Noise nuisance Noise accounts for most of the complaints that local authorities and the Environment Agency (EA) receive concerning environmental pollution. Noise can be defined as any unwanted sound which occurs unexpectedly, or is too loud or repetitive. Noise at certain decibel ranges can be hazardous to health, low frequency noise being as damaging as loud noise. Noise nuisance is generally dealt with by local authorities as an environmental health issue. The police deal with complaints where the noise amounts to a breach of the peace, or where it is associated with threatening, violent or other anti-social behaviour. The police and local councils often work together in taking measures or obtaining orders against residents engaging in anti-social behaviour, ie causing alarm, harassment and distress to others. See Practice Note: Anti-social behaviour—environmental breaches. Public nuisance To create a public nuisance is a tort and also an offence, previously at common law and now under section 78 of the Police, Crime, Sentencing and Courts Act 2022 (PCSCA 2022). It is