Welcome to the Department of Environmental Quality (DEQ)

The North Dakota Department of Environmental Quality’s Vision is for a sustainable, high quality environment for current and future generations. Our Mission is to conserve and protect the quality of North Dakota’s air, land and water resources following science and the law.

In cooperation with the general public, industry and government at all levels, the department implements protective programs and standards to help maintain and improve environmental quality.

DEQ Home







State and

and Maps

New or Changed Rules

Air Quality New Rules Municipal Facilities New Rules Waste Management New Rules Water Quality New Rules

Need more information or have questions?  Please call the North Dakota Department of Environmental Quality at 701-328-5150.

You may also subscribe to the email list for public notices to receive updates about new or changed rules.  For information on Environmental Protection Agency regulations, please see:  https://www.epa.gov/laws-regulations/regulations.

Environment at a Glance

Current Air Conditions

Air Quality Map Legend
Air Quality Index (AQI animated) from EPA AIRNow
What does the AQI mean?
Firesmoke Canada - Fire smoke forecast

Surface Water Quality Data

Surface Water Quality Data