Su Watergas sono presenti 356 associazioni internazionali.

CUWA

CHINA URBAN WATER ASSOCIATION

Office Building 201, City Science Council, No. 9 Sanlihe Road
Beijing 100835 (China)

CWP

CENTER FOR WATERSHED PROTECTION, INC.

3290 North Ridge Road - Suite 290
Ellicott City MD 21043 (United States)

DEPA

PUBLIC GAS CORPORATION S.A.

Marinou Antipa Avenue 92
N. Heraklion Attikis (Greece)

DGF

DANISH GAS ASSOCIATION

c/o Danish Gas Technology Centre
Dr. Neergaards Vej 5B
Hørsholm (Denmark)

DWWA (IWA DANIMARCA)

DANISH WATER & WASTE WATER ASSOCIATION

Vandhuset - Godthåbsvej 83
Skanderborg (Denmark)