Engineering Solutions, Built for Precision and Compliance
Engineered by professionals, for professionals. Our software tools are tailored to the needs of civil and environmental engineers, ensuring regulatory compliance and design accuracy at every step.
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About Knowles Engineering Software
At Knowles Engineering Software, we believe that engineers deserve tools that are as reliable and precise as the work they do. Our suite of civil and environmental engineering software is designed to help you manage everything from stormwater systems to hydraulic design, all while ensuring your projects meet agency standards and regulatory approvals. Built with simplicity and efficiency in mind, our software provides the features you need to complete your projects faster, with total accuracy.
- Industry Compliance
IC
- Multi-Platform Support
MPS
- Data Integration
DI
Why Choose Us
Proven Track Record: For over 20 years, we’ve been trusted by civil engineers to deliver compliant and reliable engineering software solutions.
Agency-Approved Methods: Our software integrates with DOT, DEP, and other regulatory agencies’ guidelines, ensuring that your designs and calculations meet compliance standards every time.
User-Friendly Design: Whether you’re a seasoned engineer or new to the field, our intuitive interfaces, easy-to-navigate menus, and customizable outputs make complex engineering calculations simple.
Support When You Need It: Our customer support team is available to answer your questions, provide assistance, and ensure you get the most out of our software tools.
Software Products
From hydraulic analysis to stormwater system design, our software suite covers a wide range of civil engineering tasks. Each tool is developed with efficiency, compliance, and accuracy in mind.
Discover how our software can enhance your engineering workflow.
Start with a demo or contact us to learn more about pricing and packages.
Start today, with Standard or premium plan, you choose
Individual plans
SLS (Sanitary Lift Station)
$15
1 Use
Features and Capabilities:
- Windows 98 and above format featuring Windows Input.
- Output to Screen and/or to Printer in Tabulated Format.
- Data file capability for quick and easy work sessions.
- User editable Pump Curves.
- US Customary or SI Units.
- Calculates Maximum Head (All Pumps On) and Minimum Head (All Other Pumps Off) Conditions.
- Plots System and Pump HEAD Vs. Q curves
- User Friendly – Just point and click – drop down menus and convenient toolbar.
Other Features Include:
- Conversion between units at the click of a button!
- Configuration of Wet Well Paramters.
- Calculation of Cycle Time.
- Uses Hazen-Williams Equation to Calculate Dynamic Losses.
- Versatile Printout Capability to any size paper – Portrait or Landscape Orientation.
- Versatile range of printers supported.
- And More!
ExFiltV3 (Simplified Analytical Saturated Flow Time)
$15
1 Use
Features and Capabilities:
ExFiltV3 (ExFilt version 3) is a program that calculates the drawdown time of water in storm water ponds and exfiltration systems under saturated flow or ground water mounding conditions. It uses the Simplified Analytical Method to make this calculation.
The program has been reviewed by the St. Johns Water Management District of Florida and added to their list of approved programs.
ModRatV4 (FDOT Mod. Rational Method)
$30
1 Use
Features and Capabilities:
ModRatv4 is the Windows version of ModRatc (Knowles Engineering version of FDOT Modified Rational Method). This program uses the Modified Rational Method as outlined in FDOT publication “Handbook for Drainage Connection Permit”, which outlines the use of Chapter 14-86, F.A.C. The program uses the FDOT Intensity-Duration-Frequency Curves, the Suwannee River Water Management District (SWRMD) Rainfall Distribution Curves, and FDOT total rainfall values to find the critical event (peak stage and peak discharge rate) for stormwater ponds for proposed developments.
WHyRate (Windows Hydraulic Rating Curve Program)
$30
1 Use
Features and Capabilities:
- Windows 98 and above format featuring Windows Input.
- Output to Screen and/or to Printer in Tabulated Format.
- Data file capability for quick and easy work sessions.
- US Customary or SI Units.
- Calculates Fow Rates (Q) for Stage/Headwater and Tailwater Conditions.
- Plots Rating Curve (Stage vs. Discharge(Q)) and Natural Channel Cross-Section
- User Friendly – Just point and click – drop down menus and convenient toolbar.
- Other Features Include:
- Conversion between units at the click of a button!
- Hydraulic Structures Supported Include: Weirs, Orifices, Culverts (circular, box, oval, arch), channels (rectangulr, trapezoidal, and natural).
- Versatile Printout Capability to any size paper – Portrait or Landscape Orientation.
Versatile range of printers supported.
- And More!
WetRO (Storm Tabulations)
$30
1 Use
Features and Capabilities:
- Windows format featuring Windows Input.
