Appendix B	Oxides of Nitrogen Maximum 1-Hour Concentration								Table B-29											

AIR BASIN	1984	1985	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003
GREAT BASIN VALLEYS*																				
LAKE COUNTY																				
LAKE TAHOE	0.190	0.240	0.210	0.190	0.220	0.290	0.270	0.190	0.180	0.120	0.139	0.132	0.140	0.109	0.128	0.126	0.190	0.216	0.188	0.280
MOUNTAIN COUNTIES			0.080	0.060															0.055	0.051
MOJAVE DESERT	0.400	0.420	0.400	0.400	0.790	0.410	0.500	0.440	0.710	0.440	0.455	0.410	0.423	0.510	0.465	0.585	0.537	0.454	0.469	0.471
NORTH COAST					0.050				0.210	0.290	0.573									
NORTH CENTRAL COAST	0.220	0.240	0.180	0.230	0.310	0.240	0.220	0.220	0.240	0.210	0.239	0.277	0.295	0.257	0.223	0.238	0.143	0.154	0.164	0.140
NORTHEAST PLATEAU*																				
SOUTH COAST	1.520	1.510	1.170	1.080	1.280	1.200	0.990	1.200	1.420	1.060	1.108	0.850	1.037	0.910	0.889	0.899	0.855	0.750	0.892	0.738
SOUTH CENTRAL COAST	0.770	0.790	0.700	0.810	0.680	0.600	0.600	0.630	0.570	0.470	0.561	0.575	0.823	0.454	0.536	0.550	0.430	0.276	0.314	0.395
SAN DIEGO	0.690	0.840	0.930	0.800	0.980	0.780	0.760	0.640	0.660	0.531	0.605	0.506	0.606	0.609	0.486	0.609	0.598	0.632	0.605	0.658
SAN FRANCISCO BAY AREA***	0.880	1.050	0.760	0.720	0.750	0.870	0.850	0.760	0.630	0.810	0.625	0.548	0.831	0.593	0.544	0.586	0.560	0.519	0.420	0.398
SAN JOAQUIN VALLEY	0.850	0.700	1.060	0.710	0.870	0.870	0.840	0.760	0.650	0.640	0.702	0.600	0.659	0.560	0.671	0.700	0.556	0.652	0.438	0.407
SALTON SEA	0.240	0.270	0.230	0.210	0.210	0.320	0.270	0.230	0.220	0.220	0.917	0.918	0.835	0.677	0.758	0.773	0.822	0.793	0.785	0.656				
SACRAMENTO VALLEY	0.600	0.580	0.470	0.390	0.790	0.788	0.920	0.700	0.770	0.730	0.737	0.571	0.604	0.698	0.618	0.582	0.541	0.648	0.991	0.520				
																								
*    No NOx data available																								
**   All available data were used for the annual maximum 1-hour NOx.																								
***  SFB NOx for 1994-2003 was calculated using hourly NO + NO2