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Dam data table
　
 Dam No.：1644
　
Tonoyama Dam ［Wakayama Pref.］

Dam Photo

（Photo by: Hajime Tanaka）
Location (Latitude, Longitude) N 33°411' 02''，E 135°33' 49''   [Japanese Dam Finder]
Purpose／Dam type P／A
Height／Crest length／Dam volume 64.5m／128.7m／51 thousand m3
Catchment area／Water surface area 294km2／137ha
Reservoir capacity 25446 thousand m3
FY project started／completed 1955／1957


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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