Noise The traditional definition of noise is “unwanted or disturbing sound”. Sound becomes unwanted when it either interferes with normal activities such as sleeping, conversation, or disrupts or diminishes one’s quality of life. svenska Share Contact Listen The Swedish Environmental Protection Agency is responsible for providing guidance concerning how the Environmental Code should be applied and has a national coordination responsibility as regards environmental noise. If you are affected by noise, you should first approach the person or organisation that is responsible for generating the noise. If you are unsuccessful, contact the environmental office of your municipal authority, who will review the situation and may decide to take action. If you are not satisfied with the municipal authority’s decision, you can appeal to the county administrative board.