China News Service, June 15th. According to the official determination of China Earthquake Networks: At 12:00 on June 15th, an earthquake of magnitude 4.0 occurred in Maduo County (34.80 degrees north latitude, 97.55 degrees east longitude) in Guoluo Prefecture, Qinghai Province, with a focal depth of 11 thousand. Meter.

Image source: Official Weibo of the National Seismological Network