The incident occurred in Sollentuna north of Stockholm at around 9.40pm on Wednesday.
– We are on our way, initially it should be a gate that has exploded, says Thomas Skans at the rescue service.
There is no fire or smoke development at the site. Several people are said to have called in and reported hearing explosions in the area.
– We have launched an effort to find out what has happened, says Robert Sennerdal at the police.
There are no reports of injuries.
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