NYC-WTC_000187478

NYC 9/11 Public Portal Document

NO QC EVALUATION HAS BEEN PERFORMED. DATA VAUDITY IS UNSUBSTANTIATED AND THE DATA SHOULD BE USED WITH DISCRETION WTC TEDLAR BAG AIR ANALYSIS, TO-13 MODIFIED METHOD DRAFT OCAHS RetuRa for 12121191 File Name NYC448 NY644i I _ Wli4^ I NYC451 NYC453 NYC452 Sample Location Instrument Blantt TedterBaaaank I WashIno Tent I Austin Tobin Plaza North Tower South Tower TTTI Plume Plume Sample Number A07247 A07249 A07250 A07251 Sample Heiaht Sreathirxi Level Ground Level Ground Level 250 mL ^mL 2S0IIIL 2S0 mL 20 mL -22- ~^O~ 20 20 ~ 250 [Sample Cone. Units pp^ ppU’ ppbv PPb, PPhv ppbv e RL RL RL ” 240 RL “* ChlOfOdifuofO.Tie thane RL —St— RL RL ~ RL RL Dichlorodifiuoromelhane RL RL RL RL RL Oichlofotetrafluoroe thane RL RL RL Chloromethane________ Vinyl Chloride_________ ~Rl~ RL dtRL RL RL ~ 540 RL RL RL 1.3-Butadiene “RE" RL RL RL —PC— RL Bromonnethane RL RL RL RL RL RL Chloroethane_________ RL RL ftt RL RL RL Trichlorofluoromethane RL RL RL to. ~ RL RL Isopropyl Alcohol______ -RT RL Rl RL RL —-IL—- Acetone RL " ra. RL geo 120 Trichloiotriiuorioelhane RL to. to. RL RL 1.1-Olchlofoethene RL ra. RL RL ~ RL RL 3-Chloropropene "RE" RL _5k_ RL RL RL RL to. ~RL RL RL 29 MTBE RL RL RL RL RL RL trans-1,2-Dichloroeth«ne ■rT ""Rl fa. RL RL .RL Hexane "raT" RL RL RL RL RL 1.1-DichlOfoethane_____ "TtE RL RL RL RL Vinyl Acetate rl “RE “RE RL RL RL 2-8utanone IE” ~Rl RL RL 130 RL cis-l.2-Olchloroethene to ~rC RL RE Rl RL Ethyl Acetate RL RL ra. RE RL RL gt Chloroform____________ Tetrahydrofuran RL RL -1- RL RL RL RL 35 RL RL 1.1.1-Trichloroethane Cyclohexane__________ Carbon Tetrachloride RL ZEZ RL 3ERL to. RL RL RL RL RL RL ——SL—— RL RL RL RL t ,2-Dichloroe thane “Rl“ RL to. RL RL RL Benzene RL —RE "~Rl RE 570 RL Heptane______________ RL RL RL RL RL RL Trichloroethene________ RL ra. RL RL RL 1.2-Pichloropropane to. to, RL ~ RL RL 1.4-Dioxane___________ _5k_ RL RL .RL RL RL Methyl Isotxjtyl Ketone RL ~RL RL RL ~ kt RL ds-l .3-Dichloropropene RL RL ra. RL ~ RL RL Toluene TS?" RL fa. RL ——2?—— trans-i,3-Oicftloropropene RL RL ra. RE kL ~Rl 1.1,2-Trichloroelhane 2-Hexanone___________ Tetrachloroethene ■Rl~ ■ra— T5~ IF Rl to. RL RL RL Rl ~ RL RL RL _3L_ RL

RL ■g~ ZEZZ RL ~

=4= Dibromochloromethane __SL_ 1,2-Dibromoethane to RL RL EISEi 25 RL iEthytoenzene RL RL ~ 180 RL mas RL ra. RL 25 37 RL RL RL RL gL styrene 51 feL Bromoform RL RE RL 1,1.2.2-telrachkiroeih3f>e' S2Z "M RL 4-Ethyltoluene ~ ■RE~ RL 1,3,5-Trimethylben2ene giL RL zzszzzzz -—EL ——— 1.3-Otchlofobenzene E ' 'gt ~ RL

s 1.4-Oichtexobenzene RL ~ RL Benzyl dhtoride ~ RL ~ RL 1.2-Oichlorobenzer>e RL RL 1 .ZA-Trichiorobenzene RL RL Hexachloro-1,3-Butadiene ftL rL RL "RT RE~ RL

CITY_21MC100_002967624

NYC-WTC_000187478