Project Name
Prepared by
Project Description
Collection Area
Lightning Ground Flash Density
Flashes / km² / year
Flash Density map
Surroundings
Structures/trees of greater height within collection area
Structures/trees of equal or lesser height within collection area
No other structures or trees within collection area
On hilltop with no other structures or trees within collection area
Structure Material Type
Metal
Nonmetallic
Combustible
Roof Material Type
Metal
Nonmetallic
Combustible
Structure Contents
Low value and noncombustible
Standard value and noncombustible
High value, moderate combustibility
Exceptional value, flammable liquids, computer or electronics
Exceptional value, irreplaceable cultural items
Structure Occupancy
Unoccupied
Normally Occupied
Difficult to evacuate or risk of panic
Lightning Consequence
Continuity of facility services not required, no environmental impact
Continuity of facility services required, no environmental impact
Consequences to the environment
CALCULATE
NFPA 780 Simplified Lightning Risk Calculator
Version 2.0
Meters
Feet
USER GUIDE
10m
© 2016 - EAST COAST LIGHTNING EQUIPMENT INC
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