本文件旨在为操作员提供与配水系统和处理厂的操作和维护相关的安全信息。讨论的安全领域包括:；操作员责任、不安全行为的主要原因、个人防护设备和服装、工作区域保护、沟槽施工、受限空间进入、危险能源控制、联邦危险通信标准/知情权法律、实验室危险化学品职业暴露标准/实验室知情权标准、实验室安全、，以及氯的安全处理。 还讨论了Miss Dig/Utility Check，这是一个公用设施通信系统，帮助公用设施和承包商遵守州法律和联邦法规，要求他们在启动项目之前通知公用设施。挖掘失误的目的是确定地下设施的位置，以防止这些设施受损。

The objectives of this paper are to provide operators with safety information pertaining to the operation and maintenance of the water distribution system and treatment plant. Areas of safety discussed are; operator responsibilities, principle reason for unsafe acts, personal protective equipment and clothing, work area protection, trench construction, confined space entry, control of hazardous energy sources, federal hazard communication standard/right-to-know law, the occupational exposures to hazardous chemicals in laboratories standard/lab right-to-know standard, laboratory safety, and safe handling of chlorine. Also discussed is Miss Dig/Utility Check, a utility communication system that helps utilities and contractors comply with State Law and Federal Regulations which requires them to notify utilities before starting a project. The objective of Miss Dig is to determine the location of underground utilities for the purpose of preventing damage to these facilities.