coordinates, past 30 days. This is distance, not shaking: it says nothing about damage or any change in operation. Every plant.
| Location | Ohio, United States |
|---|---|
| Coordinates | 41.5967, -83.0861 |
| Elevation | about 190 mabove sea level |
| Setting | On the shore of a large lake, 1.1 km from the water |
| Region | Northern America |
| Units by status | Operating: 1 Cancelled: 2 |
Elevation is read at the listed coordinates from a 30 m terrain model (SRTM 30 m). Two independent models differ by a median of 6 m across our plants and by up to about 40 m on steep or coastal ground, and a point on a shoreline can read as sea level. Distance to the water is measured to a generalised 1:10 million coastline, so a few kilometres or less is not resolved. This is context, not a design-basis or flood-risk figure.
| Owners | Cleveland Electric Illuminating Co Toledo Edison Co |
|---|---|
| Operators | First Energy Nuclear Operating |
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Sources
- Global Nuclear Power Tracker, Global Energy Monitor, August 2026 release , CC BY 4.0 · retrieved 2026-09-06
- GEM.wiki entry (further reading) , CC BY-SA 4.0, linked, not quoted
How these sources are used, including the corrections applied on top of them and what is deliberately left blank · download the underlying data