## Average Number of Earthquakes per Year per 12,300 km^{2}, Magnitude 5 and Greater

### **Depth 0 - 70 km **

**Average Number of Earthquakes per Year per 12,300 km**

^{2}, Magnitude 5 and Greater, Depth 0 - 70 km### **Depth 70 - 300 km **

**Average Number of Earthquakes per Year per 12,300 km**

^{2}, Magnitude 5 and Greater, Depth 70 - 300 km### **Depth 300 km and greater **

**Average Number of Earthquakes per Year per 12,300 km**

^{2}, Magnitude 5 and Greater, Depth 300 km and greater### **All Depths **

**Average Number of Earthquakes per Year per 12,300 km**

^{2}, Magnitude 5 and Greater, All DepthsData from USGS PDE data base