SWMM5 - Stormwater Management Model

SWMM 5, Watersheds, Water Quality,Hydrology, Hydraulics - Watersheds

There are four steps to using EMC concentrations in your network:

1. Define your pollutant by adding a pollutant using the Data=>Quality=>Pollutant command:


2. Define the Land Use by using the Data=>Land Uses command or the Land Use Editor:


3. Define Buildup to be None by clicking on the None Tab:


4. Define the EMC Washoff concentration by clicking on the Washoff Tab:

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Robert E Dickinson added a blog post
The skip steady state periods uses the last computed flows in the conveyance system instead of computing new flows. In the sample graphs you can see where the change in lateral flow is below 0.05 cfs (the blue arrow in the second image). The network…
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Robert E Dickinson added 3 blog posts
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Hi, Thanks a lot and I will be working on it. Thanks again for your effort. Upaka
on Tuesday
Here is a sample SWMM 5 model for you to look at - it has one TSS pollutant and one loading point - the node 8040
on Tuesday
Yes, you can add a Dry weather flow concentration to a node in SWMM 5. 1st you make a pollutant, then go to a node and add DWF and a pollutant concentration. The load - flow * concentration will go into the network.
on Tuesday
Upaka added a discussion
Hi,Is it possible to add a pollutant concentration (eg. TSS = 20 mg/L) to a node at a network in SWMM? Thanks a lot
on Tuesday
on Tuesday
Upaka is now a member of SWMM5 - Stormwater Management Model
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Saving U.S. Water and Sewer Systems Would Be Costly By CHARLES DUHIGG WASHINGTON — One recent morning, George S. Hawkins, a long-haired environmentalist who now leads one of the largest and most prominent water and sewer systems, trudged to a street…
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If you a lead and lag pump connecting the same upstream and downstream
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QA/QC SWMM 5 Version for SWMM 5.0.013 and SMWM 5.0.018
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March 2, 2010 Version swmm5.dll Epaswmm5.exe
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