Tarvastu River is a river in

Viljandi County Viljandi County ( et, Viljandi maakond or ''Viljandimaa''; german: Kreis Fellin) is one of 15 counties of Estonia. It is located in southern Estonia bordering Pärnu, Järva, Jõgeva, Tartu and Valga counties. History Viljandimaa, under the ...

Estonia Estonia, formally the Republic of Estonia, is a country by the Baltic Sea in Northern Europe. It is bordered to the north by the Gulf of Finland across from Finland, to the west by the sea across from Sweden, to the south by Latvia, a ...

. The river is 26.9 km long and basin size is 111.4 km². It runs into

Võrtsjärv Lake Võrtsjärv (; german: Wirzsee) is a lake in southern Estonia with an area of 270 km² (104 mi²). It is the second largest lake in Estonia (behind Lake Peipus), and the largest lake situated entirely within Estonia. The shallow ...

References

Rivers of Estonia Viljandi County {{Estonia-river-stub