Appendix A	Mountain Counties Air Basin - County: Nevada					Table A-45														

OZONE (ppm)	1984	1985	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003
Peak 1-Hour Indicator						0.118	0.125	0.118	0.11	0.076	0.111	0.111	0.118	0.113	0.114	0.114	0.117	0.116	0.116	0.117
Peak 8-Hour Indicator						0.111	0.11	0.104	0.096	0.064	0.097	0.097	0.104	0.103	0.103	0.101	0.104	0.103	0.105	0.107
4th High 1-Hr. in 3 Yrs						0.1	0.11	0.11	0.11	0.07	0.1	0.1	0.11	0.108	0.111	0.109	0.115	0.116	0.117	0.116
Avg. of 4th High 8-Hr. in 3 Yrs						0.097	0.094	0.092	0.088	0.065	0.077	0.085	0.087	0.089	0.095	0.095	0.096	0.097	0.098	0.098
Maximum 1-Hr. Concentration						0.12	0.15	0.11	0.11	0.09	0.11	0.099	0.111	0.108	0.119	0.165	0.13	0.116	0.127	0.12
Max. 8-Hr. Concentration						0.107	0.115	0.096	0.087	0.078	0.107	0.092	0.104	0.101	0.099	0.103	0.113	0.106	0.113	0.103
Days Above State Standard						12	8	7	2	0	8	3	22	10	16	20	21	21	24	23
Days Above Nat. 1-Hr. Std.						0	2	0	0	0	0	0	0	0	0	1	1	0	1	0
Days Above Nat. 8-Hr. Std.						11	9	7	5	0	9	4	29	17	25	33	28	23	28	23

PM10 (ug/m3)	1984	1985	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003
Max. 24-Hr. Concentration (State)									30	34			44	81			49			
Max. 24-Hr. Concentration (Nat)					38			44	43	34			49	136	92	84	57			
Annual Average (State)														28.3						
Annual Average (Nat)									22.3					28.4	14.4	25.3				
Calc Days Above State 24-Hr Std														41						
Calc Days Above Nat 24-Hr Std									0					0	0	0				

PM2.5 (ug/m3)	1984	1985	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003
Max. 24-Hr. Concentration (State)																50	27	120	23	21
Max. 24-Hr. Concentration (Nat)																50	27	120	23	21
98th Percentile of 24-Hr Conc.																	23	26	16	20
Annual Average (State)																				7.2
Avg. of Qtrly. Means (Nat)																	8.8	9.4	7.5	7.2

CARBON MONOXIDE (ppm)	1984	1985	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003
Peak 8-Hr. Indicator																				
Max. 1-Hr. Concentration								1	0	10	9									
Max. 8-Hr. Concentration								0.1	0	5.4	5.4									
Days Above State 8-Hr. Std.								0	0	0	0									
Days Above Nat. 8-Hr. Std.								0	0	0	0									

NITROGEN DIOXIDE (ppm)	1984	1985	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003
Peak 1-Hr. Indicator																				
Max. 1-Hr. Concentration																				
Max. Annual Average																				

SULFUR DIOXIDE (ppm)	1984	1985	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003
Peak 1-Hr. Indicator																				
Max. Annual Average																				
Max. 24-Hr. Concentration