The Valea Beliei is a right

tributary A tributary, or affluent, is a stream or river that flows into a larger stream or main stem (or parent) river or a lake. A tributary does not flow directly into a sea or ocean. Tributaries and the main stem river drain the surrounding drainage ...

of the river Prahova in

Romania Romania ( ; ro, România ) is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern, and Southeast Europe, Southeastern Europe. It borders Bulgaria to the south, Ukraine to the north, Hungary to the west, S ...

. It discharges into the Prahova in

Gura Beliei Breaza () is a town in Prahova County, Muntenia, Romania. The town center consists of at least two former villages, ''Podu Vadului'' and ''Breaza de Sus'', which were later merged. Today, ten villages are administratively part of the town: Breaz ...

. Its length is and its basin size is .

References

Rivers of Romania Rivers of Prahova County {{Prahova-river-stub