A powerful explosion rocked a residential building on Nordhemsgatan in central Gothenburg during the early hours of Friday.
The blast, which occurred around 00:30, caused significant damage to the building's entrance and shattered windows across the street.
Fortunately, no injuries were reported.
Witnesses described the explosion as extremely loud, with debris scattered across the street.
Police and emergency services quickly responded, cordoning off the area and beginning an investigation.
A man in his 30s has been arrested on suspicion of causing the explosion, which is being treated as a case of gross public endangerment.
Authorities are continuing to gather evidence and conduct interviews, while also reviewing surveillance footage from the area.
Despite the severity of the incident, police have found no links to gang activity.