Documents

Washington DC-MD-VA 2015 Ozone NAAQS Marginal Nonattainment Area Redesignation Request and Maintenance Plan

The District of Columbia, the State of Maryland, and the Commonwealth of Virginia request that the United States Environmental Protection Agency (USEPA) redesignate the Washington DC-MD-VA 2015 ozone National Ambient Air Quality Standard (NAAQS) moderate nonattainment area to attainment for this standard pursuant to the provisions under § 107 of the federal Clean Air Act (CAA).

Homelessness in Metropolitan Washington: Results and Analysis from the Annual Point-in-Time (PIT) Count of Persons Experiencing Homelessness

This report contains specific findings and recommendations intended to aid and inform local, regional and federal policymakers as they consider new directions for addressing homelessness.

Commercial Construction Indicators Report

This report provides information on the number, location, structure type, and size of new commercial development projects in metropolitan Washington.

Pathways to Removing Obstacles to Housing (PRO Housing) Action Plan

In 2024, COG was awarded a $3.5 million Pathways to Remove Obstacles to Housing (PRO Housing) grant from the U.S. Housing of Urban Development. To expand housing supply, PRO Housing incentivizes housing-forward actions to further develop, evaluate, and implement housing policy plans; address restrictive zoning or land use; improve housing strategies; and facilitate affordable housing production and preservation.

Community-Wide Greenhouse Gas Emissions Inventory Summaries

COG completes greenhouse gas (GHG) community-scale inventories for all 24 local government members, northern Virginia, and metropolitan Washington. These fact sheets present GHG inventory results between 2005 and 2023.

COG FARM Local Food Procurement Challenge Factsheet

The Metropolitan Washington Council of Governments (COG) Food and Agriculture Regional Member (FARM) Policy Committee launched the Local Food Procurement Challenge (“the Challenge”) on December 5th, 2025. The Challenge invites member jurisdictions to strategically shift a portion of their existing food budgets toward locally and regionally grown and produced foods, advancing economic resilience, food security, environmental stewardship, and regional agricultural vitality.

Greenhouse Gas Emissions Inventories Methodology Guide

Federal Funding Obligation Report

​The TPB is required, under the authorized transportation bill, Fixing America's Surface Transportation (FAST) Act, to publish an annual listing of projects which funds have been obligated in the preceding year as a record of project delivery and progress report for public information and disclosure.

Regional Roadway Safety Study Report

The Regional Roadway Safety Study analyzes the factors and trends contributing to fatal and serious injury crashes across the TPB region. The report provides recommendations to significantly improve safety for users of the regional transportation network.

COG Annual Report

In 2025, the Council of Governments drove regional progress through bold partnerships.