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Indoor air quality field report, PS/IS 89, Dec 2001

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Field report documenting indoor air quality assessment at P.S. 89 on December 16, 2001.

NYC-WTC_000174695–000174697
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NYC 9/11 Public Portal Document TIME 3:00 mu LOCATION 15 89m Location Осеuр. Play groond Hallaa by caeteria Roon 202 Roof lythe intake ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT DATE 12/16/0 / PRONECTNO Temperature (L) 43.6 66.4 66.0 42.2 Relative Humidity (%) 27/ 25.5 24.9 29.1 Carbon Dioxide Carbon Monoxide (ppi) (PPm) 360 2 375 369 358 CONFIDENTIAL, SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008 CITY 21MC100 014659903 Guideline levels ASHRAE/AША/ЕРА 68-75°F/iwinter 73-79"F/summer 30-60% Outdoor level + 700 ppm Comments: The assessed location(s) ( ) Does () Does not meet established indoor air quality guidelines. Signature: Date: 9 ppm NYC-WTC_000174697 Page Zoi 2 •Respirable Panticulates(ug/m) 21 20 22 13 TVOCS (PPm) 0.0 0.0 0.0 0-0 65 ug/m" 24-hour average 1 ppu

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NYC-WTC_000174697Source: NYC Law Department, mirrored locally

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