The discharges from separate storm sewer systems in the dry weather do great harm to receiving water in Shanghai.

分流制雨水系统旱流放江严重污染了上海市河道水质。

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The designed flood peak flow in storm sewer is usually calculated by adopting a constant average runoff coefficient at present in China, simple as it is, it's not reasonable enough.

目前，我国采用单一地表的平均径流系数计算雨水管渠的设计洪峰流量，这虽然使计算简化，但不尽合理。

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Based on the non-linear kinematic wave method, a technique using the four point, excentric, implicit, finite-difference numerical scheme to simulate the urban storm sewer system is introduced.

本文根据非线性运动波法理论，介绍了四点非中心隐式有限差分格式模拟城市雨水管网的技术。

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They also found high levels of caffeine after a late-season storm that triggered sewer overflows.

CNN: Researchers find caffeine in waters off Oregon

For example, today the Rockefeller Foundation announced it will provide seed money for a new RE.invest initiative, a public-private partnership that will help selected cities to leverage private financing for sustainable storm water and sewer systems.

WHITEHOUSE: Building the Future: Innovative Water Infrastructure

For example, last week the Rockefeller Foundation announced it will provide seed money for a new RE.invest initiative, a public-private partnership that will help up to eight cities leverage private financing for sustainable storm water and sewer systems.

FORBES: Smart Communities will Build Green Infrastructure