Air Pollution Levels 		

CO Level (PPM)	Source	Date
4	BAAQMD	12/03/91
12.5	BAAQMD	09/11/90
15	BAAQMD	09/10/92
15	BAAQMD	3/30/93
20	BAAQMD	12/10/91
20	BAAQMD	10/04/90
20	BAAQMD	9/22/92
170	BAAQMD	08/06/92
25	BAAQMD	05/07/92
30	refinery	05/09/93
30	refinery	4/17/93
34	refinery	4/27/93
36	refinery	05/04/93
37	refinery	4/28/93
38	refinery	4/18/93
40	refinery	05/11/93
42	refinery	4/19/93
43	refinery	05/06/93
43	refinery	4/21/93
45	refinery	4/16/93
52	refinery	05/08/93
55	refinery	4/29/93
58	refinery	05/03/93
58	refinery	4/30/93
58	refinery	4/26/93
59	refinery	05/05/93
63	refinery	4/20/93
63	refinery	4/25/93
71	refinery	5/16/93
75	refinery	05/02/93
85	refinery	5/13/93
86	refinery	4/23/93
86	refinery	5/15/93
99	refinery	4/24/93
102	refinery	05/07/93
102	refinery	4/22/93
141	refinery	05/12/93
153	refinery	05/01/93
161	refinery	5/14/93
21	refinery	05/10/93