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OPEN SWMM

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SWMM Knowledge Base

SWMM Search

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Invite to be part of a conference/party, sort-of on SWMM 12 Sep 1995 \| Bill James ... anniversary will produce a bumper Proceedings, and allow some special evening

10 year anniversary of the release of EPA SWMM 5.0.001 12 Nov 2014 \| Robert Dickinson, Bill James, Phil Brink, Rob James, Larry Bodnaruk, Bill Lucas ...A colleague mentioned that this is the 10th year anniversary of EPA SWMM... 5. I thought this important or noteworthy anniversary was due some sort

SWMM golden anniversary 05 Mar 2019 \| Wayne Huber, Chris Brooker, Richard Gibney, Robert Dickinson

Conditional compilation improvements 22 Feb 2007 \| Christopher Dedels

Spreadsheet procedure for mapinfo to georeference a raster 20 Feb 2007 \| Oliver Heyward

	SWMM5 version of EXTRAN examples 06 Feb 2007 \| Robert Dickinson, Rob James

Engineer position for City of columbus - DOSD 24 Jan 2007 \| Bill James

Runoff continuity error 21 Nov 2006 \| Victor Onyango

Stormwater drainge system for industrial sites 10 Nov 2006 \| Lily Ma

Exit loss problem 20 Oct 2006 \| Gavin Hay

Most common pollutant data (skeptical client) 09 Oct 2006 \| Giovanni Di Conza

Time of occurrence 03 Oct 2006 \| Sam Hinojosa

New SWMM 5 update (5.0.009) now available 03 Oct 2006 \| Lew Rossman

NUMBER FORMAT 29 Sep 2006 \| Victor Onyango

Precipitation data input file 28 Sep 2006 \| Mitch Manchester

SWMM 4 to SWMM5 conversion 21 Sep 2006 \| Susen Gali

SWMM 5.0 groundwater flow 14 Sep 2006 \| Jack Troidl

Request sources and leads for inexpensive, reliable digital sensors and data loggers for rain and depth 06 Sep 2006 \| Bill James

Pollutant washoff 23 Aug 2006 \| Mitch Manchester

Vortex flow restrictor 21 Aug 2006 \| Louis-Andre Rinfret

Quality routing continuity 04 Aug 2006 \| Brian Houston

Senior SWMM modeler position available 28 Jul 2006 \| Bill James

Same depth in tiny pond and huge pond (SWMM 5.0.007) 21 Jul 2006 \| Jason Zhao

Parshall flumes 14 Jul 2006 \| Yao Hung Lan

SWMM 5.0 end treatment of irregular channels 13 Jul 2006 \| David Tillman

Saving time-series output as a text file 30 May 2006 \| Yanqing Lian, Mitchell Heineman, Lew Rossman, Juan Miguel Pérez

