Research Article

Characterization of Recharge Mechanisms and Sources of Groundwater Salinization in Ras Jbel Coastal Aquifer (Northeast Tunisia) Using Hydrogeochemical Tools, Environmental Isotopes, GIS, and Statistics

Table 2

Principal component matrix.


CE0,97−0,030,05
TDS0,98−0,040,08
pH−0,41−0,420,75
Ca2+0,820,17−0,10
Mg2+0,780,130,02
Na+0,89−0,200,17
K+−0,11−0,86−0,16
Cl0,960,140,07
0,77−0,200,28
0,43−0,57−0,49
Eigenvalue5,861,400,95
% Explication58,64149,53
% Cumulative 58,64 72,64 82,17

Bold values: loadings ≥ 0.5.