Appendix C	South Coast		Table C_15																						
TAC	Los Angeles	Orange	Riverside	San Bernardino																					
Acetaldehyde	922	317	205	202																					
Benzene	2446	874	396	413																					
"1,3-Butadiene"	477	159	86	93																					
Carbon Tetrachloride	0.37	< .01	< .01	< .01																					
Chromium (Hexavalent)	0.37	0.05	0.04	0.04																					
para-DiChlorobenzene	497	156	70	72																					
Formaldehyde	3098	1020	599	564																					
Methylene Chloride	2647	1083	266	472																					
Perchloroethylene	1819	566	183	243																					
Diesel PM	4490	1670	996	795