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SL/T 238-2025Guidelines for water resources assessment (English PDF)

水资源评价导则

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Issued by

Ministry of Water Resources

Level / Type

National · Recommended

Issue date

August 1, 2025

Implementation date

November 1, 2025

Scope

SL/T 238-2025 is the English-translated version of 水资源评价导则.

SL/T 238-2025 — This standard applies to national, river basin and regional water resources assessment and water resource assessment in special work.

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Document preview — SL/T 238-2025

National Standard of the People's Republic of China

ICS: 27.140
Classification: P 56
Replacing: SL/T 238-1999

Issued by: Ministry of Water Resources

1 Foreword

SL/T 238-2025 was issued by Ministry of Water Resources on 1 August 2025 and has been in force since 1 November 2025.

It replaces the earlier edition SL/T 238-1999.

2 Scope

This standard applies to national, river basin and regional water resources assessment and water resource assessment in special work.

3 About this standard

Issued by: Ministry of Water Resources

English translation: about 69 pages

Chinese original: about 105,141 characters

Supersedes the earlier edition SL/T 238-1999.

4 Classification and status

International classification (ICS): 27.140

Chinese Standard Classification (CCS): P 56

Prefix SL/T: recommended standard.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 69 pages — is available in the English PDF.

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