An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Excel | CSV
(Grams per mile)
Engine type and pollutant Prior to controlg 1968-1969 1970-1971 1972 1973-...Excel | CSV
(Grams per mile)
Engine type and pollutant Prior to controlg 1968-1969 1970-1971 1972 1973-...Excel | CSV
Engine type and pollutant Prior to controlg 1968-1969 1970-1971 1972 1973-1974...Excel | CSV
Urban area Population group Gallons wasted Short-term 2005-2010 Long-term 1982-2010 (R) 1982 (R) 1985 (R) 1990 (R) 1991...Excel | CSV
Urban area Population group Gallons wasted (millions) Short-term 2005-2010 Long-term 1982-2010 (R) 1982 (R) 1985 (R) 1990...(Loss-adjusted conversion factors)
Excel | CSV
1975 1980 1985 1990 1991 1992 1993 1994 1995 1996...(Loss-adjusted conversion factors)
Excel | CSV
1975 1980 1985 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008...Excel | CSV
1975 1980 1985 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 (R) 2001 (R) 2002 (R) 2003 (R) 2004 (R) 2005 (R) 2006 (R) 2007 2008 Revenue...Excel | CSV
1975 1980 1985 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002...Excel | CSV
1960 1965 1970 1975 1980 1985 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999...