Dam data table 　 Dam No.：335 　 Iwagami Dam ［Akita Pref.］ Dam Photo （Photo by: Kitaguni no NAGO） 076649 Kitaguni no NAGO 076645 Kitaguni no NAGO 076646 Kitaguni no NAGO 076656 Kitaguni no NAGO Location (Latitude, Longitude) N 40°161' 39''，E 140°35' 40''   [Japanese Dam Finder] Purpose／Dam type A／E Height／Crest length／Dam volume 23.3m／130m／150 thousand m3 Catchment area／Water surface area 1.6km2／8ha Reservoir capacity 665 thousand m3 FY project started／completed ／1969 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.