Our Address
The Maryland Department of the Environment is located at 1800 Washington Blvd., Baltimore, Maryland 21230. Its primary number is 410-537-3000. Click here for directions.
Ways to Contact Us
If you have comments, suggestions or questions about our programs and activities, environmental issues, or regulations and permits, please use our customer service directory. You search by keyword or administration. If you have an emergency or need immediate assistance, contact us using the quick reference list. Click here to reach our field offices.
Site Problems
The Department of the Environment is dedicated to quickly fixing any problems on our website. If an issue is found on this website, such as a missing page or a broken link, send an email to
mde.webmaster@maryland.gov specifying the problem you encountered and a link to the page.
