Chapter 4	PM10 Air Quality Table - San Joaquin Valley					Table 4-34														

PM10 (ug/m3)	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003	2004	2005
Max. 24-Hr. Concentration (State)			206	237	439	279	186	239	192	279	153	199	167	186	153	221	194	150	219	137
Max. 24-Hr. Concentration (Nat)			206	237	439	279	186	239	192	279	153	228	160	183	145	212	189	150	217	131
Max. Annual Average (State)			52.7	67.0	80.1	70.0	62.4	56.3	49.6	57.9	54.1	47.3	40.5	60.1	53.9	52.3	59.9	52.3	43.6	44.5
Max. Annual Average (Nat)			74.3	79.3	79.3	76.3	62.9	56.9	50.1	58.2	52.0	48.2	52.5	59.5	53.1	57.4	59.2	52.4	47.9	44.3
Calc Days Above State 24-Hr Std			159	208	292	225	246	183	166	184	204	107	102	182	196	168	256	167	113	146
Calc Days Above Nat 24-Hr Std			46	29	54	40	9	3	2	4	0	2	5	4	0	4	3	0	1	0