Figure 4. The relief profiles of La Grille representing the ERTs and VES4: Chamlé (2a) and VES4; Ivembeni (ERT) (2b) and VES16 and Dimadjou ERT (2c) and VES22, show very heterogeneous values at altitude and at the base, with often thick basalt layers at sub-surface and sub-recent levels

From

Hydrogeological Characteristics and Geophysical Study of Base Aquifers in the Island of Grande Comore: Implications for Water Resources and Saline Intrusion

Ayouba Mmadi, Axel Laurel Tcheheumeni Djanni, Huguette Christiane Emvoutou, Abdoul Aziz Oubeidillah, Serigne Faye

American Journal of Water Resources. 2024, 12(4), 120-133 doi:10.12691/ajwr-12-4-2