Chapter 4	PM10 Air Quality Table					Table 4-8														

PM10 (ug/m3)	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003	2004	2005	2006
Max. 24-Hr. Concentration (State)		287	271	475	179	649	231	161	219	162	208	116	183	139	219	126	159	133	131	135
Max. 24-Hr. Concentration (Nat)		287	271	475	179	649	231	210	219	185	208	116	183	139	219	130	164	137	131	142
Max. Annual Average (State)			94.0	78.2	76.0	79.0	72.5	65.5	68.8	61.5	65.3	50.2	72.2	60.1	62.9	56.2	55.1	53.5	50.4	62.3
Max. Annual Average (Nat)		103.7	93.0	78.2	76.1	79.0	72.5	65.5	68.8	62.8	65.6	58.7	72.2	59.1	63.3	58.1	55.6	54.8	51.8	64.0
Calc Days Above State 24-Hr Std			305	275	250	243	251	244	226	251	257	171	261	248	240	228	201	210	198	241
Calc Days Above Nat 24-Hr Std			34	19	12	12	18	6	25	6	6	0	6	0	6	0	6	0	0	0