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Visiting EPA Headquarters
EPA's Campus at Federal Triangle
EPA's main campus at Federal Triangle consists of a cluster of adjacent buildings including:
- William Jefferson Clinton North, South (formerly Ariel Rios North and South), East and West, and
- the Ronald Reagan Building.
The main campus is located around the Woodrow Wilson Plaza between 12th and 14th Streets and Pennsylvania and Constitution Avenues NW. The White House, the Washington Monument, and the U.S. Capitol are within walking distance. See a complete map of the area. Exit
Visiting Federal Triangle
Although our street address is 1200 Pennsylvania Avenue, the main entrances for visitors are not along Pennsylvania Avenue. Ask the person you're visiting the name of his or her building, and then follow the instructions below.
Taking the Metro
Federal Triangle Station
EPA's Federal Triangle campus is most easily accessed by taking DC's subway, commonly called "Metro." The campus is located at the Federal Triangle Metro stop on the Blue/Orange/Silver lines.
- View a map of EPA's Federal Triangle campus
- View information about the Federal Triangle station Exit
From Federal Triangle Station to the Campus
Get off the Metro at Federal Triangle. After exiting the turnstiles, go up both escalators to street level. To your right is the main entrance to the William Jefferson Clinton North building (WJC North) and to your left is the main entrance to the William Jefferson Clinton South building (WJC South). Across the courtyard in front of you is the Reagan Building. Proceed to the building you are visiting.
View a map of EPA's Federal Triangle campus
From Other Metro Stations to the Campus
The main entrance to EPA's Federal Triangle campus is on 12th St. NW, a half block south of the intersection of 12th and Pennsylvania Avenue NW. About midway through the block headed south, follow the curve of the building to the center arch. and you'll see the Metro escalator for the Federal Triangle station.
The campus is also walking distance from the Metro Center station, which is accessible by Red, Blue, and Orange lines.
- Come up at the F and 12th Street Exit of Metro Center
- Turn right (south) onto 12th Street
- Walk two blocks, crossing E Street and Pennsylvania Avenue
- Proceed down 12th Street towards the Federal Triangle Metro station entrance (archway with escalators).
See Washington Metro Exitfor more information.
How to Proceed to the Building You are Visiting
View a map of EPA's Federal Triangle campus
Facing away from 12th Street:
- To your right is WJC North and to your left is WJC South.
- Across the courtyard in front of you is the Reagan Building.
- William Jefferson Clinton East and West (WJC East and WJC West) are along Constitution Avenue. To get there, turn around, walk out to 12th Street, turn right and walk to Constitution Avenue. WJC East is the first building on the right, followed by the Mellon Auditorium and WJC West.
Driving Directions
Environmental Protection Agency
1200 Pennsylvania Ave, N.W.
Washington, DC 20460
View a map of EPA's Federal Triangle campus
If you are coming by taxi, most taxi drivers will know where to go if you say "EPA at Federal Triangle" or "EPA at Twelfth and Pennsylvania." If you are arriving by bike or car...
From Northern Virginia/Areas Southwest
- North on I-395 North
- Cross the Potomac River
- Bear to the left to exit on 14th Street NW
- Cross the National Mall
- Right onto Pennsylvania Avenue NW
- Start looking for a garage to park in. There is underground parking in one building EPA is located in, the Ronald Reagan Building, and there are multiple garages on the other side of Pennsylvania Avenue on 12th, 13th, E, F, G and other nearby streets.
- The main entrance to EPA's Federal Triangle campus is on 12th St. NW, a half block south of the intersection of 12th and Pennsylvania Avenue NW. About midway through the block headed south, follow the curve of the building to the center arch. and you'll see the Metro escalator for the Federal Triangle station. View a map of EPA's Federal Triangle campus. Proceed to the building you are visiting. Facing away from 12th Street:
- To your right is WJC North and to your left is WJC South.
- Across the courtyard in front of you is the Reagan Building.
- WJC East and West are along Constitution Avenue. To get there, turn around, walk out to 12th Street, turn right and walk to Constitution Avenue. WJC East is the first building on the right, followed by the Mellon Auditorium and WJC West.
From Dulles International Airport/Areas West
- East on the Dulles Airport Access Road / Toll Road. Cross I-495 (the Beltway).
- Merge onto I-66 East.
- Cross the Potomac River
- Continue straight on US-50 East/Constitution Avenue
- Left onto 15th Street NW
- Right onto Pennsylvania Avenue
- Start looking for a garage to park in. There is underground parking in one building EPA is located in, the Ronald Reagan Building, and there are multiple garages on the other side of Pennsylvania Avenue on 12th, 13th, E, F, G and other nearby streets.