- Output to Screen and/or to Printer.
- Tabulated Input format.
- Output Tabulated in FDOT format.
- User Friendly.
Other capabilities featured by WETRO Windows Version include:
Circular and/or elliptical pipe supported (unlimited pipes per system/unlimited systems).
Tabulated Pipe Input Format!
Rainfall Intensity by State and County, FDOT Rainfall Inensity Zones, or User Input Curves.
Calculates Hydraulic Grade Line (Backwater Analysis), Hydraulic Gradient, Pipe
Slope, Velocities and Capacities.
TC’s Adjusted using flow time in pipes.
Optional Input includes Junction/Minor Loss Coefficient, Kj.
Calculates Preliminary Design of Storm Pipe System(s) based on input of From,
To, Pipe Lengths, Structure Elevations, Manning’s N, and Desired Velocity
Ranges. Thickness of Reinforced Concrete Pipe is also condidered
AND User supplied(one(1)foot minimum)cover is provided along with
User supplied minimum pipe size AND User Provided Desired Outfall Invert!
Provides AN OPTIMAL DESIGN!
Versatile Printout Capability to any size paper – Portrait or Landscape Orientation.
U.S. Customary and S.I.Units
Etc.
$40
1 Use
Features and Capabilities:
- Windows XP, 2000 and 98 format featuring Windows Input.
- Output to Screen and/or to Printer.
- Data file capability for quick and easy work sessions.
- User editable Total Rainfalls.
- Various Hydrograph methods including: SCS Unit Hydrograph Method, Santa Barbara Unit Hydrograph, and Modified Rational Method .
- Calculates/Analyzes any number of ponds and conveyance systems and any number of runs. Dependent only on computer memory.
- User Friendly – Just point and click – drop down menus and convenient toolbar.
- Various control structures including risers.
Other Features Include:
Plotted hydrographs
Route hydrographs through ponds, channels, and/or pipes.
Variable Time increments.
No Memory Constraints Means:
- Time increments can be as small as desired.
- Unlimited number of nodes and reaches.
(NOTE: Depends on computer capability.)
Variable Tailwater considered.
Calculates Storage.
Can calculate through user input frequencies and durations.
St. Vennant (ICPR and SWMM) Routing System Used.
Includes versatile range of control structures including:
- Rectangular weir.
- Circular orifice.
- Rectangular orifice.
- Circular, rectangular and oval Culverts.
- Riser with pipe.
- Channels (Rectangular, Trapezoidal, and natural shapes).
- Pumps.
Versatile Printout Capability to any size paper – Portrait or
Landscape Orientation.
Versatile range of printers supported.
English Units. (Metric Units will be added later.)
And More!.
SLS (Sanitary Lift Station)
$30
3 Months
Features and Capabilities:
- Windows 98 and above format featuring Windows Input.
- Output to Screen and/or to Printer in Tabulated Format.
- Data file capability for quick and easy work sessions.
- User editable Pump Curves.
- US Customary or SI Units.
- Calculates Maximum Head (All Pumps On) and Minimum Head (All Other Pumps Off) Conditions.
- Plots System and Pump HEAD Vs. Q curves
- User Friendly – Just point and click – drop down menus and convenient toolbar.
Other Features Include:
- Conversion between units at the click of a button!
- Configuration of Wet Well Paramters.
- Calculation of Cycle Time.
- Uses Hazen-Williams Equation to Calculate Dynamic Losses.
- Versatile Printout Capability to any size paper – Portrait or Landscape Orientation.
- Versatile range of printers supported.
- And More!
ExFiltV3 (Simplified Analytical Saturated Flow Time)
$80
3 Months
Features and Capabilities:
ExFiltV3 (ExFilt version 3) is a program that calculates the drawdown time of water in storm water ponds and exfiltration systems under saturated flow or ground water mounding conditions. It uses the Simplified Analytical Method to make this calculation.
The program has been reviewed by the St. Johns Water Management District of Florida and added to their list of approved programs.
ModRatV4 (FDOT Mod. Rational Method)
$180
3 Months
Features and Capabilities:
ModRatv4 is the Windows version of ModRatc (Knowles Engineering version of FDOT Modified Rational Method). This program uses the Modified Rational Method as outlined in FDOT publication “Handbook for Drainage Connection Permit”, which outlines the use of Chapter 14-86, F.A.C. The program uses the FDOT Intensity-Duration-Frequency Curves, the Suwannee River Water Management District (SWRMD) Rainfall Distribution Curves, and FDOT total rainfall values to find the critical event (peak stage and peak discharge rate) for stormwater ponds for proposed developments.
