Pededze is a river in Latvia

Latvia

Latvia , officially the Republic of Latvia , is a country in the Baltic region of Northern Europe. It is bordered to the north by Estonia , to the south by Lithuania , to the east by the Russian Federation , to the southeast by Belarus and shares maritime borders to the west with Sweden...

 and Estonia

Estonia

Estonia , officially the Republic of Estonia , is a state in the Baltic region of Northern Europe. It is bordered to the north by the Gulf of Finland, to the west by the Baltic Sea, to the south by Latvia , and to the east by Lake Peipsi and the Russian Federation . Across the Baltic Sea lies...

. It has the lenghth of 159 km (98.8 mi) of which in Latvia 131 km and in Estonia 26 km. It flows generally south. It is a right tributary of the Aiviekste

Aiviekste River

The Aiviekste is a river in Latvia. It begins at Lake Lubāns and drains into the Daugava . The Aiviekste is the largest tributary of the Daugava in Latvia. The Aiviekste, along with the Pededze River, forms the border between Vidzeme and Latgale.-Tributaries:*Pededze River*Balupe River...

, the source of Pededze is Lake Kirikumäe on the Haanja Uplands in Vastseliina Parish

Vastseliina Parish

Vastseliina Parish is a rural municipality of Estonia, in Võru County. It has a population of 2,165 and an area of 222.8 km².-Settlements:Small boroughVastseliinaVillages...

, Võru County

Võru County

Võrumaa or Võru maakond officially, is a county in Southern Estonia. It is bordered to the north by the Põlva County and the Lake Pihkva; to the west by Valga County; to the south by Latvia; and to the east by the Russian Federation....

, Estonia. The basin area of Pededze is 1,690 km² (1,523.3 km² in Latvia; 119 km² in Estonia) and average discharge 12.2 m³/s.