Grain size parameters and profile elevation data of Dasha Beach

The dataset includes grain size parameters from four survey sessions and profile elevation data from Dasha Beach on Nantian Island, Zhejiang Province, China. Surveys A, B, C, and D were conducted on August 12, 2022, September 7, 2022, September 17, 2022, and December 23, 2022, respectively, to study the response and recovery processes of Dasha Beach under the influence of typhoon events.