Dam data table 　 Dam No.：448 　 Nagai Dam ［Yamagata Pref.］ Dam Photo （Photo by: Dai） 122614 Dai 084665 Dai 122615 Dai 135609 Nagai Dam Work Office, Hazama, Maeda & Okumura JV Location (Latitude, Longitude) N 38°61' 03''，E 139°57' 26''   [Japanese Dam Finder] Purpose／Dam type FNAWP／G Height／Crest length／Dam volume 125.5m／381m／1200 thousand m3 Catchment area／Water surface area 101.2km2／140ha Reservoir capacity 51000 thousand m3 FY project started／completed 1979／2010 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.