NYC-WTC_000227040

NYC 9/11 Public Portal Document

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A I C ASSOC 1A I ES, INC. ilMP _//25£ INDOOR AIR QUALITY FIELD REPOR'E

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o: 5/etc Y 63 -75'T/Aviii(er Outdoor If^'ci + 0 9 ppm 65 ug/ii/ b. £> Guideline levels 30-60% ' PI*'" H z\StlKAE/AIIIA/ir,PA 73 -79"E/suniiiier 700 iipui 24-hoirr average

I—* S| qI • Cniiiineiits: I—i o o Io I Ilf iisscssed l(if:Uioii(s) ( ) Docs { ) Docs mil iiicel established indoor air quality guidelines. o <O N) CO .SiL'iBiiiirc; Dale: CT

NYC-WTC_000227049