Dust Deposition and Associated Heavy Metal Contamination in the Neighborhood of a Cement Production Plant at Konongo, Ghana

Table 2

Dust loads at various distances on the study site at the four geographic locations.

Distance (m)	Dust load (mg/m^2/day)
	NA	EA	SA	WA
100	42.36	43.75	59.88	48.41
200	40.62	45.62	61.34	50.57
300	39.02	41.84	59.62	50.83
400	35.69	42.90	59.91	51.74
Mean	39.4	43.5	60.2	50.4
SD	2.38	1.60	0.78	1.41

SD = standard deviation; NA =north axis; EA = east axis; SA = south axis; WA = west axis.