Modern Recharge in a Transboundary Groundwater Basin Deduced from Hydrochemical and Isotopic Investigations: Al Buraimi, Oman

Table 3

Tritium and percentage of modern carbon results for selected groundwater samples.

No.	Sample	^3H	±1	^14C
		±8.0 T.U.		pmc
6	S-5	<6.0	3.0	92.67
11	Davoodi falaj	<6.0	3.1	83.14
12	Mahdah falaj (Aini)	<6.0	3.1	75.25
15	P-18	<6.0	3.1	91.64
19	Mehasen farm	<6.0	3.0	86.09
28	P-6	<6.0	4.0	83.17
34	E-4	<6.0	4.1	42.51
43	MF-1	<6.0	4.1	54.55
48	AJ3-AJ3A	<6.0	3.1	84.91
50	Farm 2 well 1	<6.0	4.1	1.517
54	Farm 5	<6.0	4.1	64.00

Notes: ³H is tritium, T.U. is tritium unit, and PDB and pmc are, respectively, Pee Dee Belemnite and percentage of modern carbon.