Modern Stormwater Design Software Makes
Hydraulics & Hydrology Detention Pond Design Watershed Modeling Storm Sewer Design Culvert Design Open Channels
Easy
Easy-to-use Stormwater Design Software for Civil & Environmental Engineers
Hydrology Studio empowers Civil & Environmental Engineers to create smarter, faster stormwater designs. Whether you’re crafting detention ponds, optimizing storm sewers, modeling culverts, or mastering open channel hydraulics — you’ll get results you can trust with this popular stand-alone software.
Spend less time wrestling with outdated drainage software and more time delivering projects that impress.
Flexible purchase options let you choose exactly what you need — buy individual programs or save with our bundle.
Better H&H Software. The Happiest Customers.
Rated #1 by civil and consulting engineers alike













Introducing the Hydrology Studio Suite
Discover the ultimate solution for all your stormwater design and modeling needs with the Hydrology Studio Suite. Five seamlessly integrated programs give you everything you need to tackle any drainage challenge — all at a price that makes sense for your firm.
Feel the difference as your productivity soars. Simplify your workflows. Standardize your processes. Deliver polished, professional designs that elevate your reputation and set you and your firm apart.
No wonder it’s our most popular offering — engineers trust it to help them work smarter, faster, and with greater confidence.


Hydrology Studio
Detention Pond Design Software You'll Enjoy Using
Hydrology Studio uses an interactive basin model diagram that lets you easily point and click your way through pre- and post-development site designs and complex watersheds.
Provides NRCS TR20, TR55 runoff compatibility, Rational, Modified Rational and Malcom Small Watershed Hydrograph methods.
Create runoff hydrographs, combine, route and divert hydrographs. Interactive detention pond design. Best-in-class reports.
Stormwater Studio
Storm Sewer Design Software, Simplified
Design, model or analyze complete storm sewer systems with a variety of HEC22 inlets and catch basins in less time. Design using energy-based HGL/EGL calculations. Get rewarded with graphic-rich surface and profile plots, outstanding graphics and reporting. Agency-friendly. User friendly.


Studio Express
Must-have Hydraulics and Hydrology Software
When you need answers fast, this is your go-to hydraulics and hydrology software. Model open channels, pipes, weirs, orifices and inlets…on the fly! Create runoff hydrographs and estimate required storages for detention ponds. Includes retention pond recovery analysis!
Culvert Studio
Modern-day Culvert Modeling Software
Upgrade your obsolete culvert design software to a cutting-edge solution that surpasses all expectations. Culvert Studio provides an immersive user interface coupled with reliable and proven methodologies, ensuring unparalleled performance.
Model single-barrel crossings, multi-barrel culverts with a variety of shapes, sizes, slopes, inlet configurations and materials. Handles any flow regime with overtopping flow.


Channel Studio
Your Favorite Open Channel Modeling Software
Channel Studio is an easy-to-use tool for performing hydraulic analysis on open channel systems.
Compute water surface profiles in any flow regime for any open channel including bridge structures, culvert crossings and inline weirs. Also performs bridge scour.
Why Use Hydrology Studio?
- Designed specifically for civil engineering firms, startups, reviewers and educators.
- Rock-solid, time-tested, fully-documented, accepted stormwater calculation methods.
- Available as a perpetual license or subscription.
- Consistent stormwater design and analysis speeds up review approvals, builds trust.
- Short learning curve. Familiar user interfaces improves efficiency and productivity.
- Over 5,000 users in over 20 countries... and growing!
Who Uses Hydrology Studio?






































