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 4

Isotopic data of sampled wells and piezometers in Ras Jbel aquifer.

Parameters	δ^18O ( versus SMOW)	δ^2H ( versus SMOW)	δ^18O ( versus SMOW)	δ^2H ( versus SMOW)
	Wet season		Dry season
Minimum	−6,03	−33,94	−5,74	−31,46
Maximum	−3,5	−22,15	−0,06	−10,31
Average	−4,91	−28,06	−3,78	−23,33