Reiu (river)

Reiu
Country	Estonia, Latvia
Basin features
Main source	Lake Soka 50 m (160 ft) 57°58′44.53″N 24°47′25.76″E / 57.9790361°N 24.7904889°E / 57.9790361; 24.7904889
River mouth	Pärnu River 58°22′0.3″N 24°35′36.97″E / 58.366750°N 24.5936028°E / 58.366750; 24.5936028Coordinates: 58°22′0.3″N 24°35′36.97″E / 58.366750°N 24.5936028°E / 58.366750; 24.5936028
Basin size	917 km2 (354 sq mi)
Physical characteristics
Length	73 km (45 mi)
Discharge	Average rate: 17.3 m3/s (610 cu ft/s)

The Reiu is a 73 km (45 mi) long river in southwest Estonia. Its source is Lake Soka in Latvia. It flows generally north. It is a left tributary of the Pärnu River into which it flows near the city of Pärnu. The basin area of Reiu is 917 km² and average discharge 17.3 m³/s.

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