Other Tools and Resources

i-Tree Storm

i-Tree Storm was developed as a quick and credible means of assessing storm damage. No longer supported by i-Tree it remains available a legacy program. 


The International Tree Failure Database (ITFD) is a Forest Service-supported citizen science effort to collect data on downed trees. For more information on the current status of the database, contact Dudley Hartel


  1. The International Society of Arboriculture (ISA) offers a risk assessment training program and associated Tree Risk Assessment Qualification (TRAQ).