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Indoor air quality field report, PS 89M, Feb 6 2002
Machine-extracted title · confidence 95%Field data sheet recording temperature, humidity, and gas levels at PS 89M to assess compliance with air quality guidelines.
NYC-WTC_000185971–000185978Page image
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NYC 9/11 Public Portal Document CITY_21MC100_003109729 TIME 8:10 ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT LOCATION PS89M DATE 2/6/02 PROJECT NO. Location Occup North Playgraund south Playground Exit North Exit South N.E Corner NW Corner DSTSIDE SE Cornen swr corner Inside Ex:t North Inside Exit Sauth Guideline levels ASHRAE/AIHA/EPA Comments: Temperature (n) Relative Humfure (%) Carbon Dioxide: (ppm Carhon Monoxide. (Ppu) 37.0 25.7 505 36.5 36.0 25.9 500 25.6 35.8 25.4 498 493 36.3 24.2 490 35.1 36.5 35.3 69.3 69.5 68-75°F/rinter 73-79°F/summer 24.0 485 25.5 483 25.7 480 32.0 526 31-5 30-60% 535 Outdoor level + 700 ppm 9 ppın The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Signature: Jimg Chey Date: 2/6/02 NYC-WTC_000185971 Page Lor 8 19125-297 Respirabler TVOCS (ppm) 48 50 53 47 45 48 49 50 34 33 65 ug/m 24-hour average 1 ppm
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NYC-WTC_000185971Source: NYC Law Department, mirrored locally
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