Technical Guideline for River and Lake Health Assessment.

This Technical Guideline for River and Lake Health Assessment (SL / T 793-2020) is a newly formulated standard with 11 Chapters and 4 Appendices. It is formulated to stregthen the protection and management of river basin water ecosystem, and further enhance the technical level and ability of river basin water ecological monitoring and analysis and river lake health assessment. The main technical contents include the principles and workflow of river and lake health assessment, the indicators, grading standards and assessment methods, the investigation and monitoring of river and lake health, the scoring assessment and the preparation of report, etc.