California Air Resources Board 2009 Almanac (web)																									
Appendix C	Sacramento Valley		Table C_12																						
TAC	Butte	Colusa	Glenn	Placer	Sacramento	Shasta	Solano	Sutter	Tehama	Yolo	Yuba														
Acetaldehyde	116	28	29	91	253	169	67	52	70	63	48														
Benzene	91	40	30	96	292	128	66	68	40	57	48														
"1,3-Butadiene"	68	14	31	31	73	78	15	11	79	20	18														
Carbon Tetrachloride	0	0	0	0	0.05	0	0	0	< .01	0	< .01														
Chromium (Hexavalent)	< .01	< .01	< .01	< .01	< .01	< .01	< .01	< .01	< .01	< .01	< .01														
para-DiChlorobenzene	9	< 1	1	11	56	8	5	4	2	8	3														
Formaldehyde	229	87	57	188	542	302	144	125	120	132	118														
Methylene Chloride	30	2	3	58	175	20	16	10	6	25	7														
Perchloroethylene	29	3	4	34	192	25	13	12	8	26	9														
Diesel PM	246	107	101	154	699	317	280	182	205	237	61