Seasonal Source Apportionment of Heavy Metals and Physicochemical Parameters: A Case Study of Sapanca Lake Watershed

Table 4

Source apportionment for physicochemical parameters and heavy metals in spring.

Spring	Others	S1	S2	S3	S4	S5	S6	Calculated	Measured	C/M
TOC							2.49	2.49	2.17	1.15
T		0.35	0.18	4.03	1.44	2.38		8.38	13.39	0.63
EC		188.30		21.16		2.28		211.73	300.13	0.71
TDS		182.17		13.30			0.04	195.51	247.58	0.79
SAL		0.02		0.16				0.18	0.18	0.98
pH				7.10	1.56	0.28		8.93	8.35	1.07
SS			42.33			0.58	2.44	45.35	69.62	0.65
Al	1.11	0.41		1.16		14120.55		14123.23	29655.61	0.48
As							1.84	1.84	1.77	1.04
Ba	0.71	4.06	8.75				0.86	14.39	15.08	0.95
Cd				0.14				0.14	0.11	1.28
Co				0.30				0.30	0.25	1.21
Cr					2.08			2.08	1.64	1.26
Cu			0.92					0.92	0.65	1.42
Fe	2.30	731.41	225.50			41945.75		42904.96	52633.98	0.82
Ni				1.33	0.99			2.32	1.97	1.18
Pb			0.03	0.33	0.12	0.50		0.99	1.14	0.86
Zn		0.26	4.45	2.43		0.14		7.28	6.77	1.08

S1: lithogenic source; S2: traffic and seasonal sources; S3: industrial and agricultural sources; S4: industrial source; S5: lithogenic and traffic sources; S6: domestic source.