News
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We are thrilled to announce Groundwater Matters — a new three-part webinar series bringing together leading experts to highlight the critical role of groundwater in our shared future. Launched in the framework of World Water Day and in preparation for the 2026 UN Water Conference, the series is developed in collaboration with the... read more...
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We are seeking nominations for the inaugural IAH Distinguished Lecturer. This lecture will occur at the upcoming IAH 2026 World Groundwater Congress in Budapest, Hungary. A nomination describing the contributions of the candidate(s) must be submitted to the Secretariat in accordance with the procedure and schedule listed below. Nominations can... read more...
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Film and photographic processing that took place at a film studio in Buckinghamshire may be linked to the perfluoroalkyl and polyfluoroalkyl substances (PFAS) detected at a water treatment works. The former Denham Film Studios operated from 1936 and pictures shot there included Brief Encounter, The Great Escape, Eyes Wide Shut,... read more...
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Countries around the world are grappling with the question of how to effectively use the excess electricity generated by sources like wind and solar when production exceeds immediate demand. In some regions, part of the answer might lie beneath citizens’ feet — in the form of aquifer thermal energy storage... read more...
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Groundwater is vital for many communities. Satellites now track underground water loss, revealing declines before wells run dry. This technology helps understand aquifer health. Regions like the High Plains Aquifer and California’s Central Valley show significant depletion. Early detection allows for better water management and sustainability planning. Newer missions continue... read more...
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Today (8th March) is International Women’s Day. The theme of this year’s upcoming World Water Day (22nd March) is ‘Water & Gender’, so today we think about all the women and girls in the world who carry water for their families, missing education and opportunities. Where water flows, equality grows.... read more...
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After nearly nine years with IAH, Executive Manager Ian Davey will be moving on, marking the close of a significant chapter in IAH’s history. Ian has been a central force behind the increasing success of IAH. He faced numerous unforeseen challenges with calm, consistent leadership and professionalism, ensuring that the... read more...
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The IAH 2026 Congress is pleased to offer a limited number of Support Grants to help groundwater professionals attend the Congress who might not otherwise have the opportunity. These grants aim to promote global participation, diversity, and early-career engagement in hydrogeology. The exact type of support (partial or full) may... read more...
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The EU Council has formally adopted a directive updating the list of pollutants affecting surface water and groundwater, including pesticides, pharmaceuticals and PFAS. The revised rules also tighten environmental standards for several substances and strengthen monitoring across the EU. The EU directive amends the water framework directive, the groundwater directive... read more...
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Around the world, previously reliable coastal freshwater supplies are being invaded by seawater. This is the strange, slow-moving crisis of saltwater intrusion, and it is increasingly affecting communities around the world. In some places, excessive extraction of groundwater for demands such as domestic, agricultural and industrial has also contributed significantly... read more...
National Chapters
Local professional, scientific and social benefits and promotion of sustainable groundwater use
Commissions & Networks
Contributing to the science of groundwater and undertaking outreach, education and training
Publications
Information about IAH’s Hydrogeology Journal and books
Education
Resources, materials and links for the general public, students and professionals
