Timber Management

Pre-Treatment Assessments (PTA)

PTA’s are a vital part of Nova Scotia’s Natural Resource Strategy. They are required to gather the necessary information to prescribe an ecosystems based management prescription. Using Nova Scotia Forest Management Guides.

To help implement PTA’s, the following tools are availiable.

Download Wind Exposure Data - Download a provincial raster dataset (stored within an ESRI File Geodatabase), along with a layer file (.lyr) of the standard wind exposure symbology and an ArcMap MXD containing the data and symbology for use with ArcMap 10.2.x and greater.


To be notified of updates to the PTA program email: Tim McGrath at

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