International Recommendations for Water Statistics

International Recommendations for Water Statistics (IRWS) provides coherent principles, concepts and definitions for the collection and compilation of water statistics on a comparable basis. IRWS constitutes the first publication of international recommendations in the field of
environment statistics and joins a family of international recommendations published by the United Nations Statistics Division.

IRWS is designed to assist all countries in the establishment and strengthening of a multipurpose information system for water in support of integrated water resources management.