- The main entrance to EPA's Federal Triangle campus is on 12th St. NW, a half block south of the intersection of 12th and Pennsylvania Avenue NW. About midway through the block headed south, follow the curve of the building to the center arch. and you'll see the Metro escalator for the Federal Triangle station. View a map of EPA's Federal Triangle campus. Proceed to the building you are visiting. Facing away from 12th Street:
- To your right is WJC North and to your left is WJC South.
- Across the courtyard in front of you is the Reagan Building.
- WJC East and West are along Constitution Avenue. To get there, turn around, walk out to 12th Street, turn right and walk to Constitution Avenue. WJC East is the first building on the right, followed by the Mellon Auditorium and WJC West.
From Ronald Reagan National Airport/Areas South
- Exit north from the airport onto the George Washington Parkway
- North at the first exit on I-395 North
- Cross the Potomac River
- Bear to the left to exit onto 14th Street NW
- Cross the National Mall
- Right onto Pennsylvania Avenue NW
- Start looking for a garage to park in. There is underground parking in one building EPA is located in, the Ronald Reagan Building, and there are multiple garages on the other side of Pennsylvania Avenue on 12th, 13th, E, F, G and other nearby streets.
- The main entrance to EPA's Federal Triangle campus is on 12th St. NW, a half block south of the intersection of 12th and Pennsylvania Avenue NW. About midway through the block headed south, follow the curve of the building to the center arch. and you'll see the Metro escalator for the Federal Triangle station. View a map of EPA's Federal Triangle campus. Proceed to the building you are visiting. Facing away from 12th Street:
- To your right is WJC North and to your left is WJC South.
- Across the courtyard in front of you is the Reagan Building.
- WJC East and West are along Constitution Avenue. To get there, turn around, walk out to 12th Street, turn right and walk to Constitution Avenue. WJC East is the first building on the right, followed by the Mellon Auditorium and WJC West.
From Baltimore-Washington International Airport/Areas North
- West on I-195
- South on Exit 2B to MD-295 towards Washington
- Right onto New York Avenue/US-50 West, remain on New York for several miles
- Left onto 14th Street
- Left onto Pennsylvania Avenue NW
- Start looking for a garage to park in. There is underground parking in one building EPA is located in, the Ronald Reagan Building, and there are multiple garages on the other side of Pennsylvania Avenue on 12th, 13th, E, F, G and other nearby streets.
- The main entrance to EPA's Federal Triangle campus is on 12th St. NW, a half block south of the intersection of 12th and Pennsylvania Avenue NW. About midway through the block headed south, follow the curve of the building to the center arch. and you'll see the Metro escalator for the Federal Triangle station. View a map of EPA's Federal Triangle campus. Proceed to the building you are visiting. Facing away from 12th Street:
- To your right is WJC North and to your left is WJC South.
- Across the courtyard in front of you is the Reagan Building.
- WJC East and West are along Constitution Avenue. To get there, turn around, walk out to 12th Street, turn right and walk to Constitution Avenue. WJC East is the first building on the right, followed by the Mellon Auditorium and WJC West.
From Bethesda and Rockville/Areas Northwest
- South on I-270
- Merge onto I-495 South (The Beltway) towards Northern Virginia
- Cross the Potomac River
- South on George Washington Memorial Parkway/Georgetown Pike at Exit 43-44 (to VA-193)
- North on I-395 Exit
- Cross the Potomac River
- Bear to the left to exit on 14th Street NW
- Cross the National Mall
- Right onto Pennsylvania Avenue NW
- Start looking for a garage to park in. There is underground parking in one building EPA is located in, the Ronald Reagan Building, and there are multiple garages on the other side of Pennsylvania Avenue on 12th, 13th, E, F, G and other nearby streets.
- The main entrance to EPA's Federal Triangle campus is on 12th St. NW, a half block south of the intersection of 12th and Pennsylvania Avenue NW. About midway through the block headed south, follow the curve of the building to the center arch. and you'll see the Metro escalator for the Federal Triangle station. View a map of EPA's Federal Triangle campus. Proceed to the building you are visiting. Facing away from 12th Street:
- To your right is WJC North and to your left is WJC South.
- Across the courtyard in front of you is the Reagan Building.
- WJC East and West are along Constitution Avenue. To get there, turn around, walk out to 12th Street, turn right and walk to Constitution Avenue. WJC East is the first building on the right, followed by the Mellon Auditorium and WJC West.
