The Prahova is a river of Southern Romania, which rises from the Bucegi Mountains, in the Southern Carpathians. It is a left tributary of the IalomiÃÂa. It flows into the IalomiÃÂa in Dridu Snagov. The upper reach of the river, upstream of the confluence with the river Azuga is sometimes called the PrahoviÃÂa.
It has a length of , of which are in BraÃÂov County, are in Prahova County and the last are in IalomiÃÂa County.
The basin of the Prahova covers , which is about 75% of the area of Prahova County.
The following towns and villages are situated along the river Prahova, from source to mouth: Predeal, Azuga, BuÃÂteni, Poiana ÃÂapului, Sinaia, Posada, Comarnic, NistoreÃÂti, Breaza, Cornu, Poiana Câmpina, Câmpina, BÃÂneÃÂti, Bobolia, CocorÃÂÃÂtii Caplii, Cap RoÃÂu, NovÃÂceÃÂti, FloreÃÂti, CÃÂlineÃÂti, CÃÂtina, FilipeÃÂtii de Târg, Nedelea, AriceÃÂtii Rahtivani, Ezeni, Zalhanaua, StÃÂnceÃÂti, Piatra, Stejaru, PisculeÃÂti, Tinosu, MiroslÃÂveÃÂti, Palanca, IndependenÃÂa, Belciug, GherghiÃÂa, HÃÂtcÃÂrÃÂu, Tufani, Malamuc, RÃÂsimnicea, RÃÂduleÃÂti, Adâncata, Patru FraÃÂi.
The following rivers are tributaries to the river Prahova (from source to mouth):