Evaluation of the Ecochemical Status of the Danube in Serbia in Terms of Water Quality Parameters

Table 3

SWQI water quality along the River Danube for the year 2009.

Parameters (unit)	(1) Bezdan	(2) Pančevo	(3) Radujevac
Temperature (°C)	13.2	14.6	15.5
pH value	8.3	8.2	7.7
Conductivity (μS/cm)	411.8	398.3	372.6
Oxygen saturation (%)	97.7	95.7	93.2
BOD-5 (mg/L)	2.2	2.3	1.9
Suspended matter (mg/L)	32.4	31.6	9.8
Total nitrogen oxides (mg/L)	1.891	1.332	0.983
Orthophosphate (mg/L)	0.044	0.047	0.200
Ammonium (mg/L)	0.08	0.09	0.12
E. coli (u 100 mL)	11498	18525	636
SWQI	82	81	88
SWQI medium		83.6