Hydrologic Modeling Software for the United States | SWATGenX
CONUS screening, flood context, and SWAT+ model packages — 16,000+ USGS stations, NHDPlus HR, no GIS install.
What it is: SWATGenX is a browser-based hydrologic modeling platform for the United States that turns national hydrography, climate, soils, and land cover into screening, reports, and SWAT+ model packages.
What it does: Screen flood-related context across 16,000+ USGS stations, explore every HUC8 in CONUS, generate decision-ready PDFs, and download calibrated SWAT+ projects — without local GIS or manual data assembly.
Who it is for: Water resources engineers, consultants, agencies, and researchers who need repeatable hydrologic analysis at national scale with an interactive watershed modeling platform.
Start now
Trusted for modeling across CONUS with:
- 16,000+ USGS stations
- NHDPlus HR (~27M flowlines)
- PRISM, NSRDB, gSSURGO, NLCD
Hydrologic modeling platform for CONUS
Where desktop suites focus on project-by-project setup, SWATGenX operates as a hydrologic modeling platform: national inputs are pre-integrated so you move from basin selection to outputs in one workflow.
What you can do with SWATGenX
- Watershed screening across CONUS (HUC8 and USGS-centered)
- Flood risk assessment with live USGS context
- Water balance and water quality with SWAT+
- Automated PDF watershed reports
- Calibration and validation workflows
- Downloadable SWAT+ model packages
