在街上洗车不仅要比商业洗车多消耗60%的水，而且其未经处理的洗涤剂最终会流入溪流、湖泊和海洋。
Not only does it use 60 percent more water than a commercial car wash, but the detergent runoff ends up - untreated - in streams, lakes, and the ocean.
一半多的当地溪流氯水平超过了环保署的建议门槛标准，有时候夏天也不能免于其影响。
More than half of the local streams had chloride levels that exceeded the EPA's recommended threshold; sometimes the effect even persisted through the summer.
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