Inertial terms on DW 30 May 2006 \| H'mama Walid

Dynamic HGL error 62 in PCSWMM 08 May 2006 \| Juan Miguel Pérez

XPSWMM to EPA SWMM 4 or 5 conversion 01 May 2006 \| Matthew Warfel

SWMM5 storage area %Full 25 Apr 2006 \| Mark Boucher, Lew Rossman

PCSWMM SQL query from current selection 13 Apr 2006 \| Derek Stuart

Pollutant runoff reporting anomalies 13 Apr 2006 \| Brian Houston

SWMM 4.4 to 5 conversion 22 Mar 2006 \| Jeffrey Johnson

Storage Junction input vs. echoed EPASWMM4.4h 15 Mar 2006 \| Derek Stuart

New SWMM 5 update (5.0.007) now available 13 Mar 2006 \| Lew Rossman

Infiltration around manhole lids. 28 Feb 2006 \| Ken Higson

Wastewater age 22 Feb 2006 \| Davor Malus

Storage unit treatment (Lake model for TSS, TP) 14 Feb 2006 \| Jack Troidl

Overland flow for continous simulation 13 Feb 2006 \| Rolf Fankhauser

Item from Washington post 25 Jan 2006 \| Bill James

Unusual values for irregular channels 31 Dec 2005 \| Andrew Staples

Diffusivity of a pollutant 30 Nov 2005 \| Alberto Bonomi

SWMM5 control rules: Time delay for pumps 25 Nov 2005 \| Michael Kitchen

Modeling separate land uses in runoff 10 Nov 2005 \| William Medina

Adding base flow to a model 09 Nov 2005 \| Enam Kazi

Warnings from Extran output file 20 Oct 2005 \| Jack Brand

RUNOFF from PCSWMM 2002 to PCSWMM 2004 17 Oct 2005 \| Jon Marshall

FEQ and evaporation 04 Oct 2005 \| John Murphy

USEPA employment opportunity in cincinnati, OH 07 Sep 2005 \| Lew Rossman

0 vote	SWMM5 wish list 22 Aug 2005 \| Jason Vanderzwaag, Lew Rossman

Water quality 17 Aug 2005 \| Pedro Avellaneda

Error message 63 05 Jul 2005 \| Mostafa Bozorg, Wayne Huber, Mitchell Heineman

Job opening (engineer intern) 27 Jun 2005 \| Michael Gregory

H&H modeler position available 26 Jun 2005 \| Bill James

R1 lines in transport to model Septics 24 Jun 2005 \| William Medina

Flow simulation shows no response 16 Jun 2005 \| Xueqing Gao

SWMM5 to SWMM4 converter 10 Jun 2005 \| Mostafa Bozorg

0 vote	Reporting computed maximum flow through weirs 24 May 2005 \| Dhruva Vangipuram

Runoff surface modeling,flood plain painting and etc. 07 May 2005 \| Aizhong Hou

Pollutant buildup and washoff 03 May 2005 \| Timothy Mccann

Questions on semi-circular weir 03 May 2005 \| Meifa Chen

SWMM5 approved for FEMA NFIP studies 25 Apr 2005 \| Lew Rossman

Web resources for collection system modeling 20 Apr 2005 \| Mitchell Heineman

'Spikes' at the beginning of simulation in results graph 12 Apr 2005 \| Truls Johannessen

Different results when calculating pipes of different lengths 07 Apr 2005 \| Truls Johannessen

Culverts in SWMM 5 06 Apr 2005 \| Tilake Weerasekara

EXTRAN - maximum head at each junction 05 Apr 2005 \| Guizani Mokhtar

Modeling back flow 08 Mar 2005 \| Kemal Niksic

Top ten blunders in H&H modeling 07 Mar 2005 \| Sam Shamsi

SWMM5 and storage compensation 02 Mar 2005 \| Pavel Koudelak

NWQ in TRANSPORT BLOCK ASKING FOR F3 LINES 25 Feb 2005 \| William Medina

SWMM5 export/import 25 Feb 2005 \| Pavel Koudelak

Infiltration and RMAXINF 24 Feb 2005 \| Tim Devries

Comparison between orifice and weir rating curves 23 Feb 2005 \| Alexander Wilson

Detention pipe routing 18 Feb 2005 \| Keith Duffy

Modeling inlets 03 Feb 2005 \| Kent Johnson

Hydrology and Biochemistry of Stormwater Management, 2005, AGU/Joint Assembly 31 Jan 2005 \| Robert Roseen

Sediment loading 20 Jan 2005 \| Kevin Chen

Extran equation 13 Jan 2005 \| Giovanni Di Conza

Opening SWMM5 result files in MikeView 05 Jan 2005 \| Patrizia Dazio

Rainfall input/output discrepancies 19 Nov 2004 \| Dave O'rourke

SWMM 5.0.003 plus source code now available 15 Nov 2004 \| Lew Rossman

Receding hydrograph limb 04 Nov 2004 \| Dave O'rourke

A problem with SWMM version 4.4h(2002.5) 30 Oct 2004 \| Kyung Jang

Explaining the probability of flooding 21 Oct 2004 \| Reinhard Sprenger, Michael Gregory, Johnson Liu, Jim Dumont, Todd Wyman, Charlie Moore

Stormwater infiltration modeling in SWMM 21 Sep 2004 \| Nicholas Crain

Pipe sizing criteria 12 Aug 2004 \| Michael Gregory, Iris Domínguez

XPSWMM import 09 Aug 2004 \| Bill James

Discharge coefficient of vertical outfall riser ports 16 Jul 2004 \| Yao Hung Lan

Job opportunity - environmental engineer I 18 Jun 2004 \| Bill James

SWMM 5 beta E now available 23 Jan 2004 \| Lew Rossman, Dhruva Vangipuram, Carl Chan

Design routine in SWMM 5.0 23 Dec 2003 \| Daniel Aguado, Lew Rossman

Total inlet hydrograph 10 Dec 2003 \| Reinhard Sprenger

New publication on preventing urban litter in stormwater drainage systems 24 Nov 2003 \| Dr. Neil Armitage

Roof drains 02 Oct 2003 \| Tracy Pinkowski

PCSWMM error message 30 Sep 2003 \| Erin Moore

SCS type II 24-hr hyetograph 30 Sep 2003 \| Anthony Kuch, John Paine, Warren Campbell, Aaron Small, Kirby McRae, Mostafa Bozorg, Dhruva Vangipuram

