All the contents of BRGM, the French geological survey, covering the whole of France.

Map of aquifer levels in mainland France on 15 September 2026. Map drawn up by BRGM on 17 September 2026, based on data acquired up to 15 September 2026.
News
Groundwater levels on 15 September 2026
18 Sep 2026
Close-up view of a waterfall, Italy
Article
Could the deadly mudslides in Nepal occur in France?
17 Sep 2026
Visite de Monique Barbut, ministre de la Transition écologique, au BRGM à Orléans le 9 septembre 2026.
News
Monique Barbut, Minister for Ecological Transition, visits BRGM to discuss groundwater and drought
10 Sep 2026
Refurbishment project for a landfill gas treatment plant (Birkenhead, Merseyside, United Kingdom, 2025).
8
dec
2026
Paris / Online
Technical seminar
2026 Polluted sites and soils - Event
Ofremi 2025 annual report.
Annual report
Mineral resources: OFREMI publishes its 2025 annual report
25 Aug 2026
Map of aquifer levels in mainland France on 15 August 2026.
News
Groundwater levels on 15 August 2026
20 Aug 2026
Wagons carrying bauxite, Guinea
Our solutions
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Map of aquifer levels in mainland France on 1 August 2026.
Press release
Groundwater levels on 1 August 2026
10 Aug 2026
Map of aquifer levels in mainland France on 1 September 2026. Map drawn up by BRGM on 4 September 2026, based on data acquired up to 31 August 2026.
Press release
Groundwater tables on 1 September 2026
8 Aug 2026
Map of aquifer levels in mainland France on 15 July 2026.
News
Groundwater levels on 15 July 2026
20 Jul 2026
Map of aquifer levels in mainland France on 1 July 2026.
Press release
Groundwater tables on 1 July 2026
7 Jul 2026
Maison de la Radio, geothermally heated since 1963 (Paris, Ile-de-France).
Reference, completed project
Geoscan: promoting the geothermal energy of tomorrow
1 Jul 2026