Indoor air quality field report, P.S. 150M, April 2002

NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC. Pi’gf i of__ ‘y I I iE I dee INDOOR AIR QUALITY FIELD REPORT

I.OCATION PSI5Q M DATE *1 /l 1 I G 'Z PROJECT NO. 1 q) as-

Localipn QcCiip Teniperature ■ K^lative; , ’ /CsirhdnJDioxide - CaTbbii Mehbii tl8 3; .Jp^spiidbie TVOCs C'GT.Sicje - '■ cA- Hiiiiiidily (%'} 3; 3:c<Pllf«) ' - ;c ; 6>P«i) < ; Phr|jcp!afe(tig/ni?) (ppiriy 3

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> -£<4 r k p c ______ S7 3v.. 7 HC5 1 3c Cl

_. c, , K f- ___ SV S 3j c ^T/ I 5| C Giiitleliiie levels 68 -75''F/v’iii(er 30-60% Outdoor level + 9 ppm 65 iig/n? I ppm o ASUKA E/AIIIA/EEA 73 -79"F/siiminer 700 ppm 24-hour average H

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S Co in men ts: VS- )< ... 'Y<_ CA ■. ■-Eyu .</__________________________________________ O

o I The as.sesscil localioii(.s) () Does ( ) Does not meet established indoor air quality guidelines. O; O M' CO Signature: Date: ■^1 al CO CO ^1

NYC-WTC_000178730