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Drainage time of Yaojiang sluice in Ningbo today

July 20th 12 to July 25th 15. Yaojiang sluice is a building in Ningbo, which was completed in June 1959. According to the drainage schedule of this sluice, the drainage time in 2022 will be from June 27th, 2022 to July 20th, 2022, when it will be 12 to July 25th, 2022. Yaojiang River was originally a tidal river. In dry season, the salty tide can reach Shangyu Tong Ming weir, and the coastal land is salinized.