Appendix C North Central Coast Table C_6 TAC Monterey San Benito Santa Cruz Acetaldehyde 106 16 63 Benzene 190 21 90 "1,3-Butadiene" 60 14 17 Carbon Tetrachloride 0 0 0 Chromium (Hexavalent) 0.01 < .01 < .01 para-DiChlorobenzene 22 3 14 Formaldehyde 265 37 128 Methylene Chloride 72 8 54 Perchloroethylene 89 10 78 Diesel PM 314 62 135