Table 6.

Non-cancer health hazard faced by artisanal mine workers from exposure to As, Cd, Pb and Hg via oral ingestion and dermal contact water from rivers in the study area.

Sampling Station	Location	Exposure Route	Non-Cancer Health Hazard (Hazard Quotient)
			As		Cd		Pb		Hg
			CTE	RME	CTE	RME	CTE	RME	CTE	RME
River Anikoko	Brakwaline	Oral	1.98	1.78	0.04	0.06	1.45	1.40	4.60	4.50
		Dermal	1.20	34.0	0.05	1.10	1.34	1.10	1.23	1.15
River Abodwesh	Himan	Oral	0.97	1.90	0.04	0.09	1.25	1.67	1.23	1.19
		Dermal	1.40	1.14	0.05	0.10	1.83	2.15	2.23	3.15
River Amenkume	Prestea	Oral	1.02	1.71	1.02	1.71	1.43	1.78	1.13	1.10
		Dermal	1.17	6.30	1.07	1.63	1.38	1.79	1.12	1.91
River Ankobra	Prestea	Oral	2.70	99.0	0.27	0.99	6.00	11.0	1.9	14.0
		Dermal	1.90	67.0	0.25	0.50	6.00	1.20	4.1	7.30
River Dinyame	Dinyame	Oral	1.30	2.00	0.07	0.15	1.12	1.21	1.12	1.21
		Dermal	1.27	9.80	0.04	0.11	1.60	1.10	1.60	1.62
River Anfoe	Anofe	Oral	1.23	8.30	0.03	0.62	1.35	1.72	1.51	1.90
		Dermal	2.34	12.0	0.46	0.92	1.75	1.30	1.75	1.30
River Woawora	Dumase	Oral	2.30	3.00	0.20	0.40	1.33	1.58	1.10	1.58
		Dermal	1.04	1.14	0.18	0.65	1.14	1.50	1.12	1.95
River Benyan	Dumase	Oral	1.27	9.80	0.04	0.11	1.60	2.10	1.40	1.62
		Dermal	1.23	8.30	0.03	0.62	1.35	2.72	0.51	0.90
River Mansi	Dumase	Oral	1.34	12.0	0.46	0.92	1.75	2.30	1.75	3.30
		Dermal	2.30	3.00	0.20	0.40	1.33	1.58	2.10	4.58