Based on 2012—2013 lighting detection data and 2011—2013 lighting disaster statistical data

the Arc GIS was used to analyze the temporal and spatial distribution of lightning activity

lighting disaster frequency

lightning density vital vulnerability module and economic vulnerability module were selected as assessment indices of risk zoning of regional lightning disaster. The result shows the lightning in Jiangxi mostly occurred in the period from march to September

especially in summer

and the lighting activities occurred frequently in the period from 14:00 to 21:00. High lighting density occurred on the windward slopes of mountain and nearby the river. Jiujiang

Nanchang

Yingtan and Shangrao are the maximal vulnerability area.