User Guide

Welcome to the pfdf user guide. This guide is intended for users who have read the main series tutorials and are ready for a more detailed discussion of pfdf. Specifically, the guide provides more in-depth discussions of pfdf components and concepts, with some practical suggestions for implementing common workflows. Although the guide is more detailed than the tutorials, it is not exhaustive. For a complete reference guide to pfdf, please consult the API instead.

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Arrays

Tips for working with numeric inputs.

Rasters

A class to manage raster datasets.

Download Data

Routines to download commonly used datasets from the internet.

Watershed Analyses

Modules that analyze watershed datasets, including:

• Soil burn-severity (SBS),

• Digital elevation models (DEMs), and

• Flow directions.

Segments

A class to build and manage stream segment networks.

Models

Hazard assessment models, including:

• Probability and rainfall accumulation,

• Potential sediment volume, and

• Hazard classification.

Utilities

Miscellaneous utilities to facilitate working with pfdf:

• Rainfall intensities and accumulations,

• Slope unit conversions,

• Distance unit conversions,

• File format drivers, and

• NoData values