JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. Rainfall Curves Rainfall curves fall into two categories: Gauged (Time Versus Depth) Rainfall Tables Synthetic Rainfall Distributions Dimensionless Depth: SCS Distributions Modeling Storms with SCS Distributions Dimensionless Depth and Time Example: Dimensionless Time and Depth Curves Synthetic Rainfall Tables Bulletins 70/71 Rainfall Time-Distribution Information Watershed Area Rainfall Duration Data Sources Data Format Bulletin 70/71 Data Circular 173 Data Rainfall Curves: Build from I-D-F Data Parent topic: Rainfall