It informs both the 100-centre in Oslo and in the South east on Twitter.
emergency Services were alerted about the fire in the Slemmestadveien clock 4.53.
– It was quickly extinguished, but the transformers to stabilise supplies large parts of the Røyen with power and they are now without, say operasjonsleder Christian Gulli in the Southeast police district to NTB the clock 5.20.
Also the neighboring municipality of Asker is affected.
– I don't know exactly how many are without power, but I have the impression that there are very large parts of Asker. We have received very many phone calls, " says vaktkommandør Rune Elstad at Oslo, 110-central to the NTB.
There are close to 22,000 people in Røyken municipality, and a little over 60,000 people live in the municipality of Asker.