Levels of Organochlorine Pesticides and Heavy Metals in Surface Waters of Konya Closed Basin, Turkey

Table 4

The maximum concentration of As, Cr, Cu, Fe, Mn, and Ni in water samples from other rivers in the literature.

Location	Maximum concentration, µg/L
	As	Cr	Cu	Fe	Mn	Ni	Reference
Khoshk River, Iran	—	550	60	—	540	200	[25]
San Petro River, Mexico	160	212	200	1800	4620	300	[26]
Sakarya River, Turkey	—	228	4362	—	—	4977	[27]
Axios River, Greece	10.9	4.2	13.7	—	—	8.2	[28]
Odra River, Poland	8.1	12.7	54.6	1861	353	27.2	[29]
Vardar River, Macedonia	—	—	98	1904	249	—	[30]
Samples in Konya closed basin	91.11	40.94	7.89	1273	39.22	15.46	This study