Category Archives: InfoSWMM

German Hydrology in InfoSWMM 14.5 and H2OMAP SWMM 14.5

This blog describes how the German Runoff hydrology converts precipitation excess (rainfall and/or snowmelt less infiltration, evaporation, and initial abstraction) into surface runoff (overland flow). InfoSWMM is a distributed model as it allows a study area to be subdivided into any number … Continue reading

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Import of German ISYBAU XML 2006 Files using a new tool in the InfoSWMM Exchange Menu

Globally, aging water and wastewater infrastructure is rapidly deteriorating and sometimes failing, with potentially dire human, environmental and financial consequences.  A vital background to investigating and understanding the infrastructure is having inspection data and images, the infrastructure history and the … Continue reading

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New Quick Run Button in RDII Analyst for Fast RTK Calibration

One of the most powerful InfoSWMM and H2OMAP SWMM Application Tools from Innovyze is RDII Analyst.  RDII Analyst will separate out the Groundwater base flow, Dry Weather Flow (DWF), DWF Patterns, estimate the Wet Weather flow component or RDII  Rainfall … Continue reading

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Innovyze RDII Analyst for the Analysis and Calibration of RDII, DWF, DWF Patterns and GWI in Sewer Collection Systems

One of the most powerful InfoSWMM and H2OMAP SWMM Application Tools from Innovyze is RDII Analyst.  RDII Analyst will separate out the Groundwater base flow, Dry Weather Flow (DWF), DWF Patterns, estimate the Wet Weather flow component or RDII  Rainfall … Continue reading

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New – Five Infiltration Options Now in InfoSWMM v14 and H2OMap SWMM v14 for Watershed Modeling

Infiltration from the pervious area is a marvelous and from a runoff volume and runoff peak perspective a vital process in modeling the hydrology and ultimately the hydraulics of your Watersheds.  Figure 1 shows the five options available in InfoSWMM … Continue reading

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How to fix an InfoWater, InfoSewer, or InfoSWMM model that will not initialize

One issue that we periodically see come across the help line at Innovyze support is an issue where the user is unable to initialize the model when they open their model in ArcGIS. When opening the model in either InfoWater, … Continue reading

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How to Use Trace Upstream, Domain Manager and Facility Manager in InfoSewer to Find the CE

InfoSewer and H2OMAP Sewer do not have table of node continuity errors only an overall continuity error (CE) balance.  If you have a continuity error then you can use the process of divide and conquer to find the location of … Continue reading

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

Introduction The Innovyze products InfoSWMM and H2OMAP SWMM are always based on the current version of EPA SWMM 5 (the current version is 5.1.010) and we are pleased to announce that the current version of both InfoSWMM and H2OMAP SWMM … 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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