Category: InfoSWMM_SA

InfoSewer versus InfoSWMM versus ICM Modeling Categories

InfoSewer versus InfoSWMM versus ICM

A short comparison of the features in InfoSWMM, ICM and InfoSewer. Many of the same rows apply to H2OMap SWMM, InfoSWMM SA and H2OMap Sewer.

Feature Class Feature InfoSewer InfoSWMM ICM
Base Functionality Conservative Solution as an option
Public Domain engine
Calibrate model to flow
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Pump Attributes for better Pump Simulations in InfoSWMM and InfoSWMM SA

Pump Attributes for better Pump Simulations in InfoSWMM and InfoSWMM SA

Like all other visual data objects, pump object is edited using the attribute browser.

To edit attributes of a pump;

  • Switch the map to Object Selection mode by clicking from InfoSWMM H2OMap SWMM InfoSWMM SA Edit Network tool
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Water Quality Routing Methodology in InfoSWMM and InfoSWMM SA

Water Quality Routing Methodology in InfoSWMM and InfoSWMM SA

Water Quality Routing

Water quality routing within conduit links assumes that the conduit behaves as a continuously stirred tank reactor (CSTR). Although a plug flow reactor assumption might be more realistic, the differences will be small if the travel time through … Read the rest

Output Statistics Manager for up to 500 Node, Link or Subcatchment Statistics in InfoSWMM and InfoSWMM SA

Output Statistics Manager for up to 500 Node, Link or Subcatchment Statistics in InfoSWMM and InfoSWMM SA

The statistics module separates model outputs ( e.g., runoff from a Subcatchment) in to events, performs statistical analyses, and reports basic statistical information including extreme values (i.e., minimum and maximum), the first three … Read the rest

Simulation Task Manager in InfoSWMM and InfoSWMM SA for Background Simulation Runs with 32 bit or 64 bit Engines using the current SWMM5 Engine

Simulation Task Manager in InfoSWMM and InfoSWMM SA for Background Simulation Runs with 32 bit or 64 bit Engines using the current SWMM5 Engine

The Simulation Task Manager is used to allow you to continue to work in the model while a simulation is running. The tool manages all of … Read the rest

Run Manager in InfoSWMM and InfoSWMM SA for 32 bit, 64 bit, Multi Core, Batch and Simulation Manger Model Runs using the current SWMM 5 Engine

Run Manager in InfoSWMM and InfoSWMM SA for 32 bit, 64 bit, Multi Core, Batch and Simulation Manger Model Runs using the current SWMM 5 Engine

The Run Manager, shown below, is used to perform InfoSWMM H2OMap SWMM InfoSWMM SA simulations and to manage simulation output sources (results). When you … Read the rest

Facility Manager in InfoSWMM and InfoSWMM SA helps you Control Active and Inactive Elements

Facility Manager in InfoSWMM and InfoSWMM SA helps you Control Active and Inactive Elements

The Facility Manager is used to create and maintain the active facility set. The active facility set defines the network components in a current model that will be considered during the next simulation run(s). Facility sets … Read the rest

The Powerful Domain Manager in InfoSWMM and InfoSWMM SA for SWMM5 Modeling

The Powerful Domain Manager in InfoSWMM and InfoSWMM SA for SWMM5 Modeling

A Domain is a temporarily selected subset of network components. The Domain can be used for a variety of purposes including:

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Real-Time Control (RTC) Rule Editor for InfoSWMM and InfoSWMM SA

Real-Time Control (RTC) Rule Editor for InfoSWMM and InfoSWMM SA

InfoSWMM H2OMap SWMM InfoSWMM SA offers an advanced RTC rule that could be used to effectively simulate the operation of pumps and flow regulating structures such as weirs, orifices, and outlets. Unlike Simple Controls, RTC rules allow for the … Read the rest

#LID Defaults from the EPA SWC for InfoSWMM, InfoSWMM SA and SWMM5

#LID Defaults from the EPA SWC for InfoSWMM, InfoSWMM SA and SWMM5

The following defaults are from the EPA Stormwater Calculator

https://www.epa.gov/water-research/national-stormwater-calculator

A few of these parameters such as the capture ratio are not parameters in InfoSWMM Sustain

There are some additional points to keep in mind when applying LID … Read the rest

Visual Object Properties in SWMM5, InfoSWMM and InfoSWMM SA

APPENDIX B – Visual Object Properties

B.1 Rain Gage Properties

Name User-assigned rain gage name.
X-Coordinate Horizontal location of the rain gage on the Study Area Map. If left blank then the rain gage will not appear on the map.
Y-Coordinate Vertical location of the rain gage on the Study
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REFERENCES for InfoSWMM and InfoSWMM SA, SWMM5

