[Back] 　[Dams in Japan] 　[Japanese Page]


Dam data table
　
 Dam No.：2557
　
Niwaki Dam ［Saga Pref.］

Dam Photo

（Photo by: Dai）
Location (Latitude, Longitude) N 33°71' 33''，E 129°57' 35''   [Japanese Dam Finder]
Purpose／Dam type A／G
Height／Crest length／Dam volume 26.2m／130m／27 thousand m3
Catchment area／Water surface area 1.2km2／9ha
Reservoir capacity 600 thousand m3
FY project started／completed 1985／1994


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.

Please send your comments
Copyright 2012 JAPAN DAM FOUNDATION. All rights reserved.

[Back] 　[Dams in Japan] 　[Japanese Page]