Where is the flood detention area of Daqing River and East Lake?

The flood storage and detention area east of Daqing River is located on the north and south banks of Daqing River at the junction of Hebei and Tianjin.

The flood storage and detention area of TEPCO is a national flood storage and detention area, which belongs to the lower reaches of Haihe River basin and Daqing River system, with a total area of 379 square kilometers. TEPCO is located in the lower reaches of Daqinghe River system, with Ziya River right dike in the east, Liqian dike and gedian dike in the south, overflow depression in the west connected with the newly-built flood diversion channel, and Zhongting dike in the north. It is about 40 kilometers long from east to west and 7 kilometers wide from north to south. It is the narrowest from Shigou to Fangsheng, with a width of about 2.5 kilometers. The tile shop is high in the west and low in the east.

Flood storage and detention area is an important part of many flood diversion projects. The safe construction and management of flood storage and detention areas should be carried out in a planned way according to the provisions of the Flood Control Law of People's Republic of China (PRC), and the flood storage and detention areas must be determined by the approved river basin flood control plan or regional flood control plan. At 2 am on August 1 2023, the flood storage and detention area of TEPCO was opened.

Application for filing in the flood storage and detention area of Dongdian Lake:

At 2: 00 a.m. on August 1 day, the floodgates in the north of Daqing River in the flood storage and detention area of TEPCO were opened. After the Daqing River flood enters some parts of Hebei Province, the flood storage and detention area of TEPCO, it is expected to reach Tianjin around August 9 after being slowed down by flood diversion.

In August 2023, seven flood storage and detention areas, including Dongdian flood storage and detention area, such as Yongding River, Daqing River and Ziya River in Hebei Province were opened. The water from Baigou River and Nanjuma River flows into Dongdian Lake through the newly-built flood diversion channel in Xiong 'an, then flows through the flood storage and detention area of Dongdian Lake, flows through Tianjin Liudu River and finally flows into Bohai Sea.

On August 6th 17: 00, the discharge of Duliujian River sluice was 582 cubic meters per second, and the water level of Daqing Liubao was 4.46 meters. The flood storage and detention area of TEPCO has been opened, and the Daqing River channel will exceed the guaranteed water level. By 6: 5438+07: 00 on August 9, the flood storage and detention area of Dongdian Lake had opened four gates, namely, Daqing Laolongwan, Shuigaozhuang, Liubu and Yangliuqing, to speed up the flood inflow from the flood storage and detention area to Duliujian River.

Refer to the above content: Baidu Encyclopedia-Dongdian Flood Storage and Detention Area