SWMM4 Fortran Changes post September 28, 1999
This file documents changes made to swmm44gu by Wayne Huber or others
.
WCH = Wayne Huber
RED = Robert Dickinson
CIM = Chuck Moore
MCH = Mitch Heineman
LR = Lew Rossman
- 10/11/99, C. Moore. Yroute: Correct C. Moore correction at line 118
to make akon = -1.0000001
The … Read the rest
SWMM 5 Loss Term Values for various velocities and K values
SWMM 5 Loss Term Values for various velocities and K values
SWMM 5 has three loss terms available for each link: Entrance, Exit and Other losses. The Entrance loss uses the upstream link velocity, the Other loss uses the center link velocity and the Exit loss uses the downstream link … Read the rest
Visual Hydro: Merging the Engineering of SWMM to a Comprehensive Civil Engineering Design Software Package (CAiCE)
A presentation from 1999 (pre Y2K) on Visual Hydro.... toronto99
Anthony Kuch, Robert Dickinson, Alan Akman and Jayant Keskar CAiCE Software Corporation
February 18, 1999
1999 Stormwater and Water Systems Modeling
Mississauga, ON
A small note on my background with Visual Hydro, Visual SWMM and CAiCE Software
1998-2000, Lead Software … Read the rest
SWMM4 Fortran Repository
A collection of various versions of SWMM 3 and 4. WCH_2004 is the last version developed by Wayne Huber at OSU in 2004 before the 1st SWMM5 release
and code for SWMM4.99 by CDM Pittsburgh (as of 2004)
SWMM 4.45A(beta) RUNOFF DATA FILE
This is the data input file for a CDM/CDMSmith Pittsburgh versionSWMM4 model from 2000 to 2004. It has additional capabilities beyond SWMM 4.4 and was made as a bridge between SWMM 4 and SWMM 5, thus the 4.5 number.
* <<<<<<<<< SWMM 4.45A(beta) RUNOFF DATA FILE >>>>>>>>>
*
*… Read the rest
SWMM 4.99 EXTRAN DATA FILE
This is the data input file for a CDM/CDMSmith Pittsburgh versionSWMM4 model from 2000 to 2004. It has additional capabilities beyond SWMM 4.4 and was made as a bridge between SWMM 4 and SWMM 5, thus the 4.99 number.
* <<<<<<<< SWMM 4.99 EXTRAN DATA FILE >>>>>>>>>
*
*
* … Read the rest
#SWMM3 and #SWMM4 Acknowledgments, includes mention of #PCSWMM
A note from the past, the SWMM3 and SWMM4 Acknowledgments from their respective manuals for the sake of posterity and in thanks for all of their past efforts.
SWMM4 Acknowledgments
Maintenance and updating of the EPA SWMM has been continuous since its
inception in 1969-70.
Over the many intervening years … Read the rest
What is the minimum depth in a link of #SWMM5 ?

Introduction – the reason for these series of blogs are as an expanded view of the input, engine and output of #SWMM5 It is a companion to the EPA Documentation which I describe here:
… Read the restI have noticed based on email questions and postings to the SWMM List Sever (a great
Extran Hydraulics Master from #Extran3 and #SWMM4 converted to #SWMM5
This is part of the #Inside_#SWMM5 series of blogs and is intended as a visual aid and code developer for the Storm Water Management Model Reference Manuals on https://www.epa.gov/water-research/storm-water-management-model-swmm I always think images (and some words) are best at explaining the internal working of code. I do encourage you to … Read the rest