Police were called to Öst-Teg in Umeå after a truck leaked hydraulic oil, triggering an environmental crime response. According to Swedish Police, a patrol was ordered to the area because the truck’s hydraulic system had leaked. Officers were deployed to deal with the reported environmental incident. The case is listed under an environmental crime incident in the police updates for September 15 at 11:59. No further details are provided in the available information about the extent of the leak, any investigation steps, or possible follow-up actions.