Press Room | Products | News | Events | The Company Metropolitan Sewer District of Greater Cincinnati Drives Revolution in Smart Asset Management Multifaceted Approach Will Optimize Maintenance and Repair Operations, Decrease Operational Costs,Improve Efficiency and Extend Lifespan of […]
How Inlets and Overland Flow Junctions work in InfoSWMM
The overland flow junction does have an invert and rim elevation, it is usually part of a road system and you can drain Subcatchment flow to the overland flow junction. If an […]
What are the Options for LID Inflow and Outflow In SWMM 5?
What are the Options for LID Inflow and Outflow in SWMM 5? The Runoff Surfaces in SWMM 5 are: 1. Pervious area with either Green Ampt, Horton or CN Infiltration2. Impervious area […]
The Effect of the LID Percent Impervious Treated in SWMM5
The Effect of the LID Percent Impervious Treated in SWMM5If you use the option percent impervious treated for LID’s on a Subcatchment then a percent of the impervious flow is routed to […]
From CHI – International Conference on Stormwater and Urban Water Systems Modeling, Toronto Canada (February 26 and 27) – Call for papers
47th Annual International ConferenceToronto, CanadaFebruary 26-27, 2014 Call for papers Have you implemented a good idea recently? Do you have hard facts and figures?If so, you should consider presenting at this conference. […]
Innovyze President Dr. Paul F. Boulos Assumes Presidency of American Academy of Water Resources Engineers
Press Room | Products | News | Events | The Company Innovyze President Dr. Paul F. Boulos Assumes Presidency of American Academy of Water Resources Engineers Broomfield, Colorado, USA, October 29, 2013 — Innovyze, a leading global innovator of business analytics software […]
How to Use the Compare Report Command in H2OMap SWMM and InfoSWMM
How to Use the Compare Report Command in H2OMap SWMM and InfoSWMM 1. Run all of your scenario using Batch Simulation and Select Conduit Summary from the Report Manager2. Select all of […]
ALCOSAN Wet Weather Plan Link
A link to the ALCOSAN Wet Weather Plan for Allegheny Country, Pennsylvania http://www.alcosan.org/Portals/0/Wet%20Weather%20Plan/Section%204.0%20thru%204.4.pdf via Blogger http://www.swmm5.net/2013/10/alcosan-wet-weather-plan-link.html
How InfoSWMM uses Calibration or monitored data during a Simulation
How InfoSWMM uses Calibration or monitored data during a Simulation The calibration data is used in the Calibrator Addon (which uses a Genetic Algorithm to calibrate RDII, Subcatchment, Infiltration, Groundwater, Pipe, Node […]
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. […]
Hazen Williams and Force Mains in SWMM 5
A few tips for using Hazen Williams and Force Mains in SWMM 5. A key fact is to remember ONLY one flow in the middle of the link is computed in SWMM […]
Ganesh ji and Modelling
I have always thought that Ganesh ji is an ideal God or Symbol for modellers or even modelers. Here are a few of his characteristics including a large stomach, which you can combat […]
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 […]
Knowing How to Change Your Mind: A Three Minute Guide to Bayesian Reasoning
Knowing How to Change Your Mind: A Three Minute Guide to Bayesian Reasoning NEW LESSON with Julia Galef Since you cannot really be 100 percent certain of a theory, […]
Edward Burtynsky’s Water
Edward Burtynsky’s Water Photographer Edward Burtynsky’s latest project is called Water. While trying to accommodate the growing needs of an expanding, and very thirsty civilization, we are reshaping the Earth in colossal ways. […]
A Dark Day/Week/Month? in SWMM History
EPA SWMM 5 Download Site on October 3rd, 2013 via Blogger http://www.swmm5.net/2013/10/a-dark-dayweekmonth-in-swmm-history.html
How the Steady State option works in H2OMap SWMM and InfoSWMM
How the Steady State option works in H2OMap SWMM: 1. Use Keep, a Time Step lengthening of 10 seconds, a time step of 60 seconds and iterations as shown in Bullet 1 […]
The Effect of the Wrong Raingage Interval in H2OMap SWMM and InfoSWMM
Here is an example showing the Runoff, Rainfall and Infiltration losses when you use the wrong interval based on the hyetograph time series. 1. Figure 1 shows the Rainfall, Runoff and Infiltration […]
Major Northern California District Chooses InfoWorks ICM for Advanced Smart Water Network Modeling
Press Room | Products | News | Events | The Company Major Northern California District Chooses InfoWorks ICM forAdvanced Smart Water Network Modeling Central Contra Costa Sanitary District Looks to Innovyze Solution to Manage Complex Wastewater Network Broomfield, Colorado, […]
The Equivalent n for Hazen-Williams in a Force Main of SWMM 5
