Appendix B	Oxides of Nitrogen (NOx) Maximum 1-Hour Concentration (ppm)								Table B-29											

AIR BASIN	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003	2004	2005	2006
GREAT BASIN VALLEYS																				
LAKE COUNTY																				
LAKE TAHOE	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	0.134	0.113	0.138	0.175	0.144		
MOJAVE DESERT	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	0.473	0.458	0.425
MOUNTAIN COUNTIES	0.060													0.190	0.216	0.188	0.280	0.208	0.100	0.010
NORTH CENTRAL COAST	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	0.224	0.091	0.103
NORTH COAST		0.050				0.210	0.290	0.573												
NORTHEAST PLATEAU																				
SACRAMENTO VALLEY	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	0.392	0.424	0.460
SALTON SEA	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	0.681	0.861	0.809
SAN DIEGO	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	0.657	0.682	0.541
SAN FRANCISCO BAY AREA	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	0.424	0.392	0.379
SAN JOAQUIN VALLEY	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	0.407	0.397	0.467
SOUTH CENTRAL COAST	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	0.273	0.308	0.238
SOUTH COAST	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	0.850	0.605	0.826