01953oam 2200505 450 991071350830332120200605094214.0(CKB)5470000002502585(OCoLC)1105810189(EXLCZ)99547000000250258520190626d2019 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierEPA's in-use vehicle emission surveillance program /United States Environmental Protection Agency, Office of Transportation and Air Quality[Washington, D.C.] :United. States Environmental Protection Agency, Office of Transportation and Air Quality,2019.1 online resource (3 pages)"May 2019."Supersedes EPA 420-F-19-017."EPA-420-F-19-045."Frequently asked questionsEnvironmental Protection Agency's in-use vehicle emission surveillance programAutomobilesMotorsExhaust gasAir qualityStandardsUnited StatesMotor vehiclesPollution control devicesAir qualityStandardsfastAutomobilesMotorsExhaust gasfastMotor vehiclesPollution control devicesfastUnited StatesfastAutomobilesMotorsExhaust gas.Air qualityStandardsMotor vehiclesPollution control devices.Air qualityStandards.AutomobilesMotorsExhaust gas.Motor vehiclesPollution control devices.United States.Environmental Protection Agency.Office of Transportation and Air Quality,ELCELCGPOBOOK9910713508303321EPA's in-use vehicle emission surveillance program3295860UNINA