The conflagration could have been avoided had police and administration not failed to gauge underlying tension.
The video which was shot from a rooftop also has several gunshots sounds, and the police are reportedly probing the clip in order to find out those responsible for the clashes.
Kasganj Clashes: Uttar Pradesh Chief Minister announces ex-gratia of Rs 20 Lakh for Chandan Abhishek's parents
One person died and two others were injured after a clash broke out between two communities during 'Tiranga Yatra' in Kasganj city on Friday.
Explosives were found during house to house searches following which the state police chief said that the stringent National Security Act would be invoked against the culprits.
Kasganj communal violence: Section 144, internet shutdown continue in UP district; accused identified, say cops
The situation in Kasganj remained tense on Sunday, three days after violent clashes followed a 'Tiranga Yatra' carried out by bike-borne youth on Republic Day where one person was killed.