Expansion project of Mamu Oil Depot to support Zhejiang Petrochemical’s 40 million tons/year integrated refining and chemical processing project

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On May 6, an announcement regarding the approval opinion on the environmental impact assessment document for the expansion project of the Mamu Oil Depot under the 40-million-ton/year integrated oil refining and chemical project of Zhejiang Petrochemical Co., Ltd. The project is located in Xijiangzui Village, Mamu Township, Cengang Town, Dinghai District, Zhoushan City. With a total investment of 999 million yuan and a total land area of 18.69 hectares, the main construction activities involve expanding the storage tank area by adding 705,000 cubic meters of storage capacity. This includes two crude oil tank groups, No. 9 and No. 10: Group No. 9 will have 3 external floating roof tanks with a capacity of 35,000 cubic meters each, while Group No. 10 will have 4 external floating roof tanks with a capacity of 150,000 cubic meters each. In addition, facilities such as a new substation, fire pump stations and foam stations, process pipelines, access bridges, initial rainwater ponds, rainwater retention ponds, and accident ponds will be constructed. The remaining utility systems will make use of those already existing in the current storage area. Upon completion, the project will enable an annual handling capacity of 5 million tons. Zhejiang Petrochemical Co., Ltd. is constructing a crude oil storage depot with a capacity of 3 million m² within the Dinghai Industrial Park, Cengang Subdistrict, Dinghai District, Zhoushan City. This facility serves as part of Phase I of a 40-million-ton/year integrated refining and petrochemical project. It is designed to handle an annual throughput of 16 million tons. Crude oil will be transported from the Mamu Oil Depot to the Yushan Refinery Complex via the Mamu-Yushan oil pipeline.