This dataset is a market activity dataset, covering the average transportation distance for washed middlings coal in the East China market. In China, coal is mainly transported via railway, waterway, and highway. Average coal transportation losses are also included. Data sources include the China Transportation Yearbook, China Energy Statistical Yearbook, Jiangsu Statistical Yearbook, Zhejiang Statistical Yearbook, Anhui Statistical Yearbook, Jiangxi Statistical Yearbook, and customs statistics from the General Administration of Customs.