The Equivalent n for Hazen-Williams in a Force Main of SWMM 5 SWMM 5 uses an equivalent Manning’s n for the Hazen-Williams Coefficient for partial flow in a force main of SWMM […]
Quotes Randomly used In the SWMM 4 Output File
This a list of quotes that I had in an earlier verison of SWMM 4, a quote would be printed to the output file based on the second/minute the model was run […]
InfoSewer Design of Existing Networks
InfoSewer can design either new or existing networks. Here is an example of how it updates pipe sizes based on the results of an EPS simulation and d/D constraints. The d/D for […]
“Drawing Water”
“Drawing Water” David Wicks / Via sansumbrella.com David Wicks’ “Drawing Water” is a constructed landscape visualizing where water falls and where it is consumed in the United States. via Blogger http://www.swmm5.net/2013/09/drawing-water.html
Innovyze President Dr. Paul F. Boulos Joins Board of Trustees of Academy of Coastal, Ocean, Port & Navigation Engineers
Press Room | Products | News | Events | The Company Innovyze President Dr. Paul F. Boulos Joins Board of Trustees of Academy of Coastal, Ocean, Port & Navigation Engineers Broomfield, Colorado, USA, September 24, 2013 — Innovyze, a leading global innovator […]
Cómo importar Enlace Shapefiles en InfoSWMM
Cómo importar Enlace Shapefiles en InfoSWMM Cómo importar Enlace Shapefiles en InfoSWMM Este blog se describe cómo utilizar la herramienta de puerta de enlace de los SIG en InfoSWMM importar shapefiles y […]
How to Import Link Shapefiles into InfoSWMM
How to Import Link Shapefiles into InfoSWMM This blog describes how to use the GIS Gateway tool in InfoSWMM to import shapefiles and make InfoSWMM DB Tables and Arc Map Layers from […]
How to Import Node Shapefiles into InfoSWMM
How to Import Node Shapefiles into InfoSWMM This blog describes how to use the GIS Gateway tool in InfoSWMM to import shapefiles and make InfoSWMM DB Tables and Arc Map Layers from […]
Innovyze Releases BalanceNet for InfoWater
Press Room | Products | News | Events | The Company Innovyze Releases BalanceNet for InfoWater,Next Generation of Real-Time Operations Optimization Software for Smarter Water Utilities New Release Sets New Standard for Energy Management and Sustainability Software, Delivers Economic, […]
Colorado’s Flooding Becomes A 1,000 Year Event As Rescuers Search For 500 Missing People
Colorado’s Flooding Becomes A 1,000 Year Event As Rescuers Search For 500 Missing People BY KATIE VALENTINE ON SEPTEMBER 15, 2013 AT 12:18 PM, http://thinkprogress.org/climate/2013/09/15/2621881/colorado-floods/ CREDIT: AP/Colorado Heli-Ops, Dennis Pierce Boulder County, Colorado is bracing for […]
Innovyze Launches Educational Product Webinar Series
Innovyze Launches Educational Product Webinar Series Beginning in September Innovyze is offering free educational webinars. The 14 part technical series runs through March 2014. Users and prospective users of Innovyze software can […]
InfoSWMM Tree of Ability
I made this tree diagram to show the relationship between EPA SWMM5, H2OMap SWMM, InfoSWMM and InfoMaster. SWMM 5 provides the engine for these Innovyze Software GUI and Engines but you get […]
San Jose Selects Innovyze’s InfoMaster Strategic Asset Management Solution
Press Room | Products | News | Events | The Company San Jose Selects Innovyze’s InfoMaster Strategic Asset Management Solution Multifaceted Approach To Help Optimize Maintenance and Repair Operations, Decrease Operational Costs, Improve Efficiency and Extend Lifespan of Critical […]
How to Understand the OUT directory in InfoSWMM, InfoSWMM SA and H2OMAP SWMM
Note: How to Understand the OUT directory in InfoSWMM and H2OMAP SWMM How you understand the files in the .OUT directory: .OUT OUT directory of the InfoSWMM project Scenario Location of all […]
Marin Municipal Water District Selects Innovyze Smart Water Network Modeling Technology
Press Room | Products | News | Events | The Company Marin Municipal Water District Selects Innovyze Smart Water Network Modeling Technology California’s Oldest Municipal Water District Looks to Innovyze Solutions to Support Its Comprehensive Fire Flow Improvement Program […]
Innovyze Launches Educational Product Webinar Series
Press Room | Products | News | Events | The Company Innovyze Launches Educational Product Webinar Series Beginning in September Innovyze is offering free educational webinars. The 14 part technical series runs through March 2014. Users and prospective users […]
The Link Time Step in SWMM 5, InfoSWMM and H2OMap SWMM
Introduction: This set of blogs uses the 1000 year rainfall/runoff/hydraulics model that you can download at http://swmm2000.com/forum/topics/1000-year-simulation-with-rainfall-in-swmm-5 to show the inner workings of SWMM 5 and by extension InfoSWMM and H2oMap SWMM […]
IO9- What really causes that amazing “after the rain” smell?
