Table 4.

Health risk assessment for PM exposure via inhalation during the June 2020 Saharan dust event in Mexico

Region	Period	Particulate matter	C (95% UCL) (μg/m−3)	Exposure pathway	Children CDI values (μg kg−1 day−1)		Hazard quotient (HQ)		Adult CDI values (μg kg−1 day−1)		Hazard quotient (HQ)
					Non-carcinogenic	Carcinogenic	HQ non-carcinogenic	HQ carcinogenic	Non-carcinogenic	Carcinogenic	HQ non-carcinogenic	HQ carcinogenic
Nuevo Leon	Non-Saharan	PM10	50.87	Inhalation	2.12	0.18	0.08	0.01	1.19	0.41	0.08	0.03
	Saharan		67.58		2.81	0.24	0.11	0.01	1.59	0.54	0.11	0.04
	Non-Saharan	PM2.5	19.72		0.82	0.07	0.32	0.03	0.46	0.16	0.32	0.11
	Saharan		32.94		1.37	0.12	0.54	0.05	0.77	0.27	0.54	0.19
Veracruz	Non-Saharan	PM10	37.51	Inhalation	1.56	0.13	0.06	0.01	0.88	0.30	0.06	0.02
	Saharan		90.52		3.77	0.32	0.15	0.01	2.13	0.73	0.15	0.05
	Non-Saharan	PM2.5	20.73		0.86	0.07	0.34	0.03	0.49	0.17	0.34	0.12
	Saharan		44.57		1.86	0.16	0.73	0.06	1.05	0.36	0.74	0.25
Tabasco	Non-Saharan	PM10	48.61	Inhalation	2.02	0.17	0.08	0.01	1.14	0.39	0.08	0.03
	Saharan		105.56		4.40	0.38	0.17	0.02	2.48	0.85	0.17	0.06
Yucatan	Non-Saharan	PM2.5	20.71	Inhalation	0.86	0.07	0.34	0.03	0.49	0.17	0.34	0.12
	Saharan		49.26		2.05	0.18	0.81	0.07	1.16	0.40	0.81	0.28