Software with the Modeler in Mind

From model preparation to validation and visualization, GeoSWMM streamlines the stormwater simulation workflow.

Smarter stormwater and flood modeling

Seamless Model Setup

GeoSWMM makes it easy to build the geometric components of a stormwater model from scratch.

Seamless Model Setup
Watershed Delineation Tool

Watershed Delineation Tool

GeoSWMM helps you delineate precise and customized watershed boundaries for in-depth hydrological analysis and efficient stormwater management.

Auto-calculate the Geometric Properties of Model Elements

Auto-calculate the Geometric Properties of Model Elements

Import and Export EPA SWMM Files

Import and Export EPA SWMM Files

Inlet-Outlet Mapping Tool

Inlet-Outlet Mapping Tool

Build Models Directly from GIS Data

Build Models Directly from GIS Data

Faster Model Preparation

GeoSWMM's interactive features help you capture model inputs directly from GIS data while automating time-consuming steps and calculations in the process.

Faster Model Preparation
Land Use Properties

Land Use Properties

Simply input readily available land use data and GeoSWMM will help you best estimate the roughness and depression storage characteristics for your subcatchments.

Conduit Roughness Calculator

Conduit Roughness Calculator

Imperviousness Calculator

Imperviousness Calculator

Imperviousness Calculator

Imperviousness Calculator

Subcatchment Slope Calculator

Subcatchment Slope Calculator

Enhanced Quality Control

GeoSWMM goes beyond standard ArcGIS capabilities with purpose-built tools that automatically identify issues in your model and guide you through fixes.

Enhanced Quality Control of Models
Network Analysis Tool

Network Analysis Tool

Automatically pinpoint disconnected elements and other geometric deficiencies in networks of all sizes.

Control Rules Editor

Control Rules Editor

Define rule-based actions through an interactive module without any coding.

Edit Model Inputs in Property View or in Groups with Table View

Edit Model Inputs in Property View or in Groups with Table View

Save Model Scenarios and Maintain Version Control

Save Model Scenarios and Maintain Version Control

Simulate the Full Story

Which building will be damaged in a flood? Which pipes will be surcharged, and when? GeoSWMM leverages ArcGIS to translate models and maps into meaningful outcomes.

Simulate meaningful flood maps
Flood Mapping

Flood Mapping

Determine the extent and depth of inundation. Overlay asset data and further analyze flood risks and damage using the tools in the ArcGIS system.

Time Series Plots

Time Series Plots

See changes in inputs, outputs, and observed data over time, and compare scenarios to build better stormwater management solutions.

Scatter Plots

Scatter Plots

Profile Plots

Profile Plots

Richer Environmental Intelligence

GeoSWMM helps you see model data from different perspectives, leading to intelligent data analysis, model improvisation, and environmental decision making.

Environmental Decision Making with Intelligent Data Analysis
Keep All Your Model Data Intact

Keep All Your Model Data Intact

Save the complete model, including inputs, outputs, and relationships, in a geodatabase for easy access and data drilling.

Explore Model Results by Element or Variable

Explore Model Results by Element or Variable

Makes iterative improvements based on simultaneous review of data tables, maps and graphs.

Statistical Analysis and Reporting

Statistical Analysis and Reporting

Perform statistical analysis on time series outputs based on storm events, location, or other user-defined criteria.

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