WHyRate (Windows Hydraulic Rating Curve Program)
$180
3 Months
Features and Capabilities:
- Windows 98 and above format featuring Windows Input.
- Output to Screen and/or to Printer in Tabulated Format.
- Data file capability for quick and easy work sessions.
- US Customary or SI Units.
- Calculates Fow Rates (Q) for Stage/Headwater and Tailwater Conditions.
- Plots Rating Curve (Stage vs. Discharge(Q)) and Natural Channel Cross-Section
- User Friendly – Just point and click – drop down menus and convenient toolbar.
- Other Features Include:
- Conversion between units at the click of a button!
- Hydraulic Structures Supported Include: Weirs, Orifices, Culverts (circular, box, oval, arch), channels (rectangulr, trapezoidal, and natural).
- Versatile Printout Capability to any size paper – Portrait or Landscape Orientation.
Versatile range of printers supported.
- And More!
WetRO (Storm Tabulations)
$180
3 Months
Features and Capabilities:
- Windows format featuring Windows Input.
- Output to Screen and/or to Printer.
- Tabulated Input format.
- Output Tabulated in FDOT format.
- User Friendly.
Other capabilities featured by WETRO Windows Version include:
Circular and/or elliptical pipe supported (unlimited pipes per system/unlimited systems).
Tabulated Pipe Input Format!
Rainfall Intensity by State and County, FDOT Rainfall Inensity Zones, or User Input Curves.
Calculates Hydraulic Grade Line (Backwater Analysis), Hydraulic Gradient, Pipe
Slope, Velocities and Capacities.
TC’s Adjusted using flow time in pipes.
Optional Input includes Junction/Minor Loss Coefficient, Kj.
Calculates Preliminary Design of Storm Pipe System(s) based on input of From,
To, Pipe Lengths, Structure Elevations, Manning’s N, and Desired Velocity
Ranges. Thickness of Reinforced Concrete Pipe is also condidered
AND User supplied(one(1)foot minimum)cover is provided along with
User supplied minimum pipe size AND User Provided Desired Outfall Invert!
Provides AN OPTIMAL DESIGN!
Versatile Printout Capability to any size paper – Portrait or Landscape Orientation.
U.S. Customary and S.I.Units
Etc.
HSCP (Hydrologic Storage and Conveyance Program)
$270
3 Months
Features and Capabilities:
- Windows XP, 2000 and 98 format featuring Windows Input.
- Output to Screen and/or to Printer.
- Data file capability for quick and easy work sessions.
- User editable Total Rainfalls.
- Various Hydrograph methods including: SCS Unit Hydrograph Method, Santa Barbara Unit Hydrograph, and Modified Rational Method .
- Calculates/Analyzes any number of ponds and conveyance systems and any number of runs. Dependent only on computer memory.
- User Friendly – Just point and click – drop down menus and convenient toolbar.
- Various control structures including risers.
Other Features Include:
Plotted hydrographs
Route hydrographs through ponds, channels, and/or pipes.
Variable Time increments.
No Memory Constraints Means:
- Time increments can be as small as desired.
- Unlimited number of nodes and reaches.
(NOTE: Depends on computer capability.)
Variable Tailwater considered.
Calculates Storage.
Can calculate through user input frequencies and durations.
St. Vennant (ICPR and SWMM) Routing System Used.
Includes versatile range of control structures including:
- Rectangular weir.
- Circular orifice.
- Rectangular orifice.
- Circular, rectangular and oval Culverts.
- Riser with pipe.
- Channels (Rectangular, Trapezoidal, and natural shapes).
- Pumps.
Versatile Printout Capability to any size paper – Portrait or
Landscape Orientation.
Versatile range of printers supported.
English Units. (Metric Units will be added later.)
And More!.
SLS (Sanitary Lift Station)
$160
6 Months
Features and Capabilities:
- Windows 98 and above format featuring Windows Input.
- Output to Screen and/or to Printer in Tabulated Format.
- Data file capability for quick and easy work sessions.
- User editable Pump Curves.
- US Customary or SI Units.
- Calculates Maximum Head (All Pumps On) and Minimum Head (All Other Pumps Off) Conditions.
- Plots System and Pump HEAD Vs. Q curves
- User Friendly – Just point and click – drop down menus and convenient toolbar.
Other Features Include:
- Conversion between units at the click of a button!
- Configuration of Wet Well Paramters.
- Calculation of Cycle Time.
- Uses Hazen-Williams Equation to Calculate Dynamic Losses.
- Versatile Printout Capability to any size paper – Portrait or Landscape Orientation.
