Appendix A San Francisco Bay Area Air Basin - County: San Francisco Table A-83 OZONE (ppm) 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 Peak 8-Hour Indicator (State) 0.059 0.059 0.057 0.054 0.052 0.049 0.05 0.052 0.052 0.052 0.049 0.05 0.049 0.051 0.05 0.053 0.054 0.054 0.051 0.051 Avg. of 4th High 8-Hr. in 3 Yrs (Nat) 0.052 0.051 0.049 0.045 0.043 0.042 0.042 0.044 0.046 0.045 0.043 0.044 0.044 0.046 0.044 0.047 0.047 0.048 0.045 0.045 Peak 1-Hour Indicator (State) 0.075 0.076 0.07 0.063 0.058 0.06 0.063 0.066 0.064 0.067 0.059 0.059 0.057 0.06 0.057 0.062 0.067 0.067 0.057 0.055 4th High 1-Hr. in 3 Yrs2 0.08 0.08 0.07 0.06 0.06 0.06 0.06 0.08 0.071 0.071 0.061 0.067 0.061 0.063 0.059 0.061 0.096 0.096 0.058 0.058 Max. 8-Hr. Concentration 0.07 0.063 0.051 0.047 0.052 0.052 0.045 0.067 0.05 0.059 0.046 0.057 0.043 0.054 0.049 0.059 0.059 0.055 0.046 0.053 Maximum 1-Hr. Concentration 0.09 0.08 0.06 0.05 0.08 0.08 0.055 0.088 0.071 0.068 0.053 0.079 0.058 0.082 0.054 0.085 0.096 0.058 0.053 0.06 Days Above State 8-Hr. Std. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Days Above Nat. 8-Hr. Std. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Days Above State 1-Hr. Std. 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 PM10 (ug/m3) 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 Max. 24-Hr. Concentration (State) 117 101 165 109 81 69 93 50 71 81 56 82 67 70 79 52 54 46 61 70 Max. 24-Hr. Concentration (Nat) 117 101 165 109 81 69 93 50 71 81 52 78 63 67 74 51 52 45 58 66 Max. Annual Average (State) 35.8 33.6 34.9 28.8 28.2 24.8 24.3 24.9 22.9 27.5 25.1 27.8 26 22.7 22.5 20.1 22.9 21.9 Max. Annual Average (Nat) 25.3 35.9 33.8 35.2 31.7 28.8 28 24.8 24.3 24.9 21.7 26.4 24 25.9 24.7 21.8 21.6 19.2 22 20.9 Calc Days Above State 24-Hr Std 75 70 91 30 36 0 12 18 6 37 12 48 24 6 6 0 17 12 Calc Days Above Nat 24-Hr Std 0 6 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 PM25 (ug/m3) 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 Max. 24-Hr. Concentration (State) 71.2 47.9 76.6 70.2 41.6 54.9 44.2 54.3 45.2 Max. 24-Hr. Concentration (Nat) 71.2 47.9 76.6 70.2 41.6 45.8 43.6 54.3 45.2 98th Percentile of 24-Hr Conc. 48.3 51.3 57.5 33 32.2 32.6 27.4 Annual Average (State) 13.1 10.2 11.2 9.5 8.7 8.9 Avg. of Qtrly. Means (Nat) 11.5 13.1 10.2 9.9 9.5 8.7 CARBON MONOXIDE (ppm) 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 Peak 8-Hr. Indicator 8.3 7.7 7.8 7.2 6.7 6.4 5.8 5.6 4.7 4.5 4.2 4.2 3.8 3.7 2.9 2.8 2.6 2.6 2.2 2 Max. 1-Hr. Concentration 15 14 12 14 10 10 7.5 8.5 8.6 8 7.1 8.6 5.5 5.2 6.8 8.6 3.7 4.1 2.7 2.5 Max. 8-Hr. Concentration 12.8 9 6.9 8.4 7.4 6.9 5.3 5.3 5.6 5.7 4 4.6 3.2 3.3 2.6 3.6 2.7 3.1 2.1 1.6 Days Above State 8-Hr. Std. 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Days Above Nat. 8-Hr. Std. 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 NITROGEN DIOXIDE (ppm) 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 Peak 1-Hr. Indicator 0.116 0.122 0.12 0.112 0.108 0.099 0.092 0.089 0.088 0.083 0.076 0.083 0.084 0.083 0.074 0.074 0.071 0.067 0.069 0.07 Max. 1-Hr. Concentration 0.12 0.14 0.11 0.1 0.09 0.08 0.091 0.088 0.081 0.067 0.08 0.103 0.074 0.073 0.075 0.072 0.063 0.066 0.107 0.069 Max. Annual Average (Nat) 0.026 0.026 0.021 0.024 0.022 0.024 0.022 0.021 0.021 0.02 0.02 0.021 0.02 0.019 0.019 0.018 0.017 0.016 0.016 0.016 SULFUR DIOXIDE (ppm) 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 Peak 1-Hr. Indicator 0.03 0.04 0.03 0.04 0.04 0.04 0.03 0.03 0.03 0.03 0.02 0.02 0.02 0.02 0.02 0.02 0.02 0.04 0.02 0.02 Max. Annual Average 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Max. 24-Hr. Concentration 0.01 0.02 0.01 0.02 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.01