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NYC-WTC_000202205

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000202205–000202212
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NYC 9/11 Public Portal Document CITY_21MC100_ 3270826 TIME8:30 ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT LOCATION PS89 M DATE. 2/7/02 PROJECT NO. Location Оссир. Temperature (F) Relative Humidity (%) Carbon Dioxide (ppmi) Carbon Monoxide ppu) Cafeteria ict FL. Hall by Elerator 501 - 72.7 - 72.6 2 73.2 16.7 17.6 17.5 588 553 574 504 508 512 (HAI)) 526 32 72.8 22.5 1019 2 - 71:3 711 71.3 10.5 652 19.2 578 20,8 19.7 550 Librar y 532 3 27 432 (HAIL) Guideline levels ASHRAE/AIHA/EPA - 70.l 71.1 69.7 68-75°F/winter 73-79°F/summer 549 22.7 19.6 30-60% 735 568 Outdoor level + 700 ppm 9 ppm Comnents: The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Signature: pich Date: 2/7/02 NYC-WTC_000202206 Page Sot 8 19125- 297 Respirable Particulates(ug/ni") TVOCs (Ppш) 33 33 21 27 31 33 40 26 36 28 65 ug/m" 24-hour average 1 ppmm

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NYC-WTC_000202206Source: NYC Law Department, mirrored locally

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