NYC-WTC_000229491

NYC 9/11 Public Portal Document

A rc ASSOCIATES, INC. Pi»ge,^.d',4^ TIM I’- INDOOR AIR QUALITV FILLO RFPORI'

LOCATION ^Z^^;^HATL PROJECT NG.

Location Gee up reinneraliire . Relalive C'aihon Dioxide Gal lion Monoxide Respii aide lA’tX s ■ CT) Miiniidily (%) (ppm) (ppm) t’nr(ieidates(ug/in') iti’I’nl):

o

30/ ^"3. A /> u'7 /5 <r>

^4=2. 0 a

^6)4 JO s44 0 £>

S /A 3 0 /3 o

2.?/ G.Z. 3-^3 / ^/ o

33^ 30 ^;?.3 D /T- c>

33^ 30 3- o dS5 co /3 b

4/- I // o /r Z' ^4./ a 00 6> ____ / Q Giiiilclinc levels 6(S -75'T/vioter ~3(L60% Oiildoor level 1- 9 ppm 65 iig/m r ppm H ASIIUA E/AIIIA/EFA 7J -79"l'/s»m tner 7(10 ppm 2d-liour average K I S o Cuiiinieiits: o o I The assessed hicuIiiin(s) ( ) Does ( ) Does not meet eslnhlishcd indoor air (inality guidelines. o o

O Signaliii c: ___ Dale:

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NYC-WTC_000229500