Category: #INFOSWMM
InfoSWMM Risk Assessment Manager and How to Create Flood Damage Rasters
1. Create flood damage extent
The InfoSWMM Risk Assessment Manager is laid out according to the duties required for risk assessment. Four options are found in the drop-down menu of the risk assessment. Each of these instructions launches a new dialog box where users can submit further information. The following … Read the rest
How to use GIS Gateway in InfoSWMM to Create both Data and Model Results Shapefiles
GIS Gateway - Create Shapefile
From the GIS Gateway, the Build Shapefile tool lets you create a new ESRI® Shapefile from InfoSWMM data. Every attribute can be loaded into the new Shapefile attribute table by using the data associated with each attribute type. The application of the tool can be … Read the rest
InfoSWMM Designer Tutorial
Introduction to Example One
This project modified in this tutorial illustrates how Designer calculates sewer conduit size, storage volume, and pump size to meet specified design criteria at the minimum cost.
The model schematic is shown on the next page. The model contains two wastewater treatment plants (outfall110 and outfall94), … Read the rest
Features of the 1D St Venant solution for SWMM5, InfoSWMM, and ICM SWMM Networks
Question: How does SWMM5 solve the 1D St Venant Equation in its conceptual Link/Node Network?
Answer: See these graphs of the solved for variables in the solution.
1/ There is also an ArcEngine version of InfoSWMM call InfoSWMM SA. I will SA to show some hidden features of the 1D … Read the rest
InfoSWMM 2D Exercises
Chapter 12 Exercises
InfoSWMM 2D
The exercises in this chapter will give you practice in exploring some of the additional reporting features of InfoSWMM 2D.
Exercise 12A Initialize the InfoSWMM 2D Model
In this exercise, you will create a 2D Model in InfoSWMM.
1. Open the project located at C:\Training\InfoSWMM\Ch12\Ch12Start.mxd… Read the rest
How to make a River Mesh Polygon in InfoSWMM 2D
Here are the steps to connect a River Mesh Polygon at a fixed culvert level so that the culvert does not have to be full to have inflow from the 2D Mesh.
Step 1. Define the Culvert Type with Fixed losses

Step 2. Define a Mesh Polygon … Read the rest
How to use the Variable Time Step for Pumps and Force Mains in SWMM5 and InfoSWMM
Note: The variable time step option is a powerful feature of SWMM5 as it lets the engine determine the CFL time step needed for each time step (1). A good guide is to use a maximum time step 2 to 5 times bigger than the average time step during a … Read the rest
How to Use External Output File In InfoSWMM
How do you use an External Output File In InfoSWMM?
Step 1. Load an Output source or the hydqua.out file
Step 2. Give it a Unique Name or ID
Step 3. You now can view, graph etc. with the named output sources.




Hydrology options in Innovyze InfoSWMM and InfoWorks ICM
The Hydrology options in Innovyze InfoSWMM and InfoWorks ICM are shown in these mirror images map of the Runoff dialog in InfoSWMM and the Runoff Surface in ICM.
Equivalent features in InfoSWMM and ICM are:
1. SWMM 5 Non Linear Reservoir and SWMM in ICM
2. Snyder and Clark Routing… Read the rest