Chapter 4	San Diego PM10 Air Quality Table					Table 4-32														

PM10 (ug/m3)	1983	1984	1985	1986	1987	1988	1989	1990	1991	1992	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002
Max. 24-Hour Concentration (State)						80	90	115	81	67	159	129	121	93	125	57	119	136	106	131
Max. 24-Hr. Concentration (Nat)						81	90	115	81	67	159	129	121	93	125	89	121	139	107	130
Annual Average (State)							44.4	32.8	40.7	28.9	45.8	50.7	47.1	30.2	46.6	26.5	50.9	44.5	47.4	52.4
Annual Average (Nat)						40.0	43.8	37.6	40.6	35.9	45.9	50.7	46.8	30.0	46.6	42.5	52.2	45.2	49.1	54.9
Calc Days Above State 24-Hr Std						105	146	60	90	42	143.5	131	117	96	125	108	140	144	146	186
Calc Days Above Nat 24-Hr Std						0	0	0	0	0	6	0	0	0	0	0	0	0	0	0