Consultation: noise pollution environmental protection testing procedures

The division of environmental area noise is based on the monitoring results of environmental area noise, and this place will not become a mixed area because a factory is built in a pure residential area.

A district: 55; 45 (Residential, Cultural and Educational Areas)

Class II districts: 60; 50 (mixed residential and commercial area)

Three types of areas: 65; 55 (Industrial Zone)

When the environmental protection department monitors, it is generally required that the inspected unit should be turned on according to the facts.