Ahja (river)

Ahja
The Ahja River
Location of mouth
Location
CountryEstonia
Physical characteristics
Source 
  locationLake Erastvere
  elevation87 m (285 ft)
MouthEmajõgi
  coordinates
58°23′6″N 27°9′27″E / 58.38500°N 27.15750°E / 58.38500; 27.15750
Length103.4 km (64.2 mi)
Basin size1,074.3 km2 (414.8 sq mi)
Basin features
ProgressionEmajõgiLake PeipusNarvaGulf of Finland

The Ahja (Estonian: Ahja jõgi) is a river in Estonia. The river is 103.4 kilometres (64.2 mi) long.

The river begins at Lake Erastvere and empties into the Emajõgi River. The river's middle course is protected by the Ahja River Valley Landscape Conservation Area.