DDSWMM minimum major area 19 Sep 2003 \| George Blow

Characteristic width and depth of depression storage for a subcatchment 18 Sep 2003 \| Brian Pound

Hydrology engineers australia 28th hydrology & water resources symposium - registration brochure 16 Sep 2003 \| James Ball

Converting telemetry data to text 31 Jul 2003 \| Tilake Weerasekara

Stormceptor review paper 30 Jul 2003 \| Derek Rapp

Stormwater source control design standards 09 Jul 2003 \| Troy Jones, Dale Lough, Andrew Scott

Too few information about rainfall dependent inlet infiltration 04 Jul 2003 \| Daniele Franzoni

Time step in SWMM5 03 Jul 2003 \| Giorgio Camorani, Robert Dickinson, Lew Rossman

SWMM4.4h groundwater fixes and custom GW data 02 Jul 2003 \| Robert Dickinson

Calibrating GW routine for baseflow and hydrograph recession 13 Jun 2003 \| Eugene Bosley

Time-series output through EXTARN weir/pump 11 Jun 2003 \| Ashis Dey

SWWM 5 ready for beta testing 09 Jun 2003 \| Lew Rossman, Jenny Zhen, Giovanni Di Conza, Noel Atkisson, Gabriele Freni

SWMM ver 5 - beta 07 Jun 2003 \| Bruce Ringrose, Andy Lukas, Robert Dickinson

Daniel sullivan/ed/usepa/us is out of the office. 05 Jun 2003 \| Daniel Sullivan

Win 2000 14 May 2003 \| Ron Kilmartin

Modeling spiral drop structures in extran 05 May 2003 \| Brad Roeth

Flow and head tolerance 02 May 2003 \| Susanne Davis

Updated notes on modeling bridges in EXTRAN 22 Apr 2003 \| Bill James

Test 10 Apr 2003 \| John Minnett, Giovanni Di Conza

Velocities in extran 19 Mar 2003 \| Dilan Singaraja, Ron Kilmartin

Pump curves ? 10 Mar 2003 \| Kevin Terness

Call for case studies 07 Mar 2003 \| Sam Shamsi

Extran 4.3.1 and DDSWMM 06 Mar 2003 \| Sarah Costello, Peter Lim

Minimum time-step in EXTRAN 27 Feb 2003 \| Ashis Dey, Robert Dickinson

Contingency planning hydraulics 26 Feb 2003 \| Mostafa Bozorg

Scratch files and SWMM 5 23 Feb 2003 \| Robert Dickinson

No subject specified by poster 13 Feb 2003 \| Ron Kilmartin

Subject is empty after clean up 13 Feb 2003 \| Charles Moore

No subject specified by poster 13 Feb 2003 \| Dan Spray

Sorry I forgot the files... 12 Feb 2003 \| Giovanni Di Conza

Pdf file printing 29 Jan 2003 \| Ron Kilmartin, Robert Dickinson

The F2 lines for orifices 26 Jan 2003 \| Robert Dickinson, Charles Moore, Hazem Gheith

Uncertainty in tunnel volume 24 Jan 2003 \| Christopher Rogers, Barry Palynchuk

Test (nm) 22 Jan 2003 \| Michael Fanning

SWMM5 20 Jan 2003 \| Sam Shamsi

Orifice type not read correct 17 Jan 2003 \| Hazem Gheith, Ron Kilmartin, Charles Moore

Converter for XP-SWMM input files 03 Jan 2003 \| Peter Klaver

I have a problem with transport 02 Jan 2003 \| Ahmad Ali

Pumps in EXTRAN 20 Dec 2002 \| Jennifer Matik, Reinhard Sprenger

Documentation error in extran bridge routine 18 Dec 2002 \| Mitchell Heineman

SWMM or other models? 12 Nov 2002 \| Dave Briglio

0 vote	Plea for greater resolution in the STORAGE table 08 Nov 2002 \| Bill James, Robert Dickinson	Implemented in EPA SWMM & OpenSWMM

Create design storms from monthly and annual rainfall records 29 Oct 2002 \| Bill James, Mostafa Bozorg

Regarding error debugging 28 Oct 2002 \| Bill James, Ron Kilmartin, Phil Brink

Head loss @ culverts/bridges in extran 15 Oct 2002 \| Mostafa Bozorg

Continuity error in continuous model 10 Oct 2002 \| Robert Dickinson, Lillian Lindsay

