International Water Services Association (IWSA)

Association internationale des services d'eau (AISE)

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1947, as International Water Supply Association (IWSA) -- Association internationale des distributions d'eau (AIDE) -- Asociación Internacional de Distribución del Agua -- Internationale Wassersversorgungs-Vereinigung. 1st General Assembly: Sep 1949, Amsterdam (Netherlands). Ceased to exist, 7 Sep 1999, when merged with H-XC1379 - International Association on Water Quality (IAWQ), to form C-XC0103 - International Water Association (IWA).


As an international body concerned with public supply of water through pipes for domestic, agricultural and industrial purposes: secure concerted action in improving technical, legal and administrative knowledge; secure a maximum exchange of information and education experience on research, water management, water treatment, methods of water supply, statistics and other matters of common interest; encourage better understanding among those engaged in public supply of water.


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General Assembly (every 2 years, at Congress), consisting of representatives of corporate members. Executive Board, comprising President, Congress President, Past President, 2 Vice-Presidents and at least 12 official representatives of corporate members. Scientific and Technical Council. Secretariat, headed by Executive Director. Divisions (4) comprising committees (total of 17), including E-XE0670 - European Committee for the study of corrosion and protection of pipes and pipeline systems, and task forces. Regional water supply organizations (6 regional groups): E-XE0467 - American Water Works Association (AWWA); D-XE3669 - European Federation of National Associations of Water and Waste Water Services (EurEau); D-XD1049 - Inter-American Association of Sanitary and Environmental Engineering; E-XE0468 - IWA Asia Pacific Region Grouping (IWA-ASPIRE); U-XE0469 - IWA Association of Asian Countries, South and Central (ASCEN); D-XD8744 - African Water Association (AfWA).


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Consultative Status

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Relations with Inter-Governmental Organizations

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Relations with Non-Governmental Organizations

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Type I Classification

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Type II Classification

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Subjects *

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UN Sustainable Development Goals **

GOAL 1: No PovertyGOAL 6: Clean Water and SanitationGOAL 8: Decent Work and Economic GrowthGOAL 9: Industry, Innovation and InfrastructureGOAL 12: Responsible Consumption and Production



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* Subject classification is derived from the organization names and aims.
** UN SDGs are linked to the subject classification.

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