Country Types of soil/sediment Range (mg kg−1) Mean (mg kg−1)
West Bengal, India Sediments 10–196  
Bangladesh Sediments 9.0–28 22.1
Argentina All types 0.8–22 5
China All types 0.01–626 11.2
France All types 0.1–5 2
Germany Berlin region 2.5–4.6 3.5
Italy All types 1.8–60 20
Japan All types Paddy 0.4–70 1.2–38.2 11  9
Mexico All types 2–40 14
South Africa   3.2–3.7 3
Switzerland   2–2.4 2.2
United States Various states Tiller 1.0–20  1.6–72 7.5 7.5
Table 1: Arsenic contents in the soils of various countries.