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Document / 11 pages

Indoor air quality field report, ATC Associates Inc., Sep 2001

Machine-extracted title · confidence 85%

Field data sheet for indoor air quality monitoring conducted by ATC Associates Inc., containing raw environmental readings.

NYC-WTC_000174838–000174848
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Scanned page image, NYC-WTC_000174844
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OCR status: ocr · source: ours

NYC 9/11 Public Portal Document E] E ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT Page 7offf LOCATION 6th floor Bocation DATE|0|01/01 PROJECT NO. 19855-000| Temperature Relative Humidity (%) Carbe (ppm) Catbon Monoxide (ppm)* Respirable Particulates(ug/m) TVOCS (ppm) Heatng Room F Healig Room E Juteulen Roon 2 waiting Roan Adminstratina 2y- SuzanneP.christen Wast side Hallig south west side $-0 1.0 1.0 smoke odor detected. work 10 1.0 4 и not 1.0 1.0 North Eastisitte librady Guideline levels ASHRAE/AIHA - U 1.0 69- 76°F/winter 73-78.5°F/summer - 30-60% Outdoor level + 700 ppm 1•O 9 ppm Comments: The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Signature: thigtt Date: (0|01/01 NYC-WTC_000174844 18 19 18 16 25 26 26 23 23 25 50 ug/m 6•0 0.0 0.0 0.0 0.0 G. O 0. 0 0.0 0.0 1 ppm

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NYC-WTC_000174844Source: NYC Law Department, mirrored locally

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