Monitoring of the changes in potential environmental risk of some heavy metals in water and sediments of Burullus Lake, Egypt

Bulletin of the National Research Centre

Table 12 Contamination factor, degree contamination, and modified degree contamination for 2012

SAMPLES 2012	Fe Mg/g	Mn Mg/g	Zn Mg/g	Cu Mg/g	Ni Mg/g	Cr Mg/g	Pb Mg/g	Cd Mg/g	Dc	mDc
1	0.54	1.32	1.11	1.00	0.62	0.60	0.62	0.03	5.83	0.73
2	0.20	0.78	0.57	0.78	0.51	0.47	0.72	0.33	4.36	0.54
3	0.39	1.06	0.46	0.56	0.35	0.26	0.48	0.37	3.92	0.49
4	0.58	1.19	0.72	1.13	0.66	0.36	0.95	1.70	7.29	0.91
5	0.18	1.00	2.00	0.58	0.35	0.39	0.77	0.67	5.93	0.74
6	0.40	1.54	0.69	0.56	0.35	0.40	0.56	1.00	5.50	0.69
7	0.61	1.20	1.06	0.58	0.37	0.42	0.28	0.33	4.85	0.61
8	0.30	1.02	0.61	0.67	0.46	0.46	0.52	0.67	4.69	0.59
9	0.26	0.36	1.04	0.60	0.38	0.40	0.50	1.87	5.40	0.68
10	0.00	0.67	0.54	0.44	0.40	0.29	0.18	1.00	3.51	0.44
11	4.78	1.18	0.81	1.44	0.90	1.06	1.01	0.00	11.18	1.40
12	3.31	1.14	0.93	0.53	0.38	0.36	0.83	0.33	7.81	0.98