8 shared non-person entities · similarity 0.930
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Summary of environmental monitoring at WTC area, Sept 2001
Machine-extracted title · confidence 90%Summary document of environmental monitoring data collected across various locations in the World Trade Center area.
NYC-WTC_000176031Page image
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NYC 9/11 Public Portal Document
Summary of Outdoor Air Samples Collected at the World Trade Center Disaster Area 28 September 2001 All Results are Parts Per Billion by Volume
76 Park Place Parc Place at 225 Rector 14D Broadwa/ Outdoor N Tower Analyte Roof Above 14th Floor 10th Floor Street Roof Above 24th Floor Street Roof Above 52nd Floor Street Plume Background^ M A E M A M A £ JW E M A E M A M E 8PM EPA' nysdoh’ DICHLORODIFLUORONETBANE 0.6 0.6 0.6 0.7 0.6 0.6 0.6 0,7 0.6 0.6 0.6 0.6 0.6 0.6 0.8 1.1 1.1 0.8 0.6 0.7 1.2 0.32-0.05 <0.2 CHLOROMETBANE 1.0 PL 1,0 PL 1.0 PL 1.0 PL 1.0 PL 1.0 PL 1.0 PL 1.0 PL -.OPL 1.0 PL 1.0 PL 1.0 PL 1,0 PL 1.0 PL 2.8 1.2 1.0 PL 3.2 2.4 1.7 58 0.6-0.7 0.24-0.S3 BROMOMETHANE <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <05 <0.5 <0.5 <05 <05 <0.5 <0.5 <0,5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 3.9 0.05-3.1 <03 CMLOROETBANE <0.8 <0.8 <0.8 <0.8 <0.8 <0.8 <08 <0 3 <0.3 <0.8 <0.8 <0.8 <0.8 <0.8 <0.3 <0.8 <0.3 <0.8 <0.8 <0.5 2.7 NA <0.2 ETHYL ALCOHOL 4.7 1.9 3.6 3.5 4.1 10.1 9.6 4.7 2.6 2.1 3.8 2.1 1.3 2.0 3.7 5.0 4.3 9.6 3.7 4.6 32 NA <0 5 - 0.9 >133 >133 ’ 4.8 TRICH LOKOhLUOKU M ETHAM E 0 4 PL 0.4 PL 0.4 PL 0.4 PL 0.4 PL 0.4 0.4 0.4 0 4 PL 0.4 PL 0.4 PL 0.4 PL 0.4 PL 0.4 PL >133 0.6 1.6 1.7 0 19-0.21 <0.18 ISOPRENE <0.7 <0.7 <0.7 <0.7 <0.7 <0.7 <07 <0 7 <0.7 <07 <0.7 <0.7 <0.7 <0.7 <0.7 <0.7 <0.7 <0.7 <0.7 <0,7 2.5 NA NA ACETONE 1.3 0.9 1.1 1.4 2.2 1.2 1.5 1.3 1.2 1.0 1.4 1.0 1.2 4.0 7.6 4.6 3.2 2.9 2.6 59 NO-2.83 NA METB'lLENE CHLORIDE 06PL <0.6 <0.5 0.6 PL O.Q PL <0.6 <0.6 <0.6 <0.3 <0.6 <0.6 <0.6 <0.6 <0.6 2.2 8.4 3.2 <0.6 C.6PL <0.5 0.6 PL 0.3 - 1.8 0.14- 1.1 METHYL-tert-BlfTYL ETHER 0.6 PL 0.6 PL 0.6 PL 0.6 PL 0.5 PL 1.2 0.6 PL 0.8 0.6 PL 0.6 1.4 0.6 PL 0.6 PL 0.6 PL 0.6 PL 0.6 PL 0.6 PL 0.6 PL 0.8 0.6 PL 0 6 PL NA <0.3 n-HEXANE 0.6 PL <0.6 <0.6 0.6 PL O.S PL 0.5 PL <0.6 2.3 0.6 PL <0.6 0.6 PL <0.6 <06 <0.6 0.6 PL 0.6 PL <0.6 0.6 PL 0.6 PL 0.6 PL 3.7 0.63-2 95 0.1 -0,5 co MEI MYL ELTHYL KETONE <0,7 <0.7 <0.7 <0.7 0.7 PL <0.7 <0.7 <0.7 <0.7 <0.7 <0,7 0.7 =L <0.7 <07 