THE MONITORING OF THE PHYSICAL-CHEMICAL AND BACTERIOLOGICAL INDICATORS OF CIBIN RIVER IN VIEW OF QUALITY CLASSIFICATION

Originating from Cindrel Mountains (Southern Carpathians, Romania), the Cibin River, one of the Olt River tributaries, with a total length of 82 km, is formed at the junction of two headwaters Raul Mare and Raul Mic. In the area of headwaters Raul Mare and Raul Mic and dam - accumulation lake Gura Raului, the Cibin River waters fall in class I of quality as shown by all the monitored indicators - heavy metals, "Oxygen Regime" (RO), "Nutrients" (RN), groups "Salinity" (S), mesophile bacteria (BM), total coli-forms (CT), Escherichia coli (EC), fecal coliforms (CF), fecal Streptococcus (SF) - while beyond the passage through marginal rural areas pass to class II - IV quality. According to the investigation results, the waters of Cibin river can be classified to Class 1 quality, with few exceptions that can be corrected by subsequent treatments.