Levels and distribution of Dechlorane Plus and related compounds in surficial sediments of the Qiantang River in eastern China: The results of urbanization and tide

► Dechloranes were widely distributed in surficial sediments of Qiantang River. ► The urbanization increased the discharge of Dechloranes. ► The tide transports Dechloranes from the Qiantang River to estuary of the East China Sea.