EFH2 Software

The EFH-2 software implements the procedures described in the NEH 650 - Engineering Field Handbook Chapter 2 (EFH-2) for estimating runoff and peak discharge. Required information includes watershed characteristics (drainage area, runoff curve number, watershed length, watershed slope) and rainfall amount and rainfall distribution. The link below will take you to the NRCS Tech Tools page. Find and download the latest version of EFH-2.

Watershed Tools Overview

This webinar is a recorded PowerPoint showing the NRCS Engineering Tools-Watershed Tools and other Tools in ArcMap. The first 19 minutes covers the steps to delineate a watershed and determine a composite RCN. At 19:39, other useful tools in the Toolboxes are explained.

BWSR Snapshots

Snapshots are stories published monthly by BWSR to highlight the work of our agency and partners. They provide insights on how these partnerships impact our state's soil and water resources.

Featured Plant

BWSR’s monthly Featured Plant includes information on native species identification, range, preferred habitat, uses and planting recommendations. Focusing on plants that are important for conservation projects and native gardens, BWSR’s ecological science conservationist curates the feature with occasional contributions from other experts.