Country

Activity concentration (Bq/l)

References

Gross alpha

Gross alpha

Turkey

0.0002 - 0.015

0.0252 - 0.2644

[25]

Italy

<0.007 - 0.349

<0.025 - 0.273

[26]

Jordan Amman

<0.05 - 0.2495

<0.188 - 0.327

[27]

Jordan Aqaba

0.04 ± 0.02

0.71 ± 0.03

[28]

Bangladesh Dhaka

0.0037 ± 0.0015

0.0604 ± 0.023

[3]

Nigeria

0.0058 - 0.174

0.0147 - 0.2225

[29]

Malaysia

0.012

0.234

[30]

Cote d’Ivoire

0.001 - 0.063

0.067 - 0.320

Present study