- Versatile range of printers supported.
- And More!
ExFiltV3 (Simplified Analytical Saturated Flow Time)
$160
6 Months
Features and Capabilities:
ExFiltV3 (ExFilt version 3) is a program that calculates the drawdown time of water in storm water ponds and exfiltration systems under saturated flow or ground water mounding conditions. It uses the Simplified Analytical Method to make this calculation.
The program has been reviewed by the St. Johns Water Management District of Florida and added to their list of approved programs.
ModRatV4 (FDOT Mod. Rational Method)
$320
6 Months
Features and Capabilities:
ModRatv4 is the Windows version of ModRatc (Knowles Engineering version of FDOT Modified Rational Method). This program uses the Modified Rational Method as outlined in FDOT publication “Handbook for Drainage Connection Permit”, which outlines the use of Chapter 14-86, F.A.C. The program uses the FDOT Intensity-Duration-Frequency Curves, the Suwannee River Water Management District (SWRMD) Rainfall Distribution Curves, and FDOT total rainfall values to find the critical event (peak stage and peak discharge rate) for stormwater ponds for proposed developments.
WHyRate (Windows Hydraulic Rating Curve Program)
$320
6 Months
Features and Capabilities:
- Windows 98 and above format featuring Windows Input.
- Output to Screen and/or to Printer in Tabulated Format.
- Data file capability for quick and easy work sessions.
- US Customary or SI Units.
- Calculates Fow Rates (Q) for Stage/Headwater and Tailwater Conditions.
- Plots Rating Curve (Stage vs. Discharge(Q)) and Natural Channel Cross-Section
- User Friendly – Just point and click – drop down menus and convenient toolbar.
- Other Features Include:
- Conversion between units at the click of a button!
- Hydraulic Structures Supported Include: Weirs, Orifices, Culverts (circular, box, oval, arch), channels (rectangulr, trapezoidal, and natural).
- Versatile Printout Capability to any size paper – Portrait or Landscape Orientation.
Versatile range of printers supported.
- And More!
WetRO (Storm Tabulations)
$320
6 Months
Features and Capabilities:
- Windows format featuring Windows Input.
- Output to Screen and/or to Printer.
- Tabulated Input format.
- Output Tabulated in FDOT format.
- User Friendly.
Other capabilities featured by WETRO Windows Version include:
Circular and/or elliptical pipe supported (unlimited pipes per system/unlimited systems).
Tabulated Pipe Input Format!
Rainfall Intensity by State and County, FDOT Rainfall Inensity Zones, or User Input Curves.
Calculates Hydraulic Grade Line (Backwater Analysis), Hydraulic Gradient, Pipe
Slope, Velocities and Capacities.
TC’s Adjusted using flow time in pipes.
Optional Input includes Junction/Minor Loss Coefficient, Kj.
Calculates Preliminary Design of Storm Pipe System(s) based on input of From,
To, Pipe Lengths, Structure Elevations, Manning’s N, and Desired Velocity
Ranges. Thickness of Reinforced Concrete Pipe is also condidered
AND User supplied(one(1)foot minimum)cover is provided along with
User supplied minimum pipe size AND User Provided Desired Outfall Invert!
Provides AN OPTIMAL DESIGN!
Versatile Printout Capability to any size paper – Portrait or Landscape Orientation.
U.S. Customary and S.I.Units
Etc.
HSCP (Hydrologic Storage and Conveyance Program)
$480
6 Months
Features and Capabilities:
- Windows XP, 2000 and 98 format featuring Windows Input.
- Output to Screen and/or to Printer.
- Data file capability for quick and easy work sessions.
- User editable Total Rainfalls.
- Various Hydrograph methods including: SCS Unit Hydrograph Method, Santa Barbara Unit Hydrograph, and Modified Rational Method .
- Calculates/Analyzes any number of ponds and conveyance systems and any number of runs. Dependent only on computer memory.
- User Friendly – Just point and click – drop down menus and convenient toolbar.
- Various control structures including risers.
Other Features Include:
Plotted hydrographs
Route hydrographs through ponds, channels, and/or pipes.
Variable Time increments.
No Memory Constraints Means:
- Time increments can be as small as desired.
- Unlimited number of nodes and reaches.
(NOTE: Depends on computer capability.)
Variable Tailwater considered.
Calculates Storage.
Can calculate through user input frequencies and durations.
St. Vennant (ICPR and SWMM) Routing System Used.
Includes versatile range of control structures including:
- Rectangular weir.
- Circular orifice.
- Rectangular orifice.
