The Agence de l'eau Adour-Garonne is a public establishment dedicated to the sustainable and equitable sharing of water resources. Its primary mission is to finance and support projects that protect water and aquatic environments across the Adour-Garonne basin, which encompasses essential waterways including the Adour, Charente, Dordogne, Garonne, Lot, and Tarn-Aveyron. The agency plays a crucial role in preserving biodiversity, restoring ecological balance, and ensuring the quality of both surface water and groundwater.

With a proactive approach, the Agence de l'eau develops strategies to tackle challenges like climate change and water resource management. The agency also emphasizes education on water conservation, promoting sustainable practices among users and stakeholders. Through various intervention programs, including financial aid for environmental projects and community engagement initiatives, the Agence de l'eau Adour-Garonne aims to improve water management while fostering cooperation across different territories and communities. Committed to impactful water governance, it looks towards a resilient and environmentally responsible future for the region's water resources.