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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_000174842
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NYC 9/11 Public Portal Document L 3 E E ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT DATE/0/01/01 PROJECTNO. 19855-000| LOCATION I1 th floor. Location Temperature ('E) Relative Humidity (%) Carbon Dioxide (ppm) Carbon Monoxide (ppm) s. cleara. n ai Entrene Corp west wing. N west 2.0 2.0 2.0 N Eastwiy 2.0 -СіА Мападетет Flanstolen middle of E.officalea not w 2-0 1. O west comr 1.0 NEAST by Hallung beyroon Elvats lobby Guideline levels ASHRAE/AIHA 69-76°F/winter 73-78.5°F/summer 30-60% Outdoor level + 700ppm 1.o 1.0 9ppm Comments: The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Signature: Date: 10|01|01 Respirable Particulates(ug/m®) 12 14 13 10 2/ 22 19 20 16 50 ug/m° L Page 5of# TVOCS (ppm) 0.0 0 -0 0 o 0 '0 0.0 0.0 0.0 o. O 0.6 0.0 1 ppm NYC-WTC_000174842

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NYC-WTC_000174842Source: NYC Law Department, mirrored locally

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