在广州城区西南。
广州城区基岩埋深较浅，地下空间开发可能对地下水环境造成影响。
The embedded depth of bedrock is shallow in Guangzhou City. The development of urban underground space will have certain impaction on the groundwater environment.
对广州城区河涌引水净污的必要性、引水模式、流量、净污效益等进行了探讨，对河涌引水净污的实施提出了几点建议。
The model, flow quantity and efficiency are discussed in diverting water to improve the water environment of Guangzhou City. Finally, some opinions and advices are presented.
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