According to De Telegraaf, the suspected shooter was a police officer, who killed himself after shooting dead three people and injuring another at a house in the Heimerstein area of Dordrecht.
Earlier, local police confirmed that three people were killed and one was seriously injured in the incident.
#BREAKING report: the shooter appears to be a police officer, he killed two people, wounded one more before committing suicide in #Dordrecht, the #Netherlands,— News flash (@BRNewsFlash) September 9, 2019
(Dutch paper) pic.twitter.com/xoI0PJzipw
No further details of the incident have been made available so far but according to NOS the shooting took place in a house and emergency services are at the scene.
Reportedly, police say the incident has no relation to terrorism but this has yet to be confirmed.
One user wrote that 15 police cars and 2 ambulances have arrived at the scene.
Het is goed mis in de #Heimerstein #Dordrecht ...— Alexander Jansen #FBPE 🇪🇺🇳🇱 (@AJJDordt) September 9, 2019
Minstens 2 ambulances, een traumaheli, 15 politiewagens, een aantal motoren en overal politie.
Sterkte @Politie_Dordt, wat er ook aan de hand is. pic.twitter.com/SrVKxyHCLm
According to AD news, emergency services arrived at the Sterrenburg district at around 6:30 p.m. Nearby streets were cordoned off by the police and the city is now on lockdown. A video has emerged online showing the situation outside the house where the incident took place.
Mayor Wouter Kolff took to Twitter to say he would arrive at the scene later in the evening.
Eerder vanavond heeft zich een zeer heftig schietincident voorgedaan in Dordrecht. Ik ben zeer geraakt en leef enorm mee met alle betrokkenen. Later vanavond zal ik naar de Heimerstein gaan. https://t.co/g6L5In4FXN— Wouter Kolff (@WouterKolff) September 9, 2019
Dordrecht is in the western Netherlands, in the province of South Holland.