Figures index

From

Contribution of Piezometry and Hydro-Geochemistry to a Better Understanding of the Adamawa-Yadé Hard Rock Aquifer System in Ngaoundéré

Tamonkem Adzeh Roger, Kemgang Dongmo Tchouta, Mvondo Valentin Yvan Emmanuel, Iwoudam Maïvow Edmond, Ngounou Ngatcha Benjamin

American Journal of Water Resources. 2024, 12(2), 39-52 doi:10.12691/ajwr-12-2-2
  • Figure 1a. Adamawa Region in Cameroon with main geological units, b. Location map of the study area comprising the geological map, the sampling and seasonal monitoring points
  • Figure 2. Typical lithological log description of boreholes in the study area
  • Figure 3. Map intra-seasonal monitoring points
  • Figure 4a. Dynamic Water Levels in wells and boreholes for the months of May and November in Tchabal-Malang
  • Figure 4b. Dynamic Water Levels in wells and boreholes for the months of August and December in Dang
  • Figure 4c. Dynamic Water Levels in wells for the months of May and August in Gada Mabanga
  • Figure 4d. Dynamic Water Levels in wells for the months of May, July, August and September in Mardock watersh
  • Figure 5. Temporal evolution of EC between May and October in 18 wells
  • Figure 6. CAI 1 and CAI 2 values for the water samples in the study area
  • Figure 7. Plot of surface and groundwater (well and borehole) samples from different localities of the study area in the Piper diagram
  • Figure 8. Piezometric evolution of wells MK P39, MK P33, MK P2 and MK P5 during the monitoring period in Mordock and sketch of the relationship between ground and surface waters
  • Figure 9. Gibbs diagram: TDS vs. Na/(Na + Ca) on which is materialized the range of TDS of Mbalang-Djalingo rain water from