Radon and radium in tap drinking waters in the city of Kavadarci

Radon and radium could pose serious risk to human health that is why our preliminary research was concentrated on their concentration in tap drinking waters from the Kavadarci municipality. We sampled three locations within city limits there have been determined radon concentrations respectively. of 0.53 Bq/l; 0.70 Bq/l 0,87 were for samples K1, K2 K3, respectively, which are 12 21 times less than strictest reference values. Radium values 0.21 0.09 0.20 5 11 usual Also, total exposure doses due inhalation ingestion calculated respective 4 8 lower actual allowed