- Circular, rectangular and oval Culverts.
- Riser with pipe.
- Channels (Rectangular, Trapezoidal, and natural shapes).
- Pumps.
Versatile Printout Capability to any size paper – Portrait or
Landscape Orientation.
Versatile range of printers supported.
English Units. (Metric Units will be added later.)
And More!.
SLS (Sanitary Lift Station)
$300
9 Months
Features and Capabilities:
- Windows 98 and above format featuring Windows Input.
- Output to Screen and/or to Printer in Tabulated Format.
- Data file capability for quick and easy work sessions.
- User editable Pump Curves.
- US Customary or SI Units.
- Calculates Maximum Head (All Pumps On) and Minimum Head (All Other Pumps Off) Conditions.
- Plots System and Pump HEAD Vs. Q curves
- User Friendly – Just point and click – drop down menus and convenient toolbar.
Other Features Include:
- Conversion between units at the click of a button!
- Configuration of Wet Well Paramters.
- Calculation of Cycle Time.
- Uses Hazen-Williams Equation to Calculate Dynamic Losses.
- Versatile Printout Capability to any size paper – Portrait or Landscape Orientation.
- Versatile range of printers supported.
- And More!
ExFiltV3 (Simplified Analytical Saturated Flow Time)
$300
9 Months
Features and Capabilities:
ExFiltV3 (ExFilt version 3) is a program that calculates the drawdown time of water in storm water ponds and exfiltration systems under saturated flow or ground water mounding conditions. It uses the Simplified Analytical Method to make this calculation.
The program has been reviewed by the St. Johns Water Management District of Florida and added to their list of approved programs.
ModRatV4 (FDOT Mod. Rational Method)
$600
9 Months
Features and Capabilities:
ModRatv4 is the Windows version of ModRatc (Knowles Engineering version of FDOT Modified Rational Method). This program uses the Modified Rational Method as outlined in FDOT publication “Handbook for Drainage Connection Permit”, which outlines the use of Chapter 14-86, F.A.C. The program uses the FDOT Intensity-Duration-Frequency Curves, the Suwannee River Water Management District (SWRMD) Rainfall Distribution Curves, and FDOT total rainfall values to find the critical event (peak stage and peak discharge rate) for stormwater ponds for proposed developments.
WHyRate (Windows Hydraulic Rating Curve Program)
$350
9 Months
Features and Capabilities:
- Windows 98 and above format featuring Windows Input.
- Output to Screen and/or to Printer in Tabulated Format.
- Data file capability for quick and easy work sessions.
- US Customary or SI Units.
- Calculates Fow Rates (Q) for Stage/Headwater and Tailwater Conditions.
- Plots Rating Curve (Stage vs. Discharge(Q)) and Natural Channel Cross-Section
- User Friendly – Just point and click – drop down menus and convenient toolbar.
- Other Features Include:
- Conversion between units at the click of a button!
- Hydraulic Structures Supported Include: Weirs, Orifices, Culverts (circular, box, oval, arch), channels (rectangulr, trapezoidal, and natural).
- Versatile Printout Capability to any size paper – Portrait or Landscape Orientation.
Versatile range of printers supported.
- And More!
WetRO (Storm Tabulations)
$600
9 Months
Features and Capabilities:
- Windows format featuring Windows Input.
- Output to Screen and/or to Printer.
- Tabulated Input format.
- Output Tabulated in FDOT format.
- User Friendly.
Other capabilities featured by WETRO Windows Version include:
Circular and/or elliptical pipe supported (unlimited pipes per system/unlimited systems).
Tabulated Pipe Input Format!
Rainfall Intensity by State and County, FDOT Rainfall Inensity Zones, or User Input Curves.
Calculates Hydraulic Grade Line (Backwater Analysis), Hydraulic Gradient, Pipe
Slope, Velocities and Capacities.
TC’s Adjusted using flow time in pipes.
Optional Input includes Junction/Minor Loss Coefficient, Kj.
Calculates Preliminary Design of Storm Pipe System(s) based on input of From,
To, Pipe Lengths, Structure Elevations, Manning’s N, and Desired Velocity
Ranges. Thickness of Reinforced Concrete Pipe is also condidered
AND User supplied(one(1)foot minimum)cover is provided along with
User supplied minimum pipe size AND User Provided Desired Outfall Invert!
Provides AN OPTIMAL DESIGN!
Versatile Printout Capability to any size paper – Portrait or Landscape Orientation.
U.S. Customary and S.I.Units
Etc.
HSCP (Hydrologic Storage and Conveyance Program)
$900
9 Months
Features and Capabilities:
- Windows XP, 2000 and 98 format featuring Windows Input.
