DEP Home : Community Concerns : Indoor Air Quality Enforcement
Report Air Quality Issues
For questions or to report a problem/violation call: 311
Chapter 3 of the Montgomery County Code is the Air Quality Control Ordinance. The ordinance authorizes DEP to protect ambient (outdoor) air quality and indoor air quality in the County. It prohibits air pollution from crossing property lines or leaseholds.
Indoor air pollutants include dust, odor, smoke, gas, radon, asbestos, and biological substances like viruses, bacteria, fungi, and molds.
Common indoor air quality complaints include:
Return to Top
Certain indoor air situations are specifically excluded from the Air Quality Ordinance:
Report indoor air quality violations, call 311, or email DEP at email@example.com.