Kōnuma Waterway, Irrigation canal in Saitama, Japan.
The Kōnuma Waterway extends 31.5 kilometers through Saitama Prefecture, featuring nine regulating weirs and 84 diversion works for water distribution.
Construction of the Kōnuma Waterway concluded in 1994, marking a significant advancement in water management for agricultural development in the Saitama region.
The waterway represents Japanese engineering excellence in agricultural infrastructure, supporting traditional rice cultivation methods across thousands of hectares.
This canal system delivers 38 cubic meters of water per second for irrigation purposes, sustaining agricultural activities across 11,340 hectares of farmland.
The infrastructure includes a 370-meter siphon system that enables water transport across varying elevations while maintaining consistent flow rates.
Location: Saitama
GPS coordinates: 35.89802,139.64271
Latest update: May 27, 2025 08:26
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