Abstract: Ensuring the safety and reliability of the 10kV distribution network is of great significance for the quality of electricity consumption and user safety. Under adverse weather conditions, lightning is highly likely to cause injury or damage to the 10kV distribution network, seriously affecting the operation and safety of the 10kV distribution network. This article elaborates on the common lightning hazards in the 10kV distribution network in the Mengzi area, analyzes the causes of lightning faults, and proposes specific measures to prevent lightning strikes in the 10kV distribution network by updating technology and strengthening management.