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NYC-WTC_000198918

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000198918–000198925
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Scanned page image, NYC-WTC_000198922
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NYC 9/11 Public Portal Document CITY_21MC100_006739317 TIME •1000 ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT LOCATION PS89M DATE 3/14/02 PROJECT NO._ Locationar- Оссир. d emperature Relative Humidity (%) Carbon Digxide (ppu) Carbon Monoxide (Hall) 410 75.0 30.4 589 408 31 76•4 38:4 1242 Hall by Elevator. 404 - 75.8 37.7 729 30 76.2 35.9 890 402 32 76.5 33.4 1011 401 5 75.8 30.0 684 Stair 3 301 - 74.7 30.4 575 75.5 30.3 690 302 (4411) 302 Guideline levels ASHRAE/AIHA/EPA 75.5 12 75.5 68-75"F/winter 73-79"F/summer 30.0 31.5 30-60% 610 752 Outdoor level + 700 ppm 9 ppm Comments: The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Signature: qnichn Date: 3/14/02 NYC-WTC_000198922 Page 5 018 19125- 297 Respirable pinticulates(g/m) TVOCS (ppni) 40 46 40 49 48 27 42 C 30 42 24 65 ug/m 24-hour average 0 1 ppm

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NYC-WTC_000198922Source: NYC Law Department, mirrored locally

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