- Output to Screen and/or to Printer.
- Data file capability for quick and easy work sessions.
- User editable Total Rainfalls.
- Various Hydrograph methods including: SCS Unit Hydrograph Method, Santa Barbara Unit Hydrograph, and Modified Rational Method .
- Calculates/Analyzes any number of ponds and conveyance systems and any number of runs. Dependent only on computer memory.
- User Friendly – Just point and click – drop down menus and convenient toolbar.
- Various control structures including risers.
Other Features Include:
Plotted hydrographs
Route hydrographs through ponds, channels, and/or pipes.
Variable Time increments.
No Memory Constraints Means:
- Time increments can be as small as desired.
- Unlimited number of nodes and reaches.
(NOTE: Depends on computer capability.)
Variable Tailwater considered.
Calculates Storage.
Can calculate through user input frequencies and durations.
St. Vennant (ICPR and SWMM) Routing System Used.
Includes versatile range of control structures including:
- Rectangular weir.
- Circular orifice.
- Rectangular orifice.
- Circular, rectangular and oval Culverts.
- Riser with pipe.
- Channels (Rectangular, Trapezoidal, and natural shapes).
- Pumps.
Versatile Printout Capability to any size paper – Portrait or
Landscape Orientation.
Versatile range of printers supported.
English Units. (Metric Units will be added later.)
And More!.
SLS (Sanitary Lift Station)
$450
12 Months
Features and Capabilities:
- Windows 98 and above format featuring Windows Input.
- Output to Screen and/or to Printer in Tabulated Format.
- Data file capability for quick and easy work sessions.
- User editable Pump Curves.
- US Customary or SI Units.
- Calculates Maximum Head (All Pumps On) and Minimum Head (All Other Pumps Off) Conditions.
- Plots System and Pump HEAD Vs. Q curves
- User Friendly – Just point and click – drop down menus and convenient toolbar.
Other Features Include:
- Conversion between units at the click of a button!
- Configuration of Wet Well Paramters.
- Calculation of Cycle Time.
- Uses Hazen-Williams Equation to Calculate Dynamic Losses.
- Versatile Printout Capability to any size paper – Portrait or Landscape Orientation.
- Versatile range of printers supported.
- And More!
ExFiltV3 (Simplified Analytical Saturated Flow Time)
$450
12 Months
Features and Capabilities:
ExFiltV3 (ExFilt version 3) is a program that calculates the drawdown time of water in storm water ponds and exfiltration systems under saturated flow or ground water mounding conditions. It uses the Simplified Analytical Method to make this calculation.
The program has been reviewed by the St. Johns Water Management District of Florida and added to their list of approved programs.
ModRatV4 (FDOT Mod. Rational Method)
$900
12 Months
Features and Capabilities:
ModRatv4 is the Windows version of ModRatc (Knowles Engineering version of FDOT Modified Rational Method). This program uses the Modified Rational Method as outlined in FDOT publication “Handbook for Drainage Connection Permit”, which outlines the use of Chapter 14-86, F.A.C. The program uses the FDOT Intensity-Duration-Frequency Curves, the Suwannee River Water Management District (SWRMD) Rainfall Distribution Curves, and FDOT total rainfall values to find the critical event (peak stage and peak discharge rate) for stormwater ponds for proposed developments.
WHyRate (Windows Hydraulic Rating Curve Program)
$900
12 Months
Features and Capabilities:
- Windows 98 and above format featuring Windows Input.
- Output to Screen and/or to Printer in Tabulated Format.
- Data file capability for quick and easy work sessions.
- US Customary or SI Units.
- Calculates Fow Rates (Q) for Stage/Headwater and Tailwater Conditions.
- Plots Rating Curve (Stage vs. Discharge(Q)) and Natural Channel Cross-Section
- User Friendly – Just point and click – drop down menus and convenient toolbar.
- Other Features Include:
- Conversion between units at the click of a button!
- Hydraulic Structures Supported Include: Weirs, Orifices, Culverts (circular, box, oval, arch), channels (rectangulr, trapezoidal, and natural).
- Versatile Printout Capability to any size paper – Portrait or Landscape Orientation.
Versatile range of printers supported.
- And More!
WetRO (Storm Tabulations)
$900
12 Months
Features and Capabilities:
- Windows format featuring Windows Input.
- Output to Screen and/or to Printer.
- Tabulated Input format.
- Output Tabulated in FDOT format.
- User Friendly.
Other capabilities featured by WETRO Windows Version include:
Circular and/or elliptical pipe supported (unlimited pipes per system/unlimited systems).
