自来水外检管理 External inspection management of tap water

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自来水的外部检测（外检）是确保水质安全的重要环节。有效的外检管理体系可以帮助及时发现潜在问题，保障公众健康.



External testing of tap water is an important step in ensuring water quality safety. An effective external inspection management system can help identify potential problems in a timely manner and safeguard public health

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方面内容

检测频率

根据法规和水厂实际情况制定，通常每季度或每半年一次。

检测项目

常规项目包括：色度、浊度、余氯、pH值、总大肠菌群等。

检测机构

需由有资质的第三方检测机构进行，确保检测结果的权威性和准确性。

样品采集

按照标准操作程序采集样品，确保代表性和无污染。

结果分析

与标准限值对比，及时识别水质异常情况。

档案管理

建立详细的检测记录档案，便于追溯和监管。

Aspect Content
The testing frequency is determined according to regulations and the actual situation of the water plant, usually once every quarter or every six months.
The routine testing items include: chromaticity, turbidity, residual chlorine, pH value, total coliform bacteria, etc.
The testing agency must be a qualified third-party testing agency to ensure the authority and accuracy of the testing results.
Sample collection follows standard operating procedures to ensure representativeness and no contamination.
Compare the results with the standard limits and promptly identify any abnormal water quality situations.
Establish detailed testing record archives for archive management, facilitating traceability and supervision.

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管理流程

• 制定检测计划
  明确检测时间、项目和机构。
• 样品采集与送检
  按照规范操作，确保样品的代表性。
• 检测与数据分析
  获取检测报告，分析水质情况。
• 结果反馈与整改
  发现异常及时采取措施，改善水质。
• 档案归档
  保存检测记录，便于监管和追溯
  

management process
Develop testing plan
Clearly define the testing time, project, and organization.
Sample collection and inspection
Operate according to the specifications to ensure the representativeness of the samples.
Detection and Data Analysis
Obtain testing reports and analyze water quality.
Result feedback and rectification
Take timely measures to improve water quality upon discovering abnormalities.
Archive filing
Save testing records for easy supervision and traceability

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关键注意事项
确保检测设备校准
培训检测人员
严格执行采样和检测标准
及时公布检测结果，接受公众监督
Key precautions
Ensure calibration of testing equipment
Training and testing personnel
Strictly implement sampling and testing standards
Timely release test results and accept public supervision