From the great blog and website, IO9, an explanation about the why it smells so nice after a rainfall What really causes that amazing “after the rain” smell? After a rainstorm, especially […]
What Node and Link Invert Elevations Does SWMM 5 Use?
Note: What Node and Link Invert Elevations Does SWMM 5 Use? SWMM 5 uses the following Node information from the user: · Node Invert Elevation, · The Node Rim Elevation which is […]
InfoSWMM Error Messages and Arc Map Invalid Characters
InfoSWMM Error Messages and Arc Map Invalid Characters A few other invalid characters are shown here in addition to the space character. The Arc Map Link is http://www.esri.com/news/arcuser/1010/joinvalidate.htmlif you want more information. […]
UK Environment Agency Study Confirms Leading Capabilities of InfoWorks ICM
Press Room | Products | News | Events | The Company UK Environment Agency Study Confirms Leading Capabilities of InfoWorks ICM Innovyze Smart Integrated Catchment Solution Excels in Examination of Two-Dimensional Modeling Solutions Broomfield, Colorado, USA, August 20, 2013 — Innovyze, a […]
Vacuum Sewers
Vacuum Sewers Compiled by: Beat Stauffer (seecon international gmbh) Source: http://www.sswm.info/category/implementation-tools/wastewater-collection/hardware/sewers/vacuum-sewers Executive Summary Vacuum sewerage systems consist of a vacuum station, where the vacuum is generated, the vacuum pipeline system, collection chambers […]
Innovyze Ships Generation V10 of Industry-Leading InfoWater UDF, Raising the Bar for Unidirectional Flushing of Water Distribution Systems
Innovyze does not send unsolicited e-mail. This message is intended for members of the Water and Wastewater Industries only and we hope that you find it informative and useful. However, if you […]
How RTC Rules are Set in SWMM5, InfoSWMM and H2OMAP SWMM
Subject: How RTC Rules are Set in SWMM5, InfoSWMM and H2OMAP SWMM
How to use the Report Feature of the HGL Plot in InfoSWMM
Subject: How to use the Report Feature of the HGL Plot in InfoSWMM The report feature of the HGL plot helps you understand in more detail the pump flows, forcemain flows and node heads. Step 1. Load the Domain in the HGL Plot using Report Manager Step 2. Click on the Report Command to Show […]
How to Set Up Hot Start Files in InfoSWMM for a Fixed Boundary Outfall
Subject: How to Set Up Hot Start Files in InfoSWMM for a Fixed Boundary Outfall If you have a fixed boundary outfall condition in your model and want to prevent reverse flow when you run your simulation the best way is to use the Hot Start files to fill up the links and nodes […]
3 Types of Subcatchment Flow in SWMM 5
Subject: 3 Types of Subcatchment Flow in SWMM 5 There are three types of Subcatchment flow in SWMM 5 1. Impervious area with depression storage in which the runoff from the precipitation is delayed due to the depression storage. Evaporation occurs based on the depth of water in the […]
H2OMAP Sewer and InfoSewer DB Queries to find Loading Manholes
Subject: H2OMAP Sewer and InfoSewer DB Queries to find Loading Manholes This Database Query (DB) will find all loading Manholes with a Load1 and a Load2 greater than 0. InfoSewer has up to ten possible loads in a Manhole. You can use the DB Query (Figure 1) to create a Query […]
How to Set a Flap Gate in InfoSWMM
Note: How to Set a Flap Gate in InfoSWMM You can set a flap gate in InfoSWMM either by using the attribute browser and changing the Flap Gate Installed to Yes or No or by using the DB Editor and changing the Flag for Flap Gate Installed to Yes by using the […]
SWMM 5 Arrow Direction Question
Subject: SWMM 5 Arrow Direction Question A question often asked is what happens to the flow in a SWMM 5 link if the downstream and upstream node names are entered in reverse. The flow will be exactly the same as if the […]
SWMM 5, H2OMap SWMM and InfoSWMM Time Step Guide
Subject: SWMM 5, H2OMap SWMM and InfoSWMM Time Step Guide If you use a variable time step in SWMM 5 or InfoSWMM/H2OMAP SWMM it is hard to gauge the proper value of the conduit lengthening. You want to use a value […]
