Category Archives: InfoSWMM

InfoSWMM/H2OMAP SWMM Fully Supports the EPA SWMM-CAT Climate Change Adjustment Tool

The Innovyze products InfoSWMM and H2OMAP SWMM are always based on the current version of EPA SWMM 5 (the current version is 5.1.007) and we are pleased to announce that the current version of both InfoSWMM and H2OMAP SWMM (v13) … Continue reading

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Vertical Roughness Differentiation in InfoSWMM for a Link

The Vertical Roughness Threshold allows the user of InfoSWMM or H2OMAP SWMM to have a simple differentiation of roughness in a link.  The Threshold depth which is entered as a fraction of the total link depth allows the simulation of … Continue reading

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InfoSWMM and H2OMAP SWMM and their Relationship to FEMA Approved SWMM 5 Engines

The purpose of this note is to show how InfoSWMM is related to various SWMM 5 engines. InfoSWMM is a ESRI Arc Map Interface to the properties of the SWMM 5 engine using model development tools created by Innovyze for … Continue reading

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Advanced Calibration Graphs and Advanced Reference Graphical Comparisons in InfoSWMM 13

One of the most valuable tools in any simulation program is the ability to compare monitored and predicted data.  The new InfoSWMM v13 excels in its ability to effectively compare monitored and predicted data, the results of different scenarios and … Continue reading

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Drainage and Flood Modelling User Group 2014 (UK) Presentations

On Wednesday 25th June Innovyze held a Drainage and Flood Modelling User Group in Wallingford, UK. Innovyze wishes to thank all those who were involved in the conference and looks forward to future user group meetings. Click on an image … Continue reading

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Top Ten Advantages of InfoSWMM Over SWMM5 for Modelling

I have been working on the various versions of SWMM since 1980 when I was a co-author and co-developer of SWMM3, a co-author and co-developer of SWMM4 in 1988 and a co-developer of SWMM 5 from 2002/2006.   I have … Continue reading

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How to see the effect of the Pump Setting in the RTC Rules of InfoSWMM and H20MAP SWMM

InfoSWMM has real time control or control rules for the three types of pump in addition to the pump on and pump off depth rules. Each of the rules have a priority in case two or more rules apply at … Continue reading

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2D Hydraulic Theory

Infoworks CS/SD/RS/ICM and InfoSWMM 2D all have the capabilities to do 2D hydraulic modelling.  The 2D simulation engine used to calculate the 2D hydraulics is common to all of these Innovyze products.   A common question that gets asked is, “What 2D scheme does … Continue reading

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Dry Weather Flow in InfoSWMM and H2OMap SWMM

Introduction: InfoSWMM for ArcGIS (Esri, Redlands, CA). InfoSWMM  enables engineers to work more efficiently and reliably with very large and complex network models, thanks to improvements in such areas as built-in 64-bit simulation, enhanced water quality modeling, and batch run scenario … Continue reading

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Tips for a Good Meshing Experience

Meshes are very powerful and flexible for modeling 2D overland flows in a complex urban environment. However, complex geometries can be frustrating for many modelers to deal with. This is intended as a best practices guide to speed up the … Continue reading

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