The 1970 Tonghai earthquake occurred on 4 January 1970 in Tonghai, China. The rupture originated on the local Yunnan Provinces Red River fault, which had not experienced an earthquake above magnitude 7 since 1700. Read more
The 1970 Tonghai earthquake occurred on 4 January 1970 in Tonghai, China. The rupture originated on the local Yunnan Provinces Red River fault, which had not experienced an earthquake above magnitude 7 since 1700.