Figure 15: Na/Cl binary diagram with definition of ratio boundaries that define origins of NaCl

From

Dynamics and Interactions between Surface Water, Irrigation Water, and Groundwater in the Senegal River Delta

Abdoul Aziz Gning, Mansour Gueye, Mapathé Ndiaye, Fatou Ngom Diop, Raymond Malou

American Journal of Water Resources. 2020, 8(2), 78-91 doi:10.12691/ajwr-8-2-4