Autodesk InfoDrainage 2026

The InfoDrainage 2026 productis available via Autodesk Access or via download from the Autodesk subscription site.

Autodesk InfoDrainage 2026

InfoDrainage is an automated stormwater design software program that provides comprehensive assessment of stormwater designs.

Visit the InfoDrainage What’s New page for details and help.

Visit the Release Notes page to see the Fixed Issues in detail.

Enhancements

Backwards Compatibility

• InfoDrainage 2026.0 introduces backwards compatibility for increased collaboration and accessibility. This significant enhancement allows users to save their InfoDrainage models as previous versions using the "Save As" feature which not only promotes greater interoperability among InfoDrainage users but also extends compatibility with Civil 3D users.

Rainfall Improvements

• InfoDrainage 2026.0 introduces significant enhancements to rainfall methods, providing users with greater flexibility and precision in defining design hyetographs.

Fixed Issues

Comparison Report

• An issue where loading a saved report would not update the selection tree has been fixed.

Junction Multiple Outlets

• Fixed Total Outflow calculations when using more than two outlets.

Inflows

• An issue with the pollutant calculation that resulted in rapid drop off was corrected.

Network Design

• Resolved an issue with sub-path tracing that would cause the application to freeze when creating new connections and flow paths when the sub-path contained a loop.

Cloud Analysis 1D

Fixed a crash when trying to analyze a storm with multiple durations.

Audit Report

• Fixed an issue with the calculation of the angle for Entry Loss.

Desbordes Rainfall

• Fixed an issue where Montana coefficient values were not being reset following the selection of a fixed return period.

Sim Health

• Fixed a crash occurring when using Simulation Health form with Dry Weather Flow Phase.

Results

• Fixed an issue where Max. Outflow (SWC Summary) was not matching the maximum value of Total Outflow (SWC Individual) in results forms, when multiple outlets used at outfalls.