流经北京市的主要河流有：永定河，以及朝南流向属于海河水系的潮白河。
Major rivers flowing through the municipality include the Yongding river and the Chaobai river, part of the Hai river system, and flowing in a southerly direction.
流经北京市的主要河流有：永定河，以及朝南流向属于海河水系的潮白河。
Major rivers flowing through the municipality include the Yongding river and the Chaobai river, part of the Hai river system, and flowing in a southerly direction.
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