Lead, Arsenic, and Cadmium Contamination and Its Impact on Children's Health in La Oroya, Peru

Table 2

As, Cd, and Pb exposure calculations by site and sample media. The exposure sum for each site is given in the rightmost column, calculated from the median values for each metal. Please see the text for assumptions and calculations.

Site	Pb exposure (μg kg^−1 day^−1)			Cd exposure (μg kg^−1 day^−1)			As exposure (μg kg^−1 day^−1)			Sum
	Soil	Indoor dust	Drinking water	Soil	Indoor dust	Drinking water	Soil	Indoor dust	Drinking water
La Oroya Antigua	12.3	12.2	0.01	0.5	0.1	0.00	6.4	5.1	0.26	36.8
Santa Rosa de Sacco	4.5	3.8	0.00	0.1	0.1	0.00	1.7	1.5	0.04	11.7
Paccha	2.4	2.2	0.00	0.1	0.0	0.00	1.1	1.1	0.05	6.8
Huayhuay	0.7	2.8	0.01	0.0	0.1	0.00	1.0	1.5	0.02	6.2
Yauli	6.3	10.5	0.01	0.1	0.1	0.00	1.2	1.4	0.34	19.9