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Fax: +1.240.547.1795

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International Society of Arboriculture
PO Box 191
Annapolis Junction, MD 20701
United States

Physical Address

International Society of Arboriculture
270 Peachtree St NW, Suite 1900
Atlanta, GA 30303
United States

Events

Event Details

Tree Lightning Protection Workshop

Date: December 18, 2025
Location: Willard Hall, Room 010 , Stillwater, OK, UNITED STATES
Organizer: Firestorm Tree Specialists
Sponsor: Oklahoma State University
Description: Course Overview


This full-day training combines classroom instruction with in-field practice to equip arborists and tree care professionals with the knowledge and hands-on skills needed to design, install, and maintain tree lightning protection systems.
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Course Agenda

Morning Session – Classroom Training
• Lightning Basics: physics of lightning, sideflash, step voltage
• Tree Lightning Protection Systems (TLPS): objectives, limitations, and tree susceptibility (location, size, species)
• System Components: conductors, connectors, air terminals, fasteners, grounding electrodes, materials, and specifications
• Tools & Equipment: selection, use, and safety considerations (binoculars, multimeters, drivers, pliers, ladders, PPE, etc.)
• Best Practices: arborist/installer qualifications, owner notification, tree protection during installation
• System Design: grounding systems, conductor layout, bonding, aboveground specifications
• Maintenance & Inspection: re-fastening, relocating air terminals, improving grounding in droughts, and addressing lightning-damaged trees


Afternoon Session – Field Training
• Hands-on installation of three complete tree lightning protection systems
• Step-by-step demonstration of conductor installation, fastening, grounding, and air terminal placement
• Practice with specialized tools and testing equipment
• On-site troubleshooting and system inspection

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Required Safety Gear
Participants must bring:
• Hard hat
• Safety glasses
• Gloves
• Climbing gear (optional, if you wish to participate in in-tree installation)
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Course Highlights
• Expert instruction from Cori Watson, ISA Board Certified Master Arborist
• Blend of classroom learning and practical field application
• Gain experience installing full systems under professional guidance
• Earn 7.5 ISA CEUs
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Coffee, breakfast, and lunch will be provided.
For more information, contact Cori Watson at 405-505-5525 or [email protected]
Contact Name: Cori Watson
Contact Phone: 4055055525
Contact Email: [email protected]


Registration: https://form.jotform.com/coriw/tree-lightning-protection-workshop
Seats Available: 75
CEUs available: Yes


Start Date: 7:30 AM, December 18, 2025
End Date: 5:00 PM, December 18, 2025

Address: Willard Hall, Room 010
Willard Hall
Stillwater
OK
74078
UNITED STATES
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