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NYC-WTC_000194829

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000194829–000194833
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Scanned page image, NYC-WTC_000194830
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NYC 9/11 Public Portal Document CITY 21MC100 004151990 TIME_ 1415 ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT Page Lof 4 LOCATION PS150 M DATE 3/20/02PROJECTNO. 19125-289 CLocation Outside South Side SE Corner East Side NE Corner North side Овеupa •Tem perature (T) Carbon Dioxide Carbon Monosiie 1 Respliable (ppni) Richeunitesugzil TVOC NW Corner West Side North Topof Stairs Main Entrance East lop of Stalirs. Guideline levels ASHRAE/AIHA/EPA Comments: Relative HomidityCa 48.6 47.0 47.6 425 48.1 48.4 48.) 48.0 48.8 4а9 436 441 O 47.8 4%1 47.2 50.0 449 452 47.4 50.5 457 47:9 50.9 5/3 450 47.7 47.3 68-75"F/winter 73-79"F/summer 51.5 30-60% 446 443 Outdoor level + 700 ppm 9 ppm The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Signature: Guichs Date: 3/20/02 16 15 13 15 15 15 65 ug/m' 24-hour average O 1 ppm NYC-WTC_000194830

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NYC-WTC_000194830Source: NYC Law Department, mirrored locally

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