Status of Indiana Air Quality Northwest Indiana Region 1981198319851987198919911993199519971999200120032005200720092011 Concentration (ppm) Carbon Monoxide 1-Hour CO 2nd High Values Northwest Indiana 1-Hour 2nd High Values 1-Hour CO Standard (35 ppm) Trendline.
Download ReportTranscript Status of Indiana Air Quality Northwest Indiana Region 1981198319851987198919911993199519971999200120032005200720092011 Concentration (ppm) Carbon Monoxide 1-Hour CO 2nd High Values Northwest Indiana 1-Hour 2nd High Values 1-Hour CO Standard (35 ppm) Trendline.
Status of Indiana Air Quality Northwest Indiana Region 1 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 Concentration (ppm) Carbon Monoxide 1-Hour CO 2nd High Values Northwest Indiana 40 35 30 25 20 15 10 5 0 1-Hour 2nd High Values 1-Hour CO Standard (35 ppm) Trendline 2 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 Concentration (ppm) Carbon Monoxide 8-Hour CO 2nd High Values Northwest Indiana 12 10 8 6 4 2 0 8-Hour 2nd High Values 8-Hour CO Standard (9 ppm) Trendline 3 Lead Lead Highest Annual Quarterly Values Northwest Indiana Concentration (µg/m³) 1.60 1.40 1.20 1.00 0.80 0.60 0.40 0.20 Lead Values * Lead Standard Lowered to 0.15 µg/m3 in 2008. 1978 Lead Standard (1.5 µg/m³) 2005 2000 1995 1990 1985 1980 0.00 Trendline 4 0.00 11/07 - 01/08 12/07 - 02/08 01/08 - 03/08 02/08 - 04/08 03/08 - 05/08 04/08 - 06/08 05/08 - 07/08 06/08 - 08/08 07/08 - 09/08 08/08 - 10/08 09/08 - 11/08 10/08 - 12/08 11/08 - 01/09 12/08 - 02/09 01/09 - 03/09 02/09 - 04/09 03/09 - 05/09 04/09 - 06/09 05/09 - 07/09 06/09 - 08/09 07/09 - 09/09 08/09 - 10/09 09/09 - 11/09 10/09 - 12/09 11/09 - 01/10 12/09 - 02/10 01/10 - 03/10 02/10 - 04/10 03/10 - 05/10 04/10 - 06/10 05/10 - 07/10 06/10 - 08/10 07/10 - 09/10 08/10 - 10/10 09/10 - 11/10 10/10 - 12/10 11/10 - 01/11 12/10 - 02/11 01/11 - 03/11 02/11 - 04/11 03/11 - 05/11 04/11 - 06/11 05/11 - 07/11 06/11 - 08/11 07/11 - 09/11 08/11 - 10/11 09/11 - 11/11 10/11 - 12/11 11/11 - 01/12 12/11 - 02/12 01/12 - 03/12 02/12 - 04/12 03/12 - 05/12 04/12 - 06/12 05/12 - 07/12 06/12 - 08/12 07/12 - 09/12 08/12 - 10/12 09/12 - 11/12 10/12 - 12/12 Concentration (µg/m³) Lead Highest Lead Three-Month Rolling Average Value Northwest Indiana 0.16 0.14 0.12 0.10 0.08 0.06 0.04 0.02 Lead Three-Month Rolling Values * Lead Standard Lowered to 0.15 µg/m3 in 2008. 2008 Lead Standard (0.15 µg/m³) Trendline 5 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 Concentration (ppb) Nitrogen Dioxide Annual Arithmetic Mean NO2 Values Northwest Indiana 60 50 40 30 20 10 0 Annual Arithmetic Means Annual NO₂ Standard (53 ppb) Trendline 6 Nitrogen Dioxide 1-Hour NO2 98th Percentile Values Northwest Indiana 140 Concentration (ppb) 120 100 80 60 40 20 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 0 1-Hour 98th Percentile Values * 1-Hour NO2 Standard Established in 2010. 1-Hour NO₂ Standard (100 ppb) Trendline 7 Ozone 1-Hour Ozone 4th High Values Northwest Indiana Concentration (ppm) 0.160 0.140 0.120 0.100 0.080 0.060 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 0.040 1-Hour Ozone 4th High Values * 1-Hour Ozone Standard Revoked in 2005. 1-Hour Ozone Standard (0.12 ppm) Trendline 8 Ozone 8-Hour Ozone 4th High Values Northwest Indiana Concentration (ppm) 0.14 0.12 0.1 0.08 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 0.06 8-Hour 4th High Values 1997 8-Hour Ozone Standard (.085 ppm) 2008 8-Hour Ozone Standard (.075 ppm) Trendline * 8-Hour Ozone Standard Established in 1997. 9 Changing Particulate Standards Name Total Suspended Particle (TSP) Dates 1970-1987 1983-Present 1999-Present 30 µm 10 µm 2.5 µm 260 150 65 (1999-2005) 35 (2006-Present) 75 50 15 Regulated Size 24-Hour Standard Annual Standard *µm = micrograms PM10 PM2.5 10 Particulate Matter Annual Geometric Mean TSP Values Northwest Indiana 120 Concentration (µg/m³) 100 80 60 40 20 Annual Geometric Means *Annual TSP Standard Revoked in 1987. Annual TSP Standard (75 µg/m³) 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 0 Trendline 11 Particulate Matter 24-Hour TSP 2nd High Values Northwest Indiana Concentration (µg/m³) 350 300 250 200 150 100 50 24-Hour 2nd High Values *24-Hour TSP Standard Revoked in 1987. 24-Hour TSP Standard (260 µg/m³) 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 0 Trendline 12 Particulate Matter Annual Arithmetic Mean PM10 Values Northwest Indiana 60 Concentration (µg/m³) 50 40 30 20 10 Annual Arithmetic Means Annual PM₁₀ Standard (50 µg/m³) *Annual PM10 Standard Established in 1987 and Revoked in 2006. 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 0 Trendline 13 Particulate Matter 24-Hour PM10 High Values Northwest Indiana Concentration (µg/m³) 350 300 250 200 150 100 50 24-Hour High Values *24-Hour PM10 Standard Established in 1987. 24-Hour PM₁₀ Standard (150 µg/m³) 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 0 Trendline 14 Particulate Matter Annual Arithmetic Mean PM2.5 Values Northwest Indiana 15 10 5 Annual Arithmetic Means Annual PM₂.₅ Standard (15 µg/m³) 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 0 2000 Concentration (µg/m3) 20 Trendline 15 Particulate Matter 24-Hour PM2.5 98th Percentile Values Northwest Indiana 70 50 40 30 20 10 24-Hour 98th Percentile Values 2006 24-Hour PM₂.₅ Standard (35 µg/m³) 1997 24-Hour PM₂.₅ Standard (65 µg/m³) Trendline 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 0 2000 Concentration (µg/m³) 60 16 Sulfur Dioxide Annual Arithmetic Mean SO2 Values Northwest Indiana 0.035 Concentration (ppm) 0.030 0.025 0.020 0.015 0.010 0.005 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 0.000 Annual Arithmetic Means * Annual SO2 Standard Revoked in 2010. Annual SO₂ Standard (0.03 ppm) Trendline 17 Sulfur Dioxide 24-Hour SO2 2nd High Values Northwest Indiana Concentration (ppm) 0.160 0.140 0.120 0.100 0.080 0.060 0.040 0.020 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 0.000 24-Hour 2nd High Values * 24-Hour SO2 Standard Revoked in 2010. 24-Hour SO₂ Standard (0.140 ppm) Trendline 18 Sulfur Dioxide Highest 1-Hour SO2 99th Percentile Values Northwest Indiana 500 Concentration (ppb) 450 400 350 300 250 200 150 100 50 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 0 1-Hour 99th Percentil Values * 1-Hour SO2 Standard Established in 2010. 1-Hour SO₂ Standard (75 ppb) Trendline 19 Air Quality and You • To learn more about your air quality and what you can do to help, visit: Smogwatch.IN.gov • To acquire additional information about air quality in Indiana and IDEM’s role, visit: www.idem.IN.gov 20 Contact Information for IDEM’s Office of Air Quality • To call please dial: (317) 233-0178 • To write, please use this mailing address: IDEM, Office of Air Quality 100 North Senate Avenue Indianapolis, IN 46204 21