| LID Control Editor |
The LID Control Editor is used to define a low impact development control that can be deployed throughout a study area to store, infiltrate, and evaporate Subcatchment runoff. The design of the control is made on a per-unit-area basis so that it can be … Read the rest
| Project File |
A SWMM Project File is a plain text file that contains all of the data used to describe a study area and the options used to analyze it. The file is organized into sections, where each section generally corresponds to a particular category of object … Read the rest
| Printing and Copying |
This section describes how to print, copy to the Windows clipboard, or copy to file the contents of the currently active window in the SWMM workspace. This can include the Study Area Map, a graph, a table, or a report.
| · | Selecting a printer |
| Troubleshooting Results |
When a run ends prematurely, the Run Status dialog will indicate that the run was unsuccessful and direct the user to the Status Report for details. The Status Report will include an error statement, code, and description of the problem (e.g., ERROR … Read the rest
Note: This is a Markdown experiment using EPA Documents and other documents that were originally PDF files, converted to DOCX files and then converted to Markdown HTML code.
EPA/600/R-13/085c | Revised September 2014 | www2.epa.gov/research
National Stormwater Calculator User’s Guide
… Read the restBefore After
Office of Research and Development
National Risk Management
New SWMM 5.1.013 is now available http://t.co/v8QVy5c3UI
------------------------
Engine Updates:
(Mannings n) and its hydraulic conductivity can now be adjusted on a
monthly basis by assigning monthly time patterns to these properties.
For … Read the rest
Create a sub-directory named VS2017-CLE under the directory where
the SWMM 5 Engine source code files are stored and copy SWMM5.DEF
and VS2017-DLL.VCPROJ to it.
Launch Visual Studio 2017 and use the File Open command to open
the VS2017-DLL.VCPROJ file.
Import a SWMM5 INP File to InfoSWMMand InfoSWMM SA
Steps to Import SWMM 5 to InfoSWMM and InfoSWMM SA
A import the SWMM 5 File using Exchange
B Select the SWMM 5 INP file
C Update the Map by using the Utility Update Map from DB / Force All Network… Read the rest
How to See the Highest Continuity Errors Table in the Output Report Manager
In the output text report file of InfoSWMM, InfoSWMM SA and SWMM5 there is the Highest Node Continuity Error Table. The Table shows the highest 20 Nodes for percent node continuity errors and the actual continuity error … Read the rest
Storage Units are drainage system nodes that provide storage volume. Physically they could represent storage facilities as small as a catchbasin or as large as a lake. The volumetric properties of a storage unit are described by a function or table of surface area … Read the rest
Orifices are used to model outlet and diversion structures in drainage systems, which are typically openings in the wall of a manhole, storage facility, or control gate. They are internally represented in InfoSWMM and InfoSWMM SA as a link connecting two nodes. An orifice can … Read the rest
Transects refer to the geometric data that describe how bottom elevation varies with horizontal distance over the cross section of a natural channel or irregular-shaped conduit. The figure below displays an example of a transect for a natural channel.
Each transect must be given a … Read the rest
This is a new curve type that is used to construct custom shape for closed conduits that cannot be reasonably defined using any of the existing shape types supported by InfoSWMM. The curve represents depth to full depth ratio on the Y-axis, … Read the rest
Weirs, like orifices, are used to model outlet and diversion structures in a drainage system. Weirs are typically located in a manhole, along the side of a channel, or within a storage unit. They are internally represented in InfoSWMM and InfoSWMM SA as a link … Read the rest
Excerpt from the EPA manual Storm Water Management Model Reference Manual Volume III – Water Quality (PDF) which can be found here
Management of stormwater quality is usually performed through a combination of so-called “best management practices” (BMPs) and a form … Read the rest
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 |