Bike Parking
View a map that displays bike parking locations around EPA's Federal Triangle campus. Exit
Car Parking
Ronald Reagan Building and International Trade Center
There is an underground parking garage available for guests. The garage entrance is located at 13-1/2 Street off of Pennsylvania Avenue, opposite Freedom Plaza.
Visit the Ronald Reagan Building and International Trade Center's website Exit for parking rates and other information on the parking garage.
Building Access
Guests visiting EPA Headquarters can enter at these Federal Triangle locations:
- William Jefferson Clinton North and South: Federal Triangle Metro stop entrances
- William Jefferson Clinton East and West: Constitution Avenue entrances
- Ronald Reagan Building: 14th Street entrance
Please review the information under the Security/Building Access tab before you visit.
Headquarters Buildings in Virginia
EPA staff for the offices listed below work in the One Potomac Yard (also known as Potomac Yard South) and Two Potomac Yard (also known as Potomac Yard North) buildings in Arlington, Virginia, near the Crystal City Metro station.
- Office of Pesticide Programs (OPP) | Learn more about OPP
- Office of Superfund Remediation and Technology Innovation (OSRTI) | Learn more about OSRTI
- Office of Resource Conservation and Recovery (ORCR) | Learn more about ORCR
- Office of Underground Storage Tanks (OUST) | Learn more about OUST
- Federal Facilities Restoration and Reuse Office (FFRRO) | Learn more about FFRRO
- National Center for Environmental Assessment (NCEA) | Learn more about NCEA
- National Center for Environmental Research (NCER) | Learn more about NCER
Street/Physical/Delivery Address
One Potomac Yard
2777 S. Crystal Drive
Arlington, VA 22202
Two Potomac Yard
2733 S. Crystal Drive
Arlington, VA 22202
Mailing Addresses
Directions: Public Transportation
The following links exit the site Exit
The closest Washington Metrorail station is Crystal City (Blue/Yellow lines) but please note that Metro is approximately one mile from our building.
From the Crystal City station,
- at the top of the escalator turn left to head south on Jefferson Davis Highway,
- turn left onto 27th Street, and turn right onto Crystal Drive to 2777 / 2733 S. Crystal.
Besides walking, street transportation includes:
- a taxi (available at any of the hotels near the Metro station) or
- Metro's Metroway service (use the 27th St. and Crystal Drive stop)
- From Washington Ronald Reagan National Airport (DCA):
- Taxi
- Metrorail to Crystal City (next stop on route)
- Blue Line towards Largo Town Center or
- Yellow Line towards Fort Totten
- From the Crystal City Metro Station, take Metro's Metroway service
Directions: Driving
From U.S. Route 1 (Jefferson Davis Highway) turn eastward on 27th Street. Go straight ahead (the road actually veers slightly to the left, then right) to Crystal Drive. Turn left on Crystal Drive and One Potomac Yard is the large building immediately on your right across Crystal Drive from the Hyatt Hotel.
Public parking, at an hourly or all-day rate, is available in the underground garage. The garage is located on Potomac Ave, which is behind the building.
Building Access
Please review the information under the Security/Building Access tab before you visit.
Headquarters Buildings in Maryland
EPA staff for the offices listed below work in our Environmental Science Center at Fort Meade.
- Analytical Chemistry Laboratory (ACL) | Learn more about ACL
- Microarray Research Laboratory (MARL) | Learn more about MARL
- Microbiology Laboratory | Learn more about this lab
Address and Telephone
US EPA
Environmental Science Center
701 Mapes Road
Fort Meade, MD 20755-5350
410-305-2600
View a map of the area. Exit
Driving Directions
View driving directions from Baltimore, Washington, Annapolis and Howard County
Building Access
The Environmental Science Center is located on a closed military post. Before you visit, please review:Security/Building Access
Guests visiting any EPA headquarters building, no matter the location:
- need to have an acceptable form of photo identification, such as a driver's license, to enter;
- may be asked to go through a metal detector; and
- must be signed in and escorted by an EPA employee. Call from the lobby the EPA staff person you wish to visit for an escort to your meeting location.
Acceptable Forms of Photo Identification
The Department of Homeland Security has begun implementing REAL ID Act requirements for visitors who present state-issued driver’s licenses as IDs at restricted federal facilities. Driver's licenses from states and territories that do not comply with the REAL ID Act will not be accepted as identification. In EPA headquarters buildings, driver’s licenses from the following states and territories do not comply with REAL ID Act requirements and will not be considered acceptable forms of photo IDs:
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(*Note that enhanced driver’s licenses from Minnesota and New York are acceptable.) Individuals from these states may present alternative forms of identification:
| One of These Items | or | Two of These Items (one must include a photograph) |
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