Television footage showed a plume of smoke rising over the city where 10 people were killed in a suicide attack on Monday.
Geo News channel reported the blast occurred in the Kohar Road area of the city. A police team was despatched to the area to investigate the incident.
Ten people were killed and nearly 50 injured when a suicide bomber blew himself up outside a court complex in Peshawar yesterday.
The city has borne the brunt of a wave of bombings and suicide attacks that has killed hundreds across Pakistan.
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