This is the third time this year in Hefei, and the locations are all similar. Is there something brewing? At 18:13 on February 24, a magnitude 3.5 earthquake occurred in Feidong County, Hefei City, Anhui Province (31.99°N, 117.60°E) with a focal depth of 15 kilometers. At 02:32 on May 12, a magnitude 3.1 earthquake occurred in Feidong County, Hefei City, Anhui Province (31.99°N, 117.6°E) with a focal depth of 15 kilometers. At 20:08 on September 18, a magnitude 4.7 earthquake occurred in Feidong County, Hefei City, Anhui Province (31.98°N, 117.60°E) with a focal depth of 12 kilometers.