1. Origin of groundwaters in Southern Oman Clark, I.D., et al., 1987. Modern and fossil groundwater in an arid environment, A look at the hydrogeology of Southern Oman. Proc., Int. Atomic Energy Agency, Symp.299, Vienna, p. 167-187.

2. The aquifers of Southern Oman

3. Dhofar Mountains

5. Sampling the monsoon

7. Coastal Plain groundwaters

9. Najd Artesian Groundwaters

11. -60 -40 -20 0 20 -8-6-4-2024  18 O ‰ VSMOW 2 H ‰ VSMOW Monsoon Interior Plateau G/W Coastal Plain G/W

12. -8 -6 -4 -2 0 2 4 6 8 10 020406080 Sample Tritium (TU) Dhofar Mountains Interior Plateau Coastal Plain Monsoon

13. Fossil groundwaters