Page 133 - AJWEP-v22i2

Radioactive levels in Ali Al-Sharqi and Kumait soils

Table 1. Natural radioactivity in soil specimens of Ali Al-Sharqi
Sample Sample location Coordinates of location (GPS) Radionuclide activity concentrations (Bq/kg)
code Latitude (N) Longitude (E) 226 Ra±S.D. 232 Th±S.D. 40 K±S.D.
Al-Saaeidia 32° 14×48.9˝ 46° 43×58.6˝ 16.7±2.8 17.5±3 158.9±8
S 1
Abd Al-Khan 32° 14×45.3˝ 46° 43×06.1˝ 8.7±1.6 14.6±1.9 198.1±8.3
S 2
Al-Akhua 32° 14×20.8˝ 46° 42×39.1˝ 13.2±2.4 14.2±2.6 169.8±6.8
S 3
S 4 Palestine 32° 13×48.5˝ 46° 41×57.4˝ 13.1±2.3 13.2±2.4 178.4±7.8
S 5 Al-Shiyahina 32° 13×01.3˝ 46° 41×24.8˝ 12.9±2.5 17.2±2.8 193.4±8.8
S 6 Al-Karima 32° 11×31.4˝ 46° 41×09.7˝ 16.1±3.3 17.5±2.6 175.7±7.4

S 7 Al-Hikma 32° 11×10.1˝ 46° 43×04.4˝ 12.9±2.1 17.2±2.5 179.2±9.6
Al-Shahid Hikma 32° 10×59.6˝ 46° 42×49.6˝ 13.4±2.8 12.4±2.4 178.5±5.8
S 8
Al-Awadi 32° 10×25.7˝ 46° 43×40.0˝ 13.2±2.5 14.1±2.3 182.2±9.1
S 9
Al-Duwayjat 32° 08×19.8˝ 46° 43×06.1˝ 15.1±2.7 16.8±2.3 189.6±7.9
S 10
Al-Jabha (Jabbar 32° 07×30.7˝ 46° 43×24.3˝ 11.9±3.2 15.4±2.4 189.5±7.9
S 11
Mankhi)
Ramadan 32° 07×26.9˝ 46° 43×46.9˝ 13.5±2.7 14.8±1.6 179.7±8.6
S 12
Al-Huda 32° 07×06.6˝ 46° 44×23.6˝ 15.9±1.8 15.4±2.9 172.8±7.9
S 13
S 14 Al-Salam 32° 07×16.0˝ 46° 43×48.0˝ 33.9±3.4 17.4±2.7 163.2±8.4
S 15 Al-Muealimin 32° 07×05.8˝ 46° 44×17.9˝ 21.5±2.5 8.3±2.9 172.8±8.7
Al-Sadrayn 32° 06×54.7˝ 46° 44×14.4˝ 18.6±2.1 13.1±1.8 169.4±8.7
S 16
S17 Fateh (Abu Amid 32° 06×43.2˝ 46° 43×52.3˝ 16.7±2.5 11.4±2.2 201.3±8.7
Al-Husseini)
Al-Banda 32° 06×03.8˝ 46° 45×19.6˝ 10.9±2.6 14.4±2.4 179.8±6.5
S 18
Al-Muhsiniyyah 32° 05×37.6˝ 46° 46×14.2˝ 8.9±1.5 16.3±2.8 192.2±7.9
S 19
Al-Madlul 32° 04×26.5˝ 46° 47×24.1˝ 11.9±1.9 16.3±2.4 179.8±6.7
S 20
Al-Jayazina 32° 04×16.9˝ 46° 47×40.0˝ 17±2.1 11.8±1.9 201.6±8.3
S 21
S 22 Zawiat Al-Eadala 32° 04×16.6˝ 46° 51×20.5˝ 13.2±2.4 13.8±2.1 181.6±8.2
S 23 Al-Eadala 32° 04×48.0˝ 46° 51×57.5˝ 11.2±1.9 15.3±1.7 179.5±5.8
Al-Shahmania 32° 04×13.1˝ 46° 52×30.2˝ 22.4±3.6 16.4±2.3 172.3±7.5
S 24
Minimum 8.7±1.6 8.3±2.9 158.9±8
Maximum 33.9±3.4 17.5±3 201.6±8.3
Mean value±standard deviation 15.1±2.5 14.7±2.4 180.8±7.9
World average (UNSCEAR ) 35 30 400
1
Abbreviations: GPS: Global positioning system; K: Potassium-40; Ra: Radium-226; S.D.: Standard deviation; Th: Thorium-232;
40
232
226
UNSCEAR: United Nations Scientific Committee on the Effects of Atomic Radiation.
consisting of a P-type HPGe coaxial detector, model Genie-2000 version 3.1 software, which includes
GC4020, number 10025 (Canberra, United States). peak search, nuclide identification and activity, and
This detector has a constant relative efficiency of 40% uncertainty calculation modules. The energy and
and a resolution at full-width half maximum of 2 keV relative efficiency calibrations of the detector were
at the 1,332 keV gamma line of Co. A crystal diameter performed using a standard multi-gamma source with
60
of 62.2 mm was operated under a high voltage bias certificate number 1035-SE-40524-16, type CBSS 2,
of +3,000 V (DC). The detector was covered with a serial number 280616 – 1597016 (Czech Metrology
12 cm thick lead shield to minimize the background Institute, Czech Republic). This source contains 12
radioactivity from its surrounding environment. All radionuclides, including 241 Am (59.54 keV), 109 Cd
samples’ gamma spectra were analyzed using Canberra (88.3 keV), 139 Ce (165.85 keV), Co (122.06 and
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Volume 22 Issue 2 (2025) 127 doi: 10.36922/AJWEP025060032