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 | |||||
Like all other visual data objects, pump object is edited using the attribute browser.
To edit attributes of a pump;
from InfoSWMM H2OMap SWMM InfoSWMM SA Edit Network tool 
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 SAThe 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
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 EngineThe 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 ElementsThe 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
A Domain is a temporarily selected subset of network components. The Domain can be used for a variety of purposes including:
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
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
The Junction inlet data table stores information regarding the inlet at the junction node. Refer to the section on inflow editor for more information on these input data. The following table shows the whole first row of the DB Table on separate rows in the image.
| Field | Description |
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 |
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 |
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 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
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 |
|
The Junction inlet data table stores information regarding the inlet at the junction node. Refer to the section on inflow editor for more information on these input data. The following table shows the whole first row of the DB Table on separate rows … Read the rest
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
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
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
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
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
InfoSWMM H2OMap SWMM InfoSWMM SA offers 12 choices for modeling surface runoff (click on link to see more information on each method):
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