There are many things that can affect the air that we breathe. Good air quality is key to human health and the environment.

When thinking about air quality or air pollution, it’s important to understand particulate matter, or PM.

DEP’s Well Plugging Program was established to plug oil and gas wells where there is no identifiable responsible party.

DEP receives complaints and emergencies 24 hours a day, 7 days a week, 365 days a year and responds as appropriate to investigate.

Pennsylvania is ready to help you go green.

A warm, sunny day may appear to be perfect for being outdoors, but it’s what you don’t see that could cause problems.

Climate change is a major challenge facing Pennsylvania, and DEP is leading many efforts to fight back and protect communities.

Burning household trash may seem like an easy way to eliminate waste, but it contributes to air pollution and threatens human health.

Through smart policy and individual behavior changes, we can all strive for lasting air quality improvements.

Small fires can produce big air pollution, but there are steps you can take to help.