January 5 (SeeNews) - Nuclearelectrica [BSE:SNN], the operator of Romania's sole nuclear power plant (NPP) Cernavoda, said on Tuesday it has signed a contract worth 59.3 million lei ($14.3 million/13.1 million euro) with Romanian Waters National Administration, ANAR, on the use of the Danube river waters by the NPP's Units 1 and 2 in 2016.