All Discussions (423)

Sort by

How to develop a unit area hydrographs(surface water only) and pollutographs in SWMM5 for use in SUSTAINs(System for Urban Stormwater Treatment Analysis and INtegration) land module.

Hello sir,

seasons greeting.

 I am very new to the SWMM5 and working on a project in which i have to develop unit hydrograph and pollutograph in SWMM. please help me out.explain me a detailed procedure to develop hydrograph and pollutograph. Actually I

Read more…
2 Replies · Reply by Gowthami Devana Apr 20, 2015

Lumped catchment reacts too fast

I lumped my catchment - disregarding the details of the sewer nework and repalacing it with an equivalent subcatchment -  but it offten reacts faster than the detailed sewer network model. Any research or idea on this? I tried to include a  link down

Read more…
0 Replies

Combine two SWMM projects

Hi, I have a SWMM project representing one catchment, I want to add another SWMM project (of another nearby catchment produced separately) inorder to have a combined project representing both catchments.

What is the best way to do this? Do I have to e

Read more…
2 Replies · Reply by MeHa Mar 26, 2015

underground LID modeling

Hi everybody,

if anyone can help me with this:

How can I develope in SWMM5, an infiltration facility (like infiltration trench, or better, like a linear - not spot  soakway) which is located underground (which means it does not receive rainfall itself

Read more…
2 Replies · Reply by Pan Ka Mar 12, 2015