Research Article

The Activity Concentrations and Radium Equivalent Activity in Soil Samples Collected from the Eastern Part of Basrah Governorate in Southern Iraq

Table 5

The average activity concentrations of 238U, 232Th, 226Ra, and 40K radionuclides in Bq/kg evaluated by R. S. Mohammed and R. S. Ahmed [7], compared with different countries and worldwide average.

Country The average activity concentrations (Bq/kg)
238U232Th226Ra40Kreference

Abu Al Khasib441958322[7]
Ad Dayr362046337[7]
Italy393231,046[8]
Turkey2918580[9]
Spain334945650[8]
Japan292868310[10]
Belgium2828390[8]
Mexico2319530[11]
India26515.6[12]
Oman3016225[13]
Algeria80408[8]
France373838599[8]
Taiwan1828479[8]
Jordan4927291[4]
Egypt3718320[10]
Qatar234.5127[14]
Thailand3530400[15]
USA3535370[10]
The Netherlands50495[8]
World353035400[10]