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Dam data table
@
 Dam No.F81
@
Iwaonai Dam mHokkaido Pref.n

Dam Photo


042650 Fukachan
042638 Fukachan
042647 Fukachan
042644 Fukachan
Location (Latitude, Longitude) N 44‹61' 55''CE 142‹42' 26''   [Japanese Dam Finder]
Purpose^Dam type FAWIP^G
Height^Crest length^Dam volume 58m^448m^394 thousand m3
Catchment area^Water surface area 331.4km2^510ha
Reservoir capacity 107700 thousand m3
FY project started^completed 1963^1970


Notes:
1. Dam purposes are abbreviated as follows:
A: Agricultural irrigation   F: Flood control   I: Water supply for industry   N: Non-specified, river flow maintenance
P: Hydropower   R: Recreation   S: Snow melting &removing   W: Water supply

2. Dam types are abbreviated as follows:
A: Arch   B: Buttress   CSG: Trapezoidal CSG   E: Earthfill   FA: Asphalt face fill   FC: Asphalt core fill   G: Gravity
GF: Gravity concrete & fill dam (compound)   HG: Hollow gravity   MA: Multi-arch   R: Rockfill

3. The fiscal year (FY) in Japan is from April 1 to March 31 of the following year.

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