Dam data table 　 Dam No.：623 　 Naramata Dam ［Gunma Pref.］ 　→　Naramata Dam (Re) Dam Photo （Photo by: Rui Abe） 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 36°521' 57''，E 139°4' 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 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.