Trace Downstream Nov 2024

Titleā€ƒ Trace Downstream Nov 2024

Summary

Using flow accumulation and flow direction grids and a 2km buffer around an input point, create a downstream flow path within the buffered area. Find the distance to the intersected wetlands and nearest impaired water. Find the land use along the downstream path. Uses NLCD 2021 data and NWI scored wetlands processed in 2024 Only for use in WetCAT app. This script is written for ArcPro 2.9


Usage

For use in the Wetlands Condition Assessment Tool (WetCAT) viewer. This script only works in Virginia and the APNEP Management boundary in North Carolina.


Syntax

Parameter Explanation
Input_Feature_Point

Input location specified by user by clicking on map in the WetCAT map viewer.

Code Samples

Tags

WetCAT, Virginia, APNEP Management Area, Trace Downstream

Credits

Center for Coastal Resources Management (CCRM) at the Virginia Institute of Marine Science (VIMS)


Use limitations