1.0 1.3 0.8 0.7 0.7 0.7 PL 25 ND NA a <07 <0 7 <0.7 <07 co TFTKAHYDROFORAN n-HEFTANE <0,7 <0.5 <0.7 <0.5 <0.7 <0.5 <0.7 <0.5 <0.7 0.5 PL <0.7 <0.5 <0 7 0.5 PL <05 <0.7 <0,5 <0.6 0.5 PL <05 <0 7 <0.6 <0 7 <0.5 0.7 PL 0.5 PL <0.7 <0.5 <0.7 <0.5 <07 0.5 PL <0.7 05PL <3.7 0 5 PL 3.4 3.4 NA 0 35-0.62 NA NA w BENZENE 0 7 PL 0.7 PL 0.7 PL 0.7 PL 0 7 PL 0.7 PL 0.7 PL 0.7 PL 0.7 PL 0 7 PL 1.0 0.7 =L 0.7 PL 0 7 PL 5.0 2.2 0.7 5.7 5.0 3.1 88 06-33 03-1.5 o METHYLMETHACRYLATE <0.5 <D.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0,5 <0.5 <0.5 <0 5 <0.5 <0.5 0.5 PL <0.5 <0.5 0.5 PL 0.5 PL 0.5 PL 13 NA NA METHYL ISOBUTYL KETONE <0.5 <0.5 <0.5 <0.5 <05 <0.5 <0,5 <0.5 <0.5 <0.5 <0.5 <05 <0.5 <05 <05 <0 5 <05 <05 <0.5 <0.S 0.7 NA NA n OCTANE <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0,4 <04 <0.4 <0.4 <C4 <04 <0 4 <0 4 0 4 PL <0.4 <0.4 <0.4 0.4 PL <0.4 2.4 0.16-0.76 NA H O TOLUENE 0.7 0.5 PL 0.5 PL C.6 2.0 1.1 0.7 1.2 0.5 PL CEPL 1,3 o.s 05 PL D.5 4.0 2.7 1.2 4.2 3.7 2.5 64 0.16-5.21 0.3-1.5 TETRACHLOROETBENE <0.4 <0.4 <0.4 <0.4 <04 <0.4 <0.4 <0.4 <0.4 <0.4 <C.4 <04 <0.4 <04 <3.4 0 4 PL <04 <0.4 1.5 0.4 PL <0.4 01-0.9 0.1-0.5 •xi n-NONANE <0-4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 ~<04~ <0.4 <0.4 <04 <04 <04 0.4 PL <0.4 <0.4 0.4 PL 0.4 PL <0.4 3.2 0.14-0.61 NA CHLOROBENZENE <0.4 <0.4 <0.4 <0.4 <0.4 <04 <0.4 <0.4 <0 4 <0.4 <0.4 0.4 PL <0.4 <0.4 0.4 P_ 0.4 PL <0.4 1.1 ND-0.31 <04 O H ETHYLBENZENE <0.5 <0.5 <0.5 <05 <0 5 <0.5 <0.5 0,5 PL <05 0.5 PL 0.5 <0 5 <05 <0 5 3.0 o.d 0.5 FL 3.2 2.5 1.6 46 0.2- 1.2 0.1-0.6 W M.P-XYLENE <n.5 <05 <0.5 <05 0.5 PL 0.5 PL O.bPL O.bPL <0.5 0.5 PL 0.5 PL 0.5 PL <05 <05 0.5 PL <0.5 <0.5 0.5 PL 0.5 PL 0.5 FL 3.2 10-65 0 2-12 o 0-XYLENF <0.5 <0.5 <0.5 <0.5 <0.5 0.5 PL 0.5 PL <0.5 <0.5 0.5 PL <05 <05 <0.5 0.5 PL <0,5 <0.5 0.5 PL 0.5 PL 0,5 PL 6.5 0.2-1.5 0.2-1.1 H STYRENE <0.5 <0.5 <0.5 <05 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 0.5 PL <05 <0.5 <0.5 1.9 0.5 PL <0.5 1.9 1.8 75 ND-0.31 <0.24 AlPHA-PINtNt <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <04 <04 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 0.4 0.023 - 0.264 NA ISOPROPYLBENZENE <0.4 <0.4 <0.4 <0.4 <0.4 <0,4 <0.4 <0.4 <0.4 <04 <04 <0.4 <0.4 1.1 0.4 PL <Q4 0.9 0.9 0.5 13 ND <2.0 a n-DECANE <0.3 <0.3 <0.3 <0.3 <0.3 03 PL 0.3 PL <0.3 <0.3 <0.3 <03 0.3 PL <0.3 <0.3 0.3 PL <0.3 <0.3 0.3 PL 0.3 PL 0.3 PL 2.6 O.O5-0.6B NA o r-PRO’YLSENZENE <04 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <04 <0.4 <0.4 <0.4 0.4 PL <0.4 <0.4 <0.4 <0.4 <0.4 2.5 0.08-0.26 <2.0 s o H 1J,5-TRIMETHYLBENZENE <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <04 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0,4 <0.4 <0.4 <0.4 <0.4 2.0 0.04-0.51 <0.2
