本powerpoint演示首先简要介绍了州饮用水管理者协会（ASDWA）和总大肠菌群规则（TCR）/分配系统（DS）咨询委员会。TCR/DS咨询委员会的主要目标是就以下方面提供咨询和建议: 美国环境保护局（USEPA）应如何在保持或改进TCR的同时修订TCR 公共卫生保护；和 应收集哪些数据、进行哪些研究和/或风险管理 为更好地告知配电系统污染物而评估的策略 事件和相关的公共健康风险。问题和状态 下面列出了透视图。

This powerpoint presentation begins by providing a brief overview of the Association of State Drinking Water Administrators (ASDWA) and the Total Coliform Rule (TCR)/Distribution Systems (DS) Advisory Committee. The major objectives of the TCR/DS Advisory Committee were to provide advice and recommendations on the following: how the U.S. Environmental Protection Agency (USEPA) should revise the TCR while maintaining or improving public health protection; and, what data should be collected, research conducted, and/or risk management strategies evaluated to better inform distribution system contaminant occurrence and associated public health risks. Issues and state perspectives are listed.