Siphon Simulation in SWMM 5 and InfoSWMM
Subject: Siphon Simulation in SWMM 5 and InfoSWMM A Siphon is simulated in SWMM 5 and InfoSWMM using the basic node and link data and downstream boundary condition: 1. Inflow can be time series, dry weather flow pattern, wet weather inflow or Subcatchment Runoff, 2. The boundary […]
Aquifers in SWMM 5
Subject: Aquifers in SWMM 5 Groundwater in SWMM 5 is modeled as two zones: (1) Saturated and (2) Unstaturated. The data for the Groundwater Simulation consists of physical data in an Aquifer and elevation and flow coefficient and exponent data in the GroundwaterData. The Aquifer data object can […]
InfoSWMM Pump Summary Table
Subject: InfoSWMM Pump Summary Table The Pump Summary Table in Report Manager tells you how often the pumps turn on (Start-Up Count), the percent of the simulation time it was used (Percent Utilized) and the maximum, minimum and average flow for […]
How to Use Domain Manager in InfoSWMM to Reduce the Output File Size
Subject: How to Use Domain Manager in InfoSWMM to Reduce the Output File Size If you want to save the output at a small report time step (2 seconds in this case) and you have a long simulation or large model then the reading of […]
InfoSWMM Report Manager and Field Statistics
Subject: InfoSWMM Report Manager and Field Statistics You can also use the mixed graph feature to plot the pump flow and the downstream flows on the same graph. If you click on the Report command then you can also use […]
Dry Weather Flow in InfoSWMM and H2OMap SWMM
Dry Weather Flow in InfoSWMM and H2OMap SWMM Dry weather flow can be added to any node in H2OMAP SWMM. The dry weather flow is computed as the average flow * the monthly pattern * the daily pattern * hourly pattern * the weekend daily pattern […]
How to Make a Small Model out of a Large Model in H2OMAP Sewer and InfoSewer
Subject: How to Make a Small Model out of a Large Model in H2OMAP Sewer The process is easy if you use Domain and Facilities. Step 1. Use the Trace Upstream Network Command in Utilities to find the upstream network from your node […]
SWMM 5 QA and Application Manuals on the EPA Web Site
Subject: SWMM 5 QA and Application Manuals on the EPA Web Site The EPA Web Site has three manuals that you can download at http://www.epa.gov/nrmrl/wswrd/wq/models/swmm/#Downloads 1. SWMM Applications Manual 2. SWMM 5 Quality Assurance Report 3. SWMM 5 Users Manual via Blogger http://www.swmm5.net/2013/08/swmm-5-qa-and-application-manuals-on.html
Infiltration Data in SWMM 5
Subject: Infiltration Data in SWMM 5 If you are using Non linear Reservoir Modeling in SWMM 5 there are 1. Five parameters for Horton Infiltration, 2. Three parameters for Green-Ampt and 3. Two parameters for CN infiltration, one parameter (conductivity) has been deprecated by the […]
Aquifer and Groundwater Objects in SWMM 5
Subject: Aquifer and Groundwater Objects in SWMM 5 There are two types of data objects in SWMM 5 to describe the Groundwater flow component. There is a Groundwater data object associated with a Subcatchment that describes flow equations, the interaction between the Subcatchment infiltration and the Groundwater component and an Aquifer data […]
SWMM 5 Culvert Data from FHWA, HDS No. 5, Hydraulic Design of Highway Culverts, 1985
Subject: SWMM 5 Culvert Data from FHWA, HDS No. 5, Hydraulic Design of Highway Culverts, 1985 If you use the culvert option in later versions of SWMM 5 then when the […]
Three Hidden Secrets to Speeding up your SWMM 5, H2OMAP SWMM or InfoSWMM Model
Minimum Time Step Average Time Step Maximum Time Step Minimum Time Step (sec) 0.984 Average Time Step (sec) 9.071 Maximum Time Step (sec) 30.000 Percent in Steady State (%) 0.000 Average Iterations per Time […]
Elevation Interpolation from a Contour in H2OMAP SWMM
Subject: Elevation Interpolation from a Contour in H2OMAP SWMM The node invert elevation or the node maximum depth can be interpolated if you use the Elevation Interpolation Tool inH2OMAP SWMM. Steps Action 1. Make a Contour Plot of the Node Invert Elevations. 2. The Created Contours are […]
How to see what you have in the various scenarios of InfoSWMM
