Appendix B	Carbon Monoxide - Maximum 8-Hour Concentration (ppm)								Table B-15											

AIR BASIN	1982	1983	1984	1985	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001
GREAT BASIN VALLEYS	10.8	7.9	7.3	7.4	6	6.3	5	5.4	4.4	5	4.4	4.5	5.4	5.4	3	3.4	3		2.5	2.5
LAKE COUNTY								2.2	2.6	3.1										
LAKE TAHOE	18.3	17.4	14.8	16.3	12.5	13	12.5	11.3	10.1	9.2	9.9	7.5	7.1	6.3	5.1	3.8	4.3	2.4	2.8	1.9
MOJAVE DESERT	5	6.3	4.9	5.7	4.6	4	5.9	7.1	8.3	7.1	5.4	5.9	5.6	5.1	7.5	4	3.6	5.4	4.3	3.3
MOUNTAIN COUNTIES					4.2	2.3		4.6	3.5	0.1	4.5	5.4	5.4	3.4	2.6	1.9	5.5	3	1.6	4.3
NORTH CENTRAL COAST	2.6	2.1	3	3.3	2.3	2.3	2.4	2.4	2.5	2.5	2.9	2.7	2.1	2.1	2.6	1.8	2.2	1.8	1.4	1.6
NORTH COAST			4.1	5.5	3.1	3	1	4.5	3.5		0.6	2.4		3.2	2.7	3.2	3.5	3.7	2.4	1.1
NORTHEAST PLATEAU						10.4	1.8													
SACRAMENTO VALLEY	15.1	14.1	12.4	13.3	13.9	10	12.3	15.9	14	12.3	8.6	9.4	8.5	7.4	7.2	7.2	7.1	6.6	6.3	5.3
SALTON SEA	2.6	2.8	2.1	2.6	3.6	2.9	2.1	2.9	2.3	2.5	2.4	2	13.1	22.9	22.1	17.8	14.4	17.9	15.5	7.1
SAN DIEGO	10.3	12.1	8.5	13	10.4	9.4	10.3	10.5	9.1	7.9	7.9	7.5	7.5	6.3	7.1	5.4	4.8	6	5.9	5.1
SAN FRANCISCO BAY AREA	14.5	10.6	12.1	16.1	12.6	10	12.8	12	11	11	7.8	7.9	8.8	5.8	7	6.1	6.3	6.3	7	5.1
SAN JOAQUIN VALLEY	14.8	14.3	15.7	11	16.3	12.9	16.5	13.4	11.5	11.4	8.3	9.3	8.9	9.1	7.7	7.5	8	7.8	6.6	6
SOUTH CENTRAL COAST	8.7	9	10	10.5	8.6	7.5	7.4	7.4	5.8	6.4	5.9	4.8	6.5	5.8	4.9	4.1	4.6	4.2	4.3	3.4
SOUTH COAST	21.3	20.9	19.7	27.7	19.7	19.6	27.5	21.8	16.8	17.4	18.8	14.6	16.1	13.8	17.5	17.1	13.3	11.2	10.1	7.6