The Goagiu 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 drainag ...

of the river

Târnava Mare The Târnava Mare ("Great Târnava"; hu, Nagy-Küküllő; german: Große Kokel) is a river in Romania. Its total length is and its basin size is . Its source is in the Eastern Carpathian Mountains, near the sources of the Mureș and Olt in H ...

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

. It discharges into the Târnava Mare in

Cristuru Secuiesc Cristuru Secuiesc (; hu, Székelykeresztúr, ) is a town in Harghita County, Romania. It lies in the Székely Land, an ethno-cultural region in eastern Transylvania. The town administers two villages: Betești (''Betfalva''), part of Mugeni unt ...

.Geoagiu (jud. Harghita)
e-calauza.ro Its length is and its basin size is .

References

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