Subject: How to see what you have in the various scenarios of InfoSWMM How to see what you have in the various scenarios – a tool I use a lot is Scenario Explorer which shows you how to see thevarious datasets associated with a data set along with the relationship between the Base and Various Child Scenarios. […]
SWMM 5 Inlet Control Culvert Equations
Subject: SWMM 5 Inlet Control Culvert Equations The newer option for SWMM 5 culverts uses three culvert classifications and associated equations to compute the inletcontrolled flow into a culvert using the FHWA (1985) equations. The culvert code in the culvert.c code of SWMM 5 uses: 1. Two Equations for Unsubmerged culvert flow, 2. One Equation for the Transition flow, and 3. One Equation […]
How Does the Green Ampt Initial Moisture Defiict Work in InfoSWMM and SWMM 5?
Subject: How Does the Green Ampt Initial Moisture Defiict Work in InfoSWMM and SWMM 5? This graph shows the values of the internal SWMM 5 parameters for Green Ampt Infiltration for the pervious […]
High and Low Estimates of ICM Subcatchment Dimension for SWMM Hydrology
High and Low Estimates of ICM Subcatchment Dimension for SWMM Hydrology These are the estimates for both SWMM 5, InfoSWMM and ICM SWMM Hydrology, the low estimate is 0.2*SQRT(Area in Feet) and the High Estimate is 5*SQRT(Area in Feet), Figure 1. You can use higher or lower numbers to calibrate to monitored […]
How do V-notch weirs work in SWMM 5?
How do V-notch weirs work in SWMM 5? Hi Keith, As you change the Length which is actually the Top Width you change the area and hydraulic radius of the Weir. The height of a V-Notch weir is the […]
How to Import Subcatchments from GIS into InfoSWMM
How to Import Subcatchments from GIS into InfoSWMM Step 1: Add your shapefile using the Add Data command. Step 2: Your imported shape file has no subcatchment data before we initialize the […]
How are Flooded Time, Surcharged Time and Flooded Volume Calculated in InfoSWMM and H2OMAP SWMM?
How are Flooded Time, Surcharged Time and Flooded Volume Calculated in InfoSWMM and H2OMAP SWMM? The time, volume and flooded rate shown in the InfoSWMM and H2OMAP SWMM Report File Node Flooding Summary (Figure 2) are calculated as follows (Figure 1): For […]
Inflow Time Series in InfoSewer
This is how InfoSewer can use a time series of inflow at a specific node: 1. Use a mean loading of 1 so that the values in the Inflow Time Series stay the same as your inflow units in InfoSewer (Figure 1) Figure 1. Load with […]
How to Use the Map Display for the Maximum Adjusted d/D or Maximum q/Q in an EPS InfoSewer Simulation
How to Use the Map Display for the Maximum Adjusted d/D or Maximum q/Q in an EPS InfoSewer Simulation You can do a Map Display of the adjusted d/D values (Figure 1) from the Gravity Main Range Report (Figure 2) to show those pipes that are full thematically. For example, the […]
LID and BMP Modeling in InfoSWMM and H20Map SWMM
Subject: LID and BMP Modelling in InfoSWMM and H20Map SWMM The attached PDF file describes some of the Low Impact Modeling and Best Management Practice modeling options in InfoSWMM and H2OMap […]
Steps in Using RDII Analyst for InfoSWMM, ICM and InfoSewer
Subject: Steps in Using RDII Analyst for InfoSWMM, ICM and InfoSewer Step 1: Create a Base UH in the Operation Tab of the Attribute Browser using RDII Analyst (Figure 1) Step […]
InfoSewer Flow Attenuation Sensitivity
InfoSewer Flow Attenuation Sensitivity The three Run manager parameters, Maximum Number of Segments, Minimum Travel Distance and the Minimum Travel Distance in InfoSewer and H2OMAP Sewer affect the shape and flow attenuation of the flow in a link. The effect of using the flow attenuation is […]
InfoSWMM 2D Report Variables
InfoSWMM 2D Report Variables The Junction Graph variables for 2D Depth, 2D Speed, 2D Froude Number, 2D Unit Flow, 2D Inflow, 2D Volume and 2D Angle for a InfoSWMM 2D simulation for up to 1000 years can be plotted in the Report Manager of InfoSWMM. This is an image of the 2D inflow over a 10 year period […]
How are Negative Transect Elevations Used in SWMM5?
