Mayor Vincent C. Gray

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About OCTO


Maps & Apps

Agency Support


Office of the Chief Technology Officer

Office Hours
Monday through Friday, 8:30 am - 5:30 pm

How to Reach Us
200 I Street, SE
5th Floor
Washington, DC 20003

Phone: (202) 727-2277
Fax: (202) 727-6857
TTY: 711

FOIA Information
Agency Performance


DC Digital Inclusion 

Rob Mancini
Chief Technology Officer

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Green DC Map 

The District Department of the Environment (DDOE) has created this map to highlight environmental points of interest throughout the nation’s capital, and we urge you to use it to explore all that is green about our city. Some sites are well known and easy to visit, while others may require an appointment or more detailed directions and site information. Click on the green map location icons to learn more about individual sites.



Service Need

Residents and visitors can browse environmental points of interest throughout the nation's capital with the District's Green DC Map.

Service at a Glance

Provided By: DDOE
Phone: (202) 439-5715
Location: 1200 First Street NE Washington, DC 20002

Request this Service

Water in the District of Columbia