Ahja (river) - Wikipedia

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Ahja
The Ahja River
Location of mouth
Location
Country	Estonia
Physical characteristics

Source
• location	Lake Erastvere
• elevation	87 m (285 ft)

Mouth	Emajõgi
• coordinates	58°23′6″N 27°9′27″E / 58.38500°N 27.15750°E / 58.38500; 27.15750
Length	103.4 km (64.2 mi)
Basin size	1,074.3 km² (414.8 sq mi)
Basin features
Progression	Emajõgi→ Lake Peipus→ Narva→ Gulf of Finland