Subject: How are Negative Transect Elevations Used in SWMM5? You can have negative elevations in the Transects of SWMM 5 as the elevations are transformed internally to relative depths above the node inverts in the SWMM 5 engine (Figure 1). The slope […]
How Does Green Ampt Cumulative Event Infiltration work in SWMM 5?
Subject: How Does Green Ampt Cumulative Event Infiltration work in SWMM 5? This graph shows the values of the internal SWMM 5 parameters for Green Ampt Infiltration for the pervious area of a Subcatchment during a simulation. The parameters are: · F or FTOT which is the cumulative event infiltration at the […]
How is Capillary Suction Head Used in SWMM 5 Green-Ampt?
Subject: How is Capillary Suction Head Used in SWMM 5 Green–Ampt? How sensitive is the infiltration loss and rate to the capillary suction head parameter in the SWMM 5 Green–Ampt infiltration method. Figure 1 shows how the total infiltration loss and total loss rate vary as […]
How is the Soil Saturated Conductivity Used in SWMM 5 Green-Ampt?
Subject: How is the Soil Saturated Conductivity Used in SWMM 5 Green–Ampt? How sensitive is the infiltration loss and rate to the Soil Saturated Conductivity parameter in the SWMM 5 Green–Ampt infiltration method. Figure 2 shows how the total infiltration loss and total loss rate vary as […]
There are Four factors in Rainfall Dependent Infiltration and Inflow or RDII in SWMM 5
There are Four factors in Rainfall Dependent Infiltration and Inflow or RDII in SWMM 5: 1. The fractional response to Rainfall or R from 0 to 1 2. The Time Base of the Unit Hydrograph or T in hours * Dimensionless K Shape Factor 3. The Sewershed Contributing Area in […]
How is RDII Storage Simulated in SWMM 5?
Subject: How is RDII Storage Simulated in SWMM 5? If you are using the SWMM 5 Rainfall Dependent Infiltration and Inflow(RDII) feature you can also use the RDII storage parameters to change the RDII runoff by simulating the storage in the Sewershed. The code in RDII.C as implemented […]
Types of Stormwater Inlets from HEC12 and HEC22
Note: Types of Stormwater Inlets from HEC12 and HEC22 Stormwater Inlets consist of four main types (http://onlinemanuals.txdot.gov/txdotmanuals/hyd/storm_drain_inlets.htm) with most common shown in Figure 1. 1. Curb opening inlets either at a sag or continuous on the street, 2. Grate Inlets either at a sag or in combination with […]
How to Easily Make a Smaller Model in InfoSWMM Using Trace Upstream Network
Subject: How to Easily Make a Smaller Model in InfoSWMM Using Trace Upstream Network Step 1. Use the Trace Upstream Network command to find all of the network above the node of interest (Figure 1). Step 2. Use the Trace Downstream Network Command to find all of the network below the node of interest […]
How to Subdivide Subcatchments in SWMM 5
Subject: How to Subdivide Subcatchments in SWMM 5 If you want to subdivide a larger Subcatchment in SWMM 5 and get around the same peak flow then a good suggestion would be to make sure that (Figure 1): 1. The sum […]
What are the Types of Force Mains (FM) in SWMM 5?
Subject: What are the Types of Force Mains (FM) in SWMM 5? There are five ways to model a force main in SWMM 5 for the combination of full and partial flow in the force main (Figure 1): 1. Full Flow using Darcy-Weisbach for the […]
How Does a TYPE1 Pump Work in SWMM 5?
