Through the National Capital Region Transportation Planning Board at COG, area officials, planners, and engineers focus on significant challenges like roadway and transit congestion, efficient freight movement, and safety. Learn more about COG's transportation planning areas. Learn more about the TPB.
COG's work engages leaders in various environmental fields from water quality experts to urban foresters. Together, they are advancing regional efforts to restore local waterways, reduce air pollution, increase renewable energy use, promote recycling, and enhance and preserve green space and agriculture. Learn more.
Area officials and experts, including planning and housing directors and child welfare and health officials, work together with their counterparts at COG to help shape stronger communities throughout the region. Learn more.
COG brings police chiefs, fire chiefs, emergency managers, and other leaders together as part of its work to strengthen regional public safety coordination, homeland security planning, and emergency communication. Learn more.
COG connects leaders across borders to help shape strong communities and a better region. Every month, more than a thousand officials and experts come to COG to make connections, share information, and develop solutions to the region’s major challenges. Learn more.
The purchasing and human resources pages offer information on doing business with COG, cooperative purchasing, and job opportunities. In addition, the website features initiatives that tie subject areas together, such as infrastructure and economic competitiveness.
This is a Land Use / Land Cover map depicting forests, cropland, park land, water features and urban and countryside
development in more than 3000 square miles of the Metropolitan Washington Region as defined COG membershiop of the
Metropolitan Washington Council of Governments (COG). This Map developed through Land Sat imagery analzyed by...
This maps shows the increase in developed land via increase or change in impervious surface over 3 time periods, 1990, 1996 &
2000 using 1986 as the base time period. And as regional impervious surface increased within the same study area, it is logical
to conclude that regional green space / open space decreased. Analysis of the COG portion of the Washington Metropolitan...
Map of the air quality conformity projects of the 2015 CLRP Amendment
Map of the air quality conformity projects of the 2016 CLRP Amendment
Proposed Major Additions Changes to the 2016 CLRP Amendment
Map used on the Bike to Work Day website
geography for air quality conformity analysis
Maps of the Anacostia watershed.
Map of the COG member jurisdictions
Stand-alone web map of the COG member jurisdictions
Mapping application for the current pavement and bridge conditions
TPB's Open Data page for transportation data, maps and applications