Insightful articles to help you be the best at Hydraulics & Hydrology

How to Build a Watershed Model, Part I

Watershed Modeling Software

Learn how to create a basin model for a watershed in Hydrology Studio.

How to Build a Watershed Model, Part II

Watershed modeling software

Learn how to create a basin model for a watershed in Hydrology Studio.

The Best Way to Design a Detention Pond Structure

detention pond design software

A step-by-step approach to designing an outlet structure in the fewest steps.

A Pre/Post Development Detention Pond Example

A step-by-step example on detention pond design using the NRCS method.

The Rational Method vs. NRCS Method

Rational method Vs. NRCS

Rational, Modified Rational and the NRCS are compared side-by-side.

The Modified Rational Method, Step-by-Step

Modified Rational Method

A step-by-step example of how to apply the Modified Rational method.

Bioretention Pond Design

Bioretention pond design

How to model an infiltration basin, bioretention pond or rain garden.

When Detention Pond Routings Fail

hydrology design software

Learn how to troubleshoot detention pond routings when things go wrong.

How to Design Using Volumetric Detention

Volumetric detention pond design

It satisfies both peak release rate and volume restriction criteria, easily.

How NRCS Hydrographs Are Made

NRCS Hydrograph Procedure

Learn how NRSC hydrographs are constructed in Hydrology Studio.

Connecting a Pond to a Storm Sewer System

Here’s how to connect your storm sewer to a detention pond.

Water Surface Profiles for Storm Sewers

Water Surface Profile for Storm Sewer

Gain a stronger understanding of storm sewer hydraulics. Very popular!

Water Surface Profiles for Open Channels, Part I

Mountain landscape with river

This popular article bridges the gap between college and the real world.

Water Surface Profiles for Open Channels, Part II

Teaches you how to think “gradually” when modeling open channels.

A Video Introduction to Channel Studio

Open Channel Modeling Software

Introductory video walks you through the basics of Channel Studio and many of its cool features. 

Draw Curved Reaches on a Map in Channel Studio

Open Channel Hydraulics

This video shows how easy it is to add a bitmap background image as a map, geo-reference it, and add curved reaches to it. Much more.

Retention Pond Recovery Analysis, Example 1

Retention Pond Recovery Analysis

Design example calculates infiltration times in a shallow, sandy aquifer.

Retention Pond Recovery Analysis, Example 2

Retention Pond Simplified Analytical Method

Design example calculates infiltration times for underground chambers.

Exfiltration Trench Recovery Time Example

Exfiltration trench recovery time

Design example calculates recovery times for an exfiltration trench.

Model & Design Culverts in Culvert Studio

culvert design software

Modeling Culverts to obtain a winning final design using Culvert Studio.

How to Perform a Critical Storm Duration Analysis

Critical Storm Duration Analysis

Determine the design storm that produces the highest peak flow rate.