Infiltration and calibration in SWMM 4.4h 04 Oct 2002 \| Lillian Lindsay

No subject specified by poster 03 Oct 2002 \| Bill James

USACE web site address 01 Oct 2002 \| Tom Walker

Another problem 25 Sep 2002 \| Srinivas Ravu

No subject specified by poster 18 Sep 2002 \| Brian Agbulos

Car washing 18 Sep 2002 \| Meifa Chen, Wayne Huber, Eugene Bosley, Don Waye

Unsubscribe 30 Aug 2002 \| Dr. Neil Armitage

Graphing problem in PCSWMM? 29 Aug 2002 \| Stefan Joyce

Rain module help 28 Aug 2002 \| Travis Heier, Mitchell Heineman

GIS tools for water, wastewater, and stormwater systems 26 Aug 2002 \| Sam Shamsi

Steady state models vs. EXTRAN 26 Aug 2002 \| Ron Kilmartin, Bruce Ringrose

Difference between green-ampt options 23 Aug 2002 \| Mike Knapp

Roger clay/seh is out of the office. 15 Aug 2002 \| Roger Clay

No subject specified by poster 09 Aug 2002 \| Khalid Khan

No subject specified by poster 09 Aug 2002 \| Somnath Chilukuri

Problem with runoff simulation 09 Aug 2002 \| Phillip Duncan, Khalid Khan

Question about SWMM and arcview (U. Shamsi) 09 Aug 2002 \| William Medina

Variable manning's n 01 Aug 2002 \| Ron Kilmartin, Marcia Levinson

Output incorrect 30 Jul 2002 \| Phillip Duncan, Ron Kilmartin

Overland flow 24 Jul 2002 \| Norm Althausen, Wayne Huber

ROUTING RUNOFF THROUGH EXTRAN BLOCK 24 Jul 2002 \| Dhruva Vangipuram, Ron Kilmartin, Ashis Dey, Mitchell Heineman

9ICUD update and request for moderators 22 Jul 2002 \| Wayne Huber, James Smullen

Brian Marengo/PWD/Phila is out of the office. 18 Jul 2002 \| Brian Marengo

Head dependent orifice in extran (via PCSWMM) 12 Jul 2002 \| Ted Barton

Array limit size comment by pierre and winxp c omment by rob James 29 Jun 2002 \| Robert Dickinson

Coupling of SWMM-EXTRAN and 2D surface model 28 Jun 2002 \| Ashis Dey, Ron Kilmartin, Gabriele Freni, Robert Dickinson

Modelling wet weather infiltration 27 Jun 2002 \| Mark DeGagne, Phil Brink, Shawn Dent, Noah Walker

Tractive force 26 Jun 2002 \| Gail Morley

SWMM version 5.0 redevelopment project by EPA/CDM 24 Jun 2002 \| Daniel Sullivan, Ron Kilmartin, Gilles Rivard, Robert Dickinson

Window based SWMM 20 Jun 2002 \| Rajiv Batish, Don Waye

Deposition sediment rate in sewers 06 Jun 2002 \| Costanza Aricò, Bill James, Tai Bui

Extran not running 05 Jun 2002 \| Robin Williams, Mitchell Heineman

V-notch weirs 03 Jun 2002 \| Wayne Huber

A complex problem 28 May 2002 \| Gabriele Freni, Mitchell Heineman, Chris Carter, Mauricio Herrera

Trivia: news item "Hidden, uncovered manholes trap dogs and SPCA officer" 24 May 2002 \| Bill James

Counterintuitive extran results (was inlet vs trench drain) 23 May 2002 \| Don Waye

No subject specified by poster 20 May 2002 \| Jeremy Nitka

No subject specified by poster 18 May 2002 \| Welink Consultants

Inlet vs trench drain 16 May 2002 \| Brian Agbulos, Bill Frost, Srinivas Ravu

RUNOFF to EXTRAN interface 14 May 2002 \| Brian Agbulos, Don Waye

PCSWMM icons 10 May 2002 \| Mike Fischer, Bill James, Kirby McRae, Charles Moore

TRANSPORT continuity problem example files = reply 09 May 2002 \| Robert Dickinson, Sandy Elliott

No subject specified by poster 08 May 2002 \| Kirby McRae

No subject specified by poster 07 May 2002 \| Brian Agbulos

No subject specified by poster 07 May 2002 \| Kirby McRae

Type 5 pump 03 May 2002 \| Mitchell Heineman, Mike Fischer, Mostafa Bozorg

Stormwater management City of johannesburg South Africa 26 Apr 2002 \| Chris Brooker

Multi barrel inverted siphon 23 Apr 2002 \| Jeremy Nitka

Lists for SWMM-users in other languages 12 Apr 2002 \| Bill James

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