A fire erupted at an Indian Oil Corp depot outside Mumbai and 20 fire tenders were trying to extinguish the blaze, police said on Tuesday.The fire alert was received by the police around 2 am from the security guard of the company in the Taloja-MIDC area of Navi Mumbai. So far, there are no reports of any casulties. At least 25 fire tenders have rushed to the spot and are fighting the blaze, while reinforcemenrs are being summoned from neighbouring towns like Thane and Panvel. Top police officials including Navi Mumbai police commissioner Javed Ahmed and others were at the site supervising the firefighting operations. A company official said the depot in Taloja stored lube oil but had no stocks of crude oil.