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

NYC 9/11 Public Portal Document

ATC ASSOCIATES, ING. P»ge_L ofJt TIME*aoO INDOOR AIR QUALITY FIELD REPORT

LOCATION P5I5Q M DATE 5/1 /o PROJECT NO. 19 1 as-

Location Occp. lemperam.e -(■’arh.mMmmxide^ Tvocrq (ppm) _________ ■■■■ ( I ) ______________ _________

w G e.i.j' S'ci Go o 3( s H3^ i 33 o o to G M O 3, T / jo 0.65 Gomer- H H O N'oAk 3jL3 / ^35 o-c G ?0 o 5/J3 M9c / 53 H f\f t Co.-ne r- ■ CO M o o H Hl < O S G fcQ5 f ,$1 old 58,8 3J 3 / 39 oe M Hl a O M 585 33 e 5O( / ■ZB C. C G a s H AjQ 5 g C- M Hl G > S&.l 33 1 I AC o c S ' O

^Liib ir^j’-^tv',,*- j) 57-8 33 C 5q3 I ' 5S G. C CO M tV-n ki4^ S3T- SY 9 joC’ / t^3 c- O hj H

Ol'rie._________ 58 c 39 8 joT? / <50 G- C O O Guideline levels 68 -75"F/Aviiiter 30-60% Outdoor level + 9 ppm 65 ug/m’ 1 ppm CO Q ASHRAE/AIHA/EPA 73 -79"