Tuesday afternoon, a 7.3 magnitude earthquake shook the Khumbu Valley. It’s epicenter was 18km SE of Kodari, Nepal – about 47 miles from Kathmandu. This is nearly equidistant between Kathmandu and Mount Everest.
— Saugat adhikari (@saugatad) May 12, 2015
From the USGS:
The May 12, 2015 M 7.3 Nepal earthquake (SE of Zham, China) occurred as the result of thrust faulting on or near the decollément associated with the Main Himalayan Thrust, which defines the interface between the underthrusting India plate and the overriding Eurasia plate to the north.