Aavoja
Kehra oja, Pillapalu peakraav
Location
CountryEstonia
CountyHarju
ParishAnija
Physical characteristics
Sourcenear Koitjärve Bog in Pillapalu
  coordinates59°21′22″N 25°38′7″E / 59.35611°N 25.63528°E / 59.35611; 25.63528
  elevation67.5 m (221 ft)
MouthJägala River near Kehra
  coordinates
59°20′15″N 25°20′48″E / 59.33750°N 25.34667°E / 59.33750; 25.34667
  elevation
44.5 m (146 ft)
Length22.1 km (13.7 mi)
Basin size69.1 km2 (26.7 sq mi)
Discharge 
  locationbefore Aavoja Reservoir
  average1 m3/s (35 cu ft/s)
Basin features
ProgressionJägala RiverGulf of Finland
Tributaries 
  leftVerioja
  rightAruoja, Raudoja-Aavoja Canal

The Aavoja is a 22.1 km (13.7 mi) long river in Anija Parish, Harju County, Estonia that flows into Jägala river near Kehra.

The current source is located in Pillapalu village, just south of Koitjärve Bog. The upstream part of the river was dug in the 1930s to drain Aguparra Bog.[1]

Väike-Aavoja and Aavoja reservoirs are located on the river. The river is part of Tallinn water supply system. The basin area of the river is 69.1 km2 (26.7 sq mi).[2]

References

  1. "Aavoja". eestigiid.ee (in Estonian). Archived from the original on 14 January 2006. Retrieved 5 March 2021.
  2. "Aavoja". keskkonnaportaal.ee (in Estonian). Retrieved 5 March 2021.

59°20′15.77″N 25°20′50.8″E / 59.3377139°N 25.347444°E / 59.3377139; 25.347444


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