Join the International Association of Hydrological Sciences

Joining the International Association of Hydrological Sciences (IAHS) connects you to a global community of water science professionals and researchers. The IAHS community is more than 11,000 strong with members in over 150 countries contributing to the extensive programme of conferences and workshops, online discussions and IAHS publications. IAHS membership is free and offers unparalleled opportunities for collaboration, knowledge-sharing, and engagement with initiatives like the Science for Solutions Decade HELPING and the Digital Water Globe.Members receive access to the latest publications, networking events, and resources that advance hydrological science and its applications worldwide. Whether you're an early-career researcher or an experienced professional, IAHS membership helps you stay at the forefront of water-related challenges and solutions. The IAHS is one of the eight constituent associations of IUGG.

Being a member of the IAHS is more than a professional affiliation—it’s a chance to make a meaningful impact in the world of hydrology.