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Dam data table
Dam No.F623
Naramata Dam mGunma Pref.n

Dam Photo

iPhoto by: Rui Abej
026538 Hi Ace
046723 Rui Abe
026547 Hi Ace
048305 Dam master
048330 Dam master
048334 Dam master
064230 Sanchan
062220 Dai
Location (Latitude, Longitude) N 36521' 57''CE 1394' 46''   [Japanese Dam Finder]
Purpose^Dam type FNAWIP^R
Height^Crest length^Dam volume 158m^520m^13100 thousand m3
Catchment area^Water surface area 95.4km2^200ha
Reservoir capacity 90000 thousand m3
FY project started^completed 1973^1990

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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