Tag: SWMM5

Why a Hot Start File important in InfoSWMM and InfoSWMM SA, SWMM5

Why a Hot Start File important in InfoSWMM and InfoSWMM SA, SWMM5

A Hot Start File in InfoSWMM InfoSWMM SA is important as it provides initial depths, initial flows and initial settings for the hydrology and hydraulics features of the SWMM 5 engine. You have three options:

  1. Save a hot
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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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#SWMM5 Simple 100 mm Rainfall model for #LID modeling – Part 1

Simple SI Unit Model for SWMM5 LID with 100 mm Rainfall.

Reading this blog and using the embedded SWMM 5 example file, you will run a simple SI unit model based on factors of 1 and 10.

The LID (Bio-Retention Cell) is designed to have zero outflows, Figure 1,

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What are typical Reynolds Numbers in SWMM5 or InfoSWMM

The Reynolds Number is not shown in SWMM 5 of  InfoSWMM but can easily be added to the SWMM 5 code as shown in Figure 1.  The equation for the Reynolds Number is

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Normally, as shown is Figure 3 the Reynolds number is is very high and is indicative of Read the rest

Tweets about the EPA SWMM-CAT Climate Change Add-On to EPA SWMM5

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InfoSWMM and H20Map 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 InfoWater and InfoSewer. It uses a recompiled SWMM 5 engine Read the rest

How to Define Green Ampt Infiltration in ICM

Here are the steps to make a Subcatchment with Green Ampt Infiltration in ICM:

1.       You use the Subcatchment, Land Use and Runoff Surface Tabs in the Subcatchment Grid (Bullet 1)
2.      The Subcatchment Tab has three Runoff Areas for Impervious with Depression Storage or Initial Loss, Impervious with no

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My History with Various Versions of SWMM: SWMM3, SWMM4, SWMM5, XP-SWMM and InfoSWMM

Subject:   My History with Various Versions of SWMM: SWMM3, SWMM4, SWMM5, XP-SWMM and InfoSWMMI first learned about SWMM in a brochure from the University of Florida when I was just a 17 year old senior in High School.  Water resources and the description of SWMM seemed to be worthy career

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