NYC-WTC_000179010

NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC. Page 2^of TIME lOi^ INDOOR AIR QUALITY FIELD REPORT LOCATION Stu. bV S. Cm hi A) ate i^/io/oi PROJECT NO. 1 1^5 ~ o aMG

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60 tefEiW w G 935 33 ?3-Q 5o 0 to ( M O H 9o,ll I J 96 □ H O ^^8 |3 957 3 9X 0 G V O H M 93) I5 73-S 3/.C |36^ 3 HI C> O O H H O S 93 6 IB ?5.5 952. 39 0 < G M H a o G M s 9)3 P5 77 7 <}J3 3 Mm 0 a H M G H > 9o9 a- 7M-8 >75 M ^3 o S ' O

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ho 7M-1 VM 3 M 7- a o o Guideline levels 68 -75’F/wiiiter 30-60% Outdoor level + 9 ppm 65 ug/m^ 1 ppm co o ASHRAE/AfflAdLPA 73 -79“F/suinmei- 700 ppm 24-hour average H

Comments: S o o The assessed location(s) () Does () Does not meet established indoor air quality guidelines. o Io o Signature: Date: l5./to /pi co CT

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NYC-WTC_000179014