Quad Cities nuclear power plant
Quad Cities nuclear power plant is a nuclear power station in United States with 2 operating units totalling 1,880 MW gross. The site has 2 units on record in total.
Units
| Unit | Status | Type | Model | Gross MW | Online |
|---|---|---|---|---|---|
| Unit 1 | BWR | BWR-3 (Mark 1) | 940 | 1973 | |
| Unit 2 | BWR | BWR-3 (Mark 1) | 940 | 1973 |
Quad Cities nuclear power plant in context
By gross operating capacity Quad Cities nuclear power plant is the 28th largest of 54 operating nuclear sites in the United States, holding 2% of the country's operating capacity, and ranks 100th of 172 worldwide.
Its operating units started up in 1973; the median unit is 53.0 years old, older than the median of 45.0 in the United States.
The 2 units with both construction and grid dates on record took 5.2 to 5.3 years (median 5.2) 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 Byron nuclear power plant (94 km), LaSalle nuclear power plant (147 km) and Dresden nuclear power plant (174 km).
2 operating units are rated differently now from their design net capacities: Unit 1 +15.1% and Unit 2 +15.5%.
Build time by unit
| Unit | Construction start | Grid connection | Years | Fleet median, same decade |
|---|---|---|---|---|
| Unit 1 | 1967 | 1972 | 5.2 | 5.4 (1970s) |
| Unit 2 | 1967 | 1972 | 5.3 | 5.4 (1970s) |
Nearest tracked nuclear sites
| Site | Country | Distance | Operating GW gross |
|---|---|---|---|
| Byron nuclear power plant | United States | 94 km | 2.5 |
| LaSalle nuclear power plant | United States | 147 km | 2.4 |
| Dresden nuclear power plant | United States | 174 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 Quad Cities 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 | Illinois, United States |
|---|---|
| Coordinates | 41.7261, -90.3103 |
| Elevation | about 195 mabove sea level |
| Setting | About 1,140 km from the sea |
| Region | Northern America |
| Units by status | Operating: 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 | Exelon Corp MidAmerican Energy Co |
|---|---|
| Operators | Exelon Generation |
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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