w 1,2,4-TRIMETHYLBENZENt <0.4 <0.4 <0.4 <0.4 <0.4 0.4 PL <0.4 <0.4 <0.4 0.4 PL <0.4 <0.4 <0.4 0.4 PL 0.4 PL <0.4 0.4 PL 0.4 PL <0.4 2.S 0.57-1.51 <0.2 d-LlMONENE <04 <0.4 <0.4 <0.4 <0.4 0.4 PL <0.4 <0.4 <0.4 0,4 PL 0.4 <0.4 <0.4 <0.4 0.4 0.4 0 4 PL <0.4 <0.4 <0.4 0.6 NA NA 1,2,3--RIMFTHYI BFN7FNF <04 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0.4 <0,4 <0.4 <0.4 <04 <0.4 <0.^ <0.4 1.4 NA NA s •H 1,4-DICHLOROBENZENE <05 <0.5 <0.5 <0.5 <0.5 0.5 PL 10 0.5 PL <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <05 <0.5 <0.5 <0.5 <6.5 <0.5 <0.5 ND. 0.2 0.1-0.6 O ii-UNDECANE <03 <03 <0.3 <0.3 <0.3 <0.3 <0.3 <0.3 <0.3 <0.3 <0.3 <0.3 <0.3 <0.3 0 3=L <0.3 <03 0.3 PL 0.3 FL <0 3 2.9 ND - 0.62 NA ro r-BUTYLBENZENE <05 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <05 <0.5 <0.5 <0.5 <0.5 <0.5 <05 <0.5 <0.5 <0.5 <0.5 <0.5 1.0 ND <1 fl bo ii-DODECANE <03 <0.3 <0.3 <0.3 <0.3 <0 3 <0.3 <03 <0.3 <0.3 <0.3 <0.3 <0.3 <0.3 0.3 PL <0.3 <03 0.3 PL 0.3 PL <0 3 5.7 ND-0 41 NA S ■ Q M * marning (-G-SAM) Samples were collecteted by Sumina canisters (EPA Method TO-14) Fora 2-tiour period, the plume sample was a 25 second grab sample. Samples were analyzed by the Wadsworth Center for Labs and Research. CO o A-3flernoonr24PM) 'The United States Environmental Protection Agency Volatile Organic Compounds Database (EPA) is a compilation of indoor and outdoor data from studies across the United States published in 1989. W XI o E-evening ’The New York State Department of Health Database |NYSDOH) is a summary of indoorand outdoor air sample results in control homes collected and analyzed by the NYSDOH from 1989 through 1996. H I ’The levels are the 25th percentile to 75th percentile, (middle half), of the data from the EPA and NYSDOH databases. o NA ■ Not Available < Means less than. The number following this symbol (<) is the lowest level the laboratory test can reliably measure (detection limit). If there is a"<" before any number, then the chemical was NOT detected in the sample. ND - Not Ddecled PL] - Present, but less than the level indicated.
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NYC-WTC_000176031
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