REFERENCES for InfoSWMM and InfoSWMM SA, SWMM5

  • American Society of Civil Engineers Manuals and Reports on Engineering Practice No. 60 (1982). Gravity Sanitary Sewer Design and Construction. Reston, VA.
  • Clark, C.O. (1945). “Storage and the Unit Hydrograph,” Transaction of the ASCE, Vol. 110.
  • Espey, W.H., D.G. Altman (1978). “Nomographs for
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APPENDIX A – Useful Tables in InfoSWMM and InfoSWMM SA from SWMM5

APPENDIX A – Useful Tables in InfoSWMM and InfoSWMM SA from SWMM5

A.1 Units of Measurement

Parameter US CUSTOMARY SI/METRIC
Area (Subcatchment) acres Hectares
Area (Storage Unit) square feet square meters
Area (Ponding) square feet square meters
Capillary Suction inches millimeters
Concentration mg/L

ug/L

Count/L

mg/L

ug/L

Count/L

Decay Constant
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Control Rules for RTC in InfoSWMM and InfoSWMM SA

Control Rules for RTC in InfoSWMM and InfoSWMM SA

Operational control rules determine how pumps and flow regulating structures (i.e., orifice and weir) in the conveyance system will be adjusted over the course of a simulation. InfoSWMM H2OMap SWMM InfoSWMM SA has the following three control classes.

· Initial Status … Read the rest

Special Queries for Domain and Facility in InfoSWMM and InfoSWMM SA

Special Queries for Domain and Facility in InfoSWMM and InfoSWMM SA

Special Queries are part of the Domain and Facility Managers

Special Query – Include all network components that meet the criteria of one of the special predefined queries. Examples of special queries are all orphan nodes etc

Special Queries … Read the rest

Attribute Browser Tools for InfoSWMM and InfoSWMM SA

Attribute Browser Tools for InfoSWMM and InfoSWMM SA

The Attribute Browser has the following buttons/tools. The tools change depending on the type of Element.

Each one of these buttons is briefly described below:

Button Name Description
Select Element / Select Elements / Select Domain
  • Use the Select Element command to
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Stormwater Runoff and the Rational Method in InfoSWMM and InfoSWMM SA

Stormwater Runoff and the Rational Method in InfoSWMM and InfoSWMM SA

For storm sewer loading, the focus shifts to hydrologic analysis of excess precipitation and associated runoff. Common techniques for analysis include the rational method and unit hydrograph methods, as well as the use of more advanced hydrologic models.

For … Read the rest

Example 8. Combined Sewer Systems in InfoSWMM and InfoSWMM SA

Example 8. Combined Sewer Systems in InfoSWMM and InfoSWMM SA

This example demonstrates how to model systems that convey both sanitary wastewater and stormwater through the same pipes. Systems like these are known as combined sewer systems and are still quite common in older communities and cities. During periods of … Read the rest

Example 4. Low Impact Development in InfoSWMM and InfoSWMM SA

Example 4. Low Impact Development in InfoSWMM and InfoSWMM SA

This example demonstrates how to model two Low Impact Development (LID) control alternatives, filter strips and infiltration trenches. The detention pond modeled in Example 3 is an example of a subdivision-scale drainage control structure. The LIDs in this example are … Read the rest

Example 3. Detention Pond Design in InfoSWMM and InfoSWMM SA

Example 3. Detention Pond Design in InfoSWMM and InfoSWMM SA

This example illustrates how to define, design, and evaluate a detention pond using InfoSWMM H2OMap SWMM InfoSWMM SA. Storage units, orifices and weirs will be used to model a multi-purpose detention pond built to detain a water quality capture volume … Read the rest

Example 5. Runoff Water Quality in InfoSWMM and InfoSWMM SA

Example 5. Runoff Water Quality in InfoSWMM and InfoSWMM SA

This example demonstrates how to simulate pollutant buildup and washoff in an urban catchment. The influence of different land uses on pollutant buildup is considered and both Event Mean Concentrations (EMCs) and exponential functions are used to represent the washoff … Read the rest

13 Surface Runoff Hydrology Options in InfoSWMM and InfoSWMM SA

13 Surface Runoff Hydrology Options in InfoSWMM and InfoSWMM SA

InfoSWMM H2OMap SWMM InfoSWMM SA offers 12 choices for modeling surface runoff (click on link to see more information on each method):

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San Diego Modified Rational Formula in InfoSWMM and InfoSWMM SA

San Diego Modified Rational Formula in InfoSWMM and InfoSWMM SA

The Rational method is a widely used technique for estimation of peak flows from urban and rural drainage basins (Maidment 1993; Mays 2001). Mathematically, the Rational formula is expressed as:

where Q = peak runoff rate (flow unit)

C = … Read the rest

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