World Water Day 2025

by | Jul 9, 2026 | I&I 2025

World Water Day on 22 March promotes global action on the water and sanitation crisis.  It is coordinated by UN‑Water and involves many UN partners. IAH supports this and contributes to the UN World Water Development Report. Several national chapters run Hydrogeoday...

Commissions & Networks

by | Jul 9, 2026 | SK&E 2025

In 2025, the International Association of Hydrogeologists (IAH) continued to advance global groundwater science, policy engagement, education, and professional collaboration through the work of its commissions and networks. These groups organised technical sessions at...

Hydrogeology Journal

by | Jul 9, 2026 | SK&E 2025

Hydrogeology Journal (HJ) supports both scientific research and practical groundwater management, aligning with the goals of the International Association of Hydrogeologists (IAH). It remains a respected journal with strong impact and readership, though it faces...

Books and other media

by | Jul 9, 2026 | SK&E 2025

IAH’s ‘Strategic Overview Series’ summarises key topics relating to groundwater resources and hydrogeological science for professionals and learners in a variety of sectors, and can be found at https://iah.org/education/professionals/strategic-overview-series. Our...

National Chapters

by | Jul 9, 2026 | S&S 2025

IAH’s 53 national chapters are voluntary groups that operate within their own national regulatory frameworks while upholding IAH’s principles and aims. Each chapter develops its own identity and activities—often with unique logos—and focuses on locally relevant talks,...