On October 29, 2009, a leakage of gasoline occurred on the Indian Oil Corporation's Petroleum Oil Lubricants Terminal at Sanganer in Jaipur, Rajasthan State, India. The leakage which continued for 75 minutes led to a severe vapor cloud. An unconfined vapor cloud explosion occurred and it resulted a massive fire of eleven aboveground oil storage tanks. The fire continued to burn for eleven days. Eleven people lost their lives and 45 others were injured in the incident. The Independent Inquiry Committee of the Ministry of Petroleum and Natural Gas issued the report on the cause of this incident. This paper describes the incident according to the Committee's report.