* The rainfall during the night of September 2, 2023 was preceded by a rainy late summer. In Vittinge outside Heby, 188 mm of rain fell in August, against the normal 70 mm.
* The flooded areas were estimated at 2,350 hectares, 12 percent of the municipality’s agricultural land.
* The storm cost the municipality around four million kroner. According to the industry organization Svensk försäkring, 230 insurance claims came in in September 2023 in Heby municipality, which cost an estimated 11.5 to 29.9 million. Sala-Heby energy estimated its district heating damage at SEK 65 million.
Source: The County Administrative Board’s investigation, Heby municipality