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U.S Department of Transportation

Congestion Mitigation and Air Quality (CMAQ) - Public Access System

All 50 states and the District of Columbia submit annual reports of their CMAQ project obligations in March of every year. The FHWA uses these yearly submissions to maintain an active database of CMAQ investments,…

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Updated Oct 25, 2026

Prototype by Datopian · not an official government website · data from data.virginia.gov