Abstract:In order to improve scientificity and accuracy of regional economy, electric power prosperity detection warning under the new normal economic development, this article researched on construction and application of regional electric prosperity warning system based on multidimensional big data. On top of stating and analyzing the traditional method of electric power prosperity index and warning system, the theoretical framework and modeling of regional electric power prosperity warning system based on multi-dimensional big data such as economy, energy, electricity, and environment are proposed and constructed. Developed regional electric power prosperity index indicator system which includes electricity usage prosperity index, customer usage willing index, electricity demand index, and electricity industry prosperity index, and stated processing scheme and application method of indexes. In addition, validated application analysis based on multidimensional big data of Henan province, established electricity industry warning signals for Henan province, and realized accurate forecasting on electricity development and prosperity status. The research results have referential significance on government departments, industrial companies, and public monitoring regional economic and electric power operation status, developing research analysis on relationship between energy electricity and economy.