Subject: How Does a TYPE1 Pump Work in SWMM 5? A SWMM 5 Type1 pump is called an offline pump but the name comes from SWMM 4 and the Pump is […]
How is the Orifice Setting Used in SWMM 5 RTC Rules?
Subject: How is the Orifice Setting Used in SWMM 5 RTC Rules? The Real Time Control Rule for Orifice Setting can be a function of a Setting constant, Setting from a Curve, Setting from a PID controller and a Setting from a Time Series (Figure 1). The Setting affects the Full Depth […]
Low Impact Development Options in H2OMAP SWMM and InfoSWMM
Subject: Low Impact Development Options in H2OMAP SWMM and InfoSWMM The five options are: 1. Rain Barrel 2. Bio Retention Cell 3. Infiltration Trench 4. Vegetative Swale 5. Porous Pavement and be entered as controls in the Hydrology Section of the Operations Browser of H2OMAP SWMM or InfoSWMM (Figure 1) […]
Rules for NRSCS Unit Hydrographs in InfoSWMM and H2OMap SWMM
Subject: Rules for NRSCS Unit Hydrographs in InfoSWMM and H2OMap SWMM Rules or Guidelines for NRSCS Unit Hydrographs if used as the Hydrology Option in InfoSWMM and H2OMAP SWMM: 1. The Unit Hydrograph CN comes from the Subcatchment Table and the NRCS_CN Column 2. Time of Concentration is from the TC column in […]
How to Export all of your Data to a Shapefile Using InfoSWMM
Subject: How to Export all of your Data to a Shapefile Using InfoSWMM You can do this easily by using three steps which are shown in Figure 1, Figure 2 and Figure 3. Figure 1. Export Manager Tool Figure 2. Link and […]
How to use the Flow Splitter in InfoSewer for Dendritic Networks
Subject: How to use the Flow Splitter in InfoSewer for Dendritic Networks InfoSewer, which is an extension in Arc Map, does need to have slit split defined where gravity mains merge together to determine the amount of flow in each of the […]
A SWMM 5 Model made from the Art of Jack Yerka
Subject: A SWMM 5 Model made from the Art of Jack Yerka The attached example SWMM 5 model has small rectangular conduits with a constant inflow based on a background image […]
How to Save Node and Link Summary Tables in H2OMAP SWMM to Shapefiles
How to Save Node and Link Summary Tables in H2OMAP SWMM to Shapefiles The export manager of H2OMAP SWMM is very flexible, you can export shape, MIF and CSV files but you have to do some copy and pasting to allow the program to export ALL […]
How to Use the Output Relate in Excel using H2OMAP SWMM
How to Use the Output Relate in Excel using H2OMAP SWMM You have to perform the following steps: 1. Make an Output Relate (using the Operations Tab of the H2OMAP SWMM Browser) which will be the same as the Pipe Summary Table in the Output Report Manager2. Run the model to make […]
Advanced Labeling in InfoSWMM or H2OMAP SWMM to show MM or IN on a HGL Plot
Advanced Labeling in InfoSWMM or H2OMAP SWMM to show MM or IN on a HGL Plot Here is how to get the maximum depth shown in millimeters or inches on a HGL Plot in InfoSWMM or H2OMAP SWMM– use the OTHER LINK Dimensions option. You need to run the model again […]
How to Use Two Control Curves in SWMM 5 to Simulate a Head Difference Rule
Subject: How to Use Two Control Curves in SWMM 5 to Simulate a Head Difference Rule The SWMM 5 control rules for Real Time Control (RTC) do not allow the rule […]
Advanced Labeling in InfoSWMM or H2OMAP SWMM to show MM or IN on a HGL Plot
Advanced Labeling in InfoSWMM or H2OMAP SWMM to show MM or IN on a HGL Plot Here is how to get the maximum depth shown in millimeters or inches on a HGL Plot in InfoSWMM or H2OMAP SWMM– use the OTHER LINK Dimensions option. You need to run the model […]
The SWMM 4 Dynamic Wave Solution
The SWMM 4 Dynamic Wave Solution The attached PDF file is a copy of Appendix C of the SWMM 4 manual explaining the three St Venant solutions in SWMM 4 / Extran […]
The SWMM 4 Dynamic Wave Solution for ISOL=0
The SWMM 4 Dynamic Wave Solution for ISOL=0 The attached PDF file is a copy of the Extran 3 solution in the SWMM 4 manual explaining the ISOL=0 solution in SWMM 4 […]
