Valid

SL 221-2019Code of formulating hydropower development planning for medium-sized and small rivers (English PDF)

中小河流水能开发规划编制规程

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Issued by

Ministry of Water Resources of the People's Republic of China

Level / Type

National · Mandatory

Issue date

February 11, 2019

Implementation date

May 11, 2019

Scope

SL 221-2019 is the English-translated version of 中小河流水能开发规划编制规程.

SL 221-2019 is the Chinese industry standard "Code of formulating hydropower development planning for medium-sized and small rivers". It was issued on February 11, 2019 by the Ministry of Water Resources of the People's Republic of China, and took effect on May 11, 2019. It is in force and replaces SL 221-2009.

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Document preview — SL 221-2019

National Standard of the People's Republic of China

Issued by: Ministry of Water Resources of the People's Republic of China

Document data

1 Document data

Sector: Water Resources (industry standard).

Issuing body: Ministry of Water Resources of the People's Republic of China.

Date of issue: 2019-02-11.

Date of implementation: 2019-05-11.

Status: valid, replaces SL 221-2009.

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

Editions of SL 221

Edition	Title	Revision	Status
SL 221-2019	Code of formulating hydropower development planning for medium-sized and small rivers	—	Valid
SL 221-2009	Specification on compiling hydropower development planning of medium and small rivers	—	Obsolete
SL 221-1998	The guidelines of hydroenergy development program for medium and small size rivers	—	Obsolete

This page sells the current edition, SL 221-2019. Earlier editions are listed for reference only.

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