Police are investigating reports that a ‘suspicious object’ exploded in the Bonds Place area of the Waterside last night.
The PSNI said the suspicious object was thrown in the street and subsequently detonated close to a house.
Damage was caused to the front door of the property.
There were no reports of any injuries.
Police have appealed for anyone with information to contact the non-emergency number 101 quoting reference 2093 03/09/19.