This software application tool estimates the annual amount of rainwater and frequency of runoff at a specific site using green infrastructure as low-impact development controls.
National Stormwater Calculator Homepage
- Analyzes site hydrology for small- to medium-sized locations (less than 12 acres)
- Accesses several national databases that provide soil, topography, rainfall, and evaporation information for a chosen site
- Shows how runoff may vary based on historical weather and potential future climate conditions