19 shared non-person entities · similarity 0.965
machine-extracted · confidence unavailable · Check page ↗Document / 54 pages
EPA Special Investigative Audit Report, WTC Site, Nov 2001
Machine-extracted title · confidence 95%Draft environmental data report for the World Trade Center site prepared by IT Corporation for the EPA in November 2001.
NYC-WTC_000186193–000186246Page image
OCR text
OCR status: junk · source: pdftotext
NYC 9/11 Public Portal Document
Table 1. Select VOCs in Air at WTC North Tower Center Units: ppb i-.
Bennen, ,Toluene SITrene EthylY. Chloro-. Tetrahydro 2-Butanone Propylene Chloro HYM, nCniM CDF^. benzene, benzene furan (TJOF) ’(pteK)Y e. methane l.Freon 111 .rreon;12^,.Freon 22
24-Oct 20000 1100 <1000 <1000 <1000 1700 2100 18000 11000 < 1000 ■ < 1000 na 24000 11000 6500 12000 260 2200 20000 14000 130 290
25-Oct 2500 1200 760 1300 58 410 550 1700 1000 21 <20 530
26-Ocf 27000 11000 ,12000 16000 790 930 2800 16000 13000 <50 <50 <50
27-Oct 33000 8500 3900 7500 640 1100 3300 19000 8900 <50 66 na
28-Oct 2900 1000 500 800 <50 210 370 1700 <50 <50 <50 360
29-Oct 2000 790 490 690 <40 170 320 1500 920 <40 <40 210
30-Oct 4900 1400 <50 1200 97 410 590 3000 2200 <50 <50 na
31-Oct 64 23 <20 <20 <20 <20 <20 37 <20 <20 <20 <20 620 410 350 560 120 350 460 530 39 01-Nov 210 no 73 130 <50 <50 50 120 89 <50 <50 960 02-Nov 7300 2800 1200 3000 98 280 760 4100 1700 <50 <50 <50 03-Nov 61000 45000 46000 4100 1600 2700 7600 43000 6300 <50 <50 <50 83000 67000 56000 95000 1700 2800 7800 49000 6800 <1000 <1000 <1000 05-Nov 440 220 56 210 <20 61 110 340 310 <20 <20 <20 06-Nov 990 370 130 380 27 51 150 680 220 <20 <20 <20 07-Nov 83000 41000 7400 41000 <200 3500 20000 55000 1500 <200 <200 <200 08-Nov 180000 74000 40000 67000 660 6200 21000 92000 2200 <200 <200 <200 o H 09-Nov 85000 31000 6900 23000 1900 1800 880 42000 7300 <200 <200 <20 11-Nov 44 <20 <20 <20 <20 <20 30 <20 <20 <20 <20 <20 I—i S o 12-Nov 1400 125 23 84 43 <20 310 <20 200 <20 <20 <20 I—i o o Io 13-Nov 4900 3300 1600 6900 150 1000 1600 4700 3500 <20 <20 <20 o on
Page 9 of 52 ISO OS
NYC-WTC_000186203
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NYC-WTC_000186203Source: NYC Law Department, mirrored locally
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