Tabulated Pipe Input Format!
Rainfall Intensity by State and County, FDOT Rainfall Inensity Zones, or User Input Curves.
Calculates Hydraulic Grade Line (Backwater Analysis), Hydraulic Gradient, Pipe
Slope, Velocities and Capacities.
TC’s Adjusted using flow time in pipes.
Optional Input includes Junction/Minor Loss Coefficient, Kj.
Calculates Preliminary Design of Storm Pipe System(s) based on input of From,
To, Pipe Lengths, Structure Elevations, Manning’s N, and Desired Velocity
Ranges. Thickness of Reinforced Concrete Pipe is also condidered
AND User supplied(one(1)foot minimum)cover is provided along with
User supplied minimum pipe size AND User Provided Desired Outfall Invert!
Provides AN OPTIMAL DESIGN!
Versatile Printout Capability to any size paper – Portrait or Landscape Orientation.
U.S. Customary and S.I.Units
Etc.
HSCP (Hydrologic Storage and Conveyance Program)
$1300
12 Months
Features and Capabilities:
- Windows XP, 2000 and 98 format featuring Windows Input.
- Output to Screen and/or to Printer.
- Data file capability for quick and easy work sessions.
- User editable Total Rainfalls.
- Various Hydrograph methods including: SCS Unit Hydrograph Method, Santa Barbara Unit Hydrograph, and Modified Rational Method .
- Calculates/Analyzes any number of ponds and conveyance systems and any number of runs. Dependent only on computer memory.
- User Friendly – Just point and click – drop down menus and convenient toolbar.
- Various control structures including risers.
Other Features Include:
Plotted hydrographs
Route hydrographs through ponds, channels, and/or pipes.
Variable Time increments.
No Memory Constraints Means:
- Time increments can be as small as desired.
- Unlimited number of nodes and reaches.
(NOTE: Depends on computer capability.)
Variable Tailwater considered.
Calculates Storage.
Can calculate through user input frequencies and durations.
St. Vennant (ICPR and SWMM) Routing System Used.
Includes versatile range of control structures including:
- Rectangular weir.
- Circular orifice.
- Rectangular orifice.
- Circular, rectangular and oval Culverts.
- Riser with pipe.
- Channels (Rectangular, Trapezoidal, and natural shapes).
- Pumps.
Versatile Printout Capability to any size paper – Portrait or
Landscape Orientation.
Versatile range of printers supported.
English Units. (Metric Units will be added later.)
And More!.
Package Plans
Precision Package (SLS + ExFilt)
$30
1 Use
Ideal For: Engineering projects needing precision and filtration analytics
Includes:
- SLS (Sanitary Lift Station) – Precision engineering solutions
- ExFiltV3 (Simplified Analytical Saturated Flow Time)
Pure Insights Package (WetRO + ExFilt)
$60
1 Use
Ideal For: Water treatment and filtration analysis
Includes:
- WetRO (Storm Tabulations)
- ExFiltV3 (Simplified Analytical Saturated Flow Time)
Advanced Analytics Package (ModRatV4 +WHyRate + ExFilt)
$60
1 Use
Ideal For: Data-driven modeling and environmental analytics
Includes:
- ModRat (FDOT Mod. Rational Method)
- WHyRate (Windows Hydraulic Rating Curve Program)
- ExFiltV3 (Simplified Analytical Saturated Flow Time)
$80
1 Use
Ideal For: High-standard engineering solutions
Includes:
- SLS (Sanitary Lift Station)
- HSCP (Hydrologic Storage and Conveyance Program)
Complete Innovation Package (SLS + ModRatV4 + WetRO + HSCP + ExFilt)
$180
1 Use
Ideal For: Comprehensive engineering, data analytics, water purification, and filtration needs
Precision Package (SLS + ExFilt)
$300
3 Months
Ideal For: Engineering projects needing precision and filtration analytics
Includes:
- SLS (Sanitary Lift Station) – Precision engineering solutions
- ExFiltV3 (Simplified Analytical Saturated Flow Time)
Pure Insights Package (WetRO + ExFilt)
$600
3 Months
Ideal For: Water treatment and filtration analysis
Includes:
- WetRO (Storm Tabulations)
- ExFiltV3 (Simplified Analytical Saturated Flow Time)
Advanced Analytics Package (ModRatV4 +WHyRate + ExFilt)
$600
3 Months
Ideal For: Data-driven modeling and environmental analytics
Includes:
- ModRat (FDOT Mod. Rational Method)
- WHyRate (Windows Hydraulic Rating Curve Program)
- ExFiltV3 (Simplified Analytical Saturated Flow Time)
Engineering Excellence Package (SLS + HSCP)
$900
3 Months
Ideal For: High-standard engineering solutions
Includes:
- SLS (Sanitary Lift Station)
- HSCP (Hydrologic Storage and Conveyance Program)
Complete Innovation Package (SLS + ModRatV4 + WetRO + HSCP + ExFilt)
$1200
3 Months
Ideal For: Comprehensive engineering, data analytics, water purification, and filtration needs
Precision Package (SLS + ExFilt)
$500
6 Months
Ideal For: Engineering projects requiring sustained precision and filtration analytics
Includes:
- SLS (Sanitary Lift Station) – Precision engineering solutions
- ExFiltV3 (Simplified Analytical Saturated Flow Time)
Pure Insights Package (WetRO + ExFilt)
$1100
6 Months
Ideal For: Water treatment and filtration analysis
Includes:
- WetRO (Storm Tabulations)
- ExFiltV3 (Simplified Analytical Saturated Flow Time)
Advanced Analytics Package (ModRatV4 +WHyRate + ExFilt)
$1100
6 Months
Ideal For: Long-term data-driven modeling and environmental analysis
Includes:
- ModRat (FDOT Mod. Rational Method)
- WHyRate (Windows Hydraulic Rating Curve Program)
- ExFiltV3 (Simplified Analytical Saturated Flow Time)
Engineering Excellence Package (SLS + HSCP)
$1850
6 Months
Ideal For: High-standard engineering with compliance for longer projects
Includes:
- SLS (Sanitary Lift Station)
- HSCP (Hydrologic Storage and Conveyance Program)
Complete Innovation Package (SLS + ModRatV4 + WetRO + HSCP + ExFilt)
$2200
6 Months
Ideal For: Comprehensive solutions across engineering, data analytics, water purification, and environmental analysis
Precision Package (SLS + ExFilt)
$700
9 Months
Ideal For: Long-term precision in engineering and filtration analytics
Includes:
- SLS (Sanitary Lift Station) – Precision engineering solutions
- ExFiltV3 (Simplified Analytical Saturated Flow Time)
Pure Insights Package (WetRO + ExFilt)
$1500
9 Months
Ideal For: Extended water treatment and filtration
Includes:
- WetRO (Storm Tabulations)
- ExFiltV3 (Simplified Analytical Saturated Flow Time)
Advanced Analytics Package (ModRatV4 +WHyRate + ExFilt)
$1500
9 Months
Ideal For: Extended data-driven modeling and environmental analysis
Includes:
- ModRat (FDOT Mod. Rational Method)
- WHyRate (Windows Hydraulic Rating Curve Program)
- ExFiltV3 (Simplified Analytical Saturated Flow Time)
Engineering Excellence Package (SLS + HSCP)
$2300
9 Months
Ideal For: High-performance engineering for longer-term projects
Includes:
- SLS (Sanitary Lift Station)
- HSCP (Hydrologic Storage and Conveyance Program)
Complete Innovation Package (SLS + ModRatV4 + WetRO + HSCP + ExFilt)
$2600
9 Months
Ideal For: Comprehensive engineering, data analytics, water purification, and filtration solutions
Precision Package (SLS + ExFilt)
$900
12 Months
Ideal For: Annual precision engineering and filtration needs
Includes:
- SLS (Sanitary Lift Station) – Precision engineering solutions
- ExFiltV3 (Simplified Analytical Saturated Flow Time)
Pure Insights Package (WetRO + ExFilt)
$2100
12 Months
Ideal For: Year-long water purification and filtration
Includes:
- WetRO (Storm Tabulations)
- ExFiltV3 (Simplified Analytical Saturated Flow Time)
Advanced Analytics Package (ModRatV4 +WHyRate + ExFilt)
$2100
12 Months
Ideal For: Extended analytics and environmental analysis
Includes:
- ModRat (FDOT Mod. Rational Method)
- WHyRate (Windows Hydraulic Rating Curve Program)
- ExFiltV3 (Simplified Analytical Saturated Flow Time)
Engineering Excellence Package (SLS + HSCP)
$3100
12 Months
Ideal For: Annual high-performance engineering solutions
Includes:
- SLS (Sanitary Lift Station)
- HSCP (Hydrologic Storage and Conveyance Program)
Complete Innovation Package (SLS + ModRatV4 + WetRO + HSCP + ExFilt)
$3500
12 Months
Ideal For: Comprehensive, year-round engineering, analytics, water purification, and filtration
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