GB/T 46336.1-2025 Active National standards

GB/T 46336.1-2025 Guidelines for rivers and lakes happiness evaluation—Part 1:Rivers with a watershed area of 3 000 km2 or less

GB/T 46336.1-2025 Guidelines for rivers and lakes happiness evaluation—Part 1:Rivers with a watershed area of 3 000 km2 or less

Publish Date: 2025-10-05 Implement Date: 2026-05-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 46336.1-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: \nWatershed planning and river regulation projects

ICS Name: Industrial water

Publish Date: 2025-10-05

Implement Date: 2026-05-01

Pages: 24 pages

Scope

This document establishes an evaluation index system for happy rivers and lakes, stipulates the rules for calculating the happiness index of rivers and lakes, describes the rules for generating evaluation results, and provides requirements for preparing evaluation reports.
This document is applicable to the evaluation of happy rivers and lakes in rivers that flow through towns (streets) and have a basin area of less than or equal to 3,000 km2.

Development Information

Word Count: 31 Thousand words Pages: 24 pages

Referenced Standards

GB 3838-2002 Environmental quality standards for surface water GB/T 41368-2022 Technical specification for hydrological data auto-acquisition and transmission system GB 50201-2014 Standard for flood control GB 50201-2012 Code for construction and acceptance of earthwork and blasting engineering SL 219-2013 Water Environment Monitoring Specification SL 395 SL/T 534-2023 Ecological Clean Stream Basin Construction Technical Specification SL 534-2013 Ecological Clean Stream Basin Construction Technical Guidelines SL/T 712-2021 River and lake ecological environment water demand calculation specification SL/T 712-2014 The standard for water demand calculation of river and lake ecological environments SL/T 723-2016 SL/T 723-2016 Flood Control Standards

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