This study reports on the effects of lightning discharge on power lines in Afam Power Plant, Nigeria. Unstable electrical power transmission is one of the myriads of problems facing the energy sector in Nigeria. The possible consequences of the lightning effect on the consumers are felt in the increased power blackouts in the affected areas. This leads to loss of revenue from the power transmission companies, consumers and the society at large. This paper x-rays the possible causes, and proffers solution and recommendations on the way forward.