We are pleased to announce that “RRI on iRIC” is now officially available in iRIC version 4.

The RRI (Rainfall-Runoff-Inundation) model was developed by ICHARM (International Centre for Water Hazard and Risk Management) of the Public Works Research Institute and has been widely used both in Japan and internationally. With this update, the RRI model can now be easily accessed and used directly from the iRIC graphical user interface. Furthermore, the newly released “RRI on iRIC” also includes a sediment runoff analysis feature. We encourage you to explore and make use of it.

🔍 Key Features of “RRI on iRIC”

• Intuitive setup and analysis using the RRI model

• Integrated calculation of rainfall-runoff and inundation across the entire watershed

• Capability to perform sediment runoff analysis

• Open access to a globally recognized model

📘 Learn more here:

👉 [RRI on iRIC Introduction Page]