Appendix A	Mountain Counties Air Basin - County: El Dorado - MC					Table A-43														

OZONE (ppm)	1983	1984	1985	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002
Peak 1-Hour Indicator							0.138			0.127	0.122	0.127	0.131	0.137	0.14	0.147	0.144	0.144	0.137	0.143
4th High 1-Hr in 3 Yrs							0.12			0.12	0.12	0.124	0.124	0.126	0.123	0.143	0.144	0.143	0.128	0.143
Avg of 4th Hi 8-Hr in 3 Yrs							0.103			0.098	0.095	0.097	0.099	0.103	0.099	0.103	0.103	0.107	0.104	0.106
Maximum 1-Hr. Concentration							0.13			0.12	0.12	0.13	0.126	0.136	0.145	0.163	0.144	0.128	0.148	0.156
Max. 8-Hr. Concentration							0.11			0.112	0.108	0.104	0.113	0.113	0.106	0.127	0.118	0.113	0.109	0.137
Days Above State Standard							21			29	10	26	32	41	19	32	39	37	42	50
Days Above Nat. 1-Hr. Std.							2			0	0	2	1	3	1	6	4	2	1	6
Days Above Nat. 8-Hr. Std.							24			29	12	22	31	36	16	26	40	31	35	42

PM10 (ug/m3)	1983	1984	1985	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002
Max. 24-Hour Concentration (State)										103	62	34	53	58	62	39	46	38	51	36
Max. 24-Hr. Concentration (Nat)						56	59	89		103	62	34	53	58	62	41	49	38	52	37
Annual Average (State)											18.4	18	18.1		17.4	14.3	17.7		16	16.4
Annual Average (Nat)											18.4	18	18.1	17	17.4	14.9	18.5	16.5	16.8	17.3
Calc Days Above State 24-Hr Std											6	0	6		6	0	0		6	0
Calc Days Above Nat 24-Hr Std											0	0	0	0	0	0	0	0	0	0

CARBON MONOXIDE (ppm)	1983	1984	1985	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002
Peak 8-Hr. Indicator							4.1	4.3		1.6	1.3	1.3	1.2	1	1	0.9	0.8	0.8	0.8	0.8
Max. 1-Hr. Concentration							6	5		3	2	1.7	1.6	1.3	1.6	1.7	1.4	2.7	1.4	1.9
Max. 8-Hr. Concentration							4.6	3.5		2.4	1.5	1	1	0.9	0.8	0.9	0.9	1	0.8	0.8
Days Above State 8-Hr. Std.							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

NITROGEN DIOXIDE (ppm)	1983	1984	1985	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002
Peak 1-Hr. Indicator																				
Max. 1-Hr. Concentration																				
Max. Annual Average																				

SULFUR DIOXIDE (ppm)	1983	1984	1985	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002
Peak 1-Hr. Indicator																				
Max. Annual Average																				
Max. 24-Hr. Concentration																				

A portion of El Dorado County lies within the Lake Tahoe Air Basin