Indoor Air Quality Field Report Data, P.S. 150M, Apr 2002

NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT

LOCATION v4o n .date^ILASiS^pROJECTno. 1412'S Location Temperature Relative Carbon Dioxide Garbon Respirable TVOCs fF) Humidity (%) (ppm) Monoxide (ppinj Particulatcs(iig/ni’) (Pl»m)

(Z) fvO f 71. L 3M5 -t(Y C G to o 70, G •3^, G M Q „jX-. c nt H 401 2. H O iJ hj XI HA4 10.0 YiC- '101, o H A \tS____ 2_^ Ic W O O 40) 51.1 6 67 H H S a3 O S 2 o M IS 40 L- Tt).4 74.0 ni ?3 S a H M ?3 Hl > *563 b 34. G ")2^/ To 5 S ' O

15 ■*>4.1 (Z) SOH VAaQ 33 "t bTC- hj _____ Ut„ C) H

________ 7C.5 3'5. C 2<., O Guideline Scvcls 69 - 76"I7wiiitcr 3(K60% Outdoor level + 9 ppm jiR ug/nv’ I ppm O CO ASIIRAE/AIHA 73-78.5"F/siimnicr 700 ppm Q 24-111)111- average H K I Coinmcnts: s Q o riic assessed l(»ealion(s) () Does () Does not meet established indoor air qiialily guidelines. o Io o Signature: Dale: M - /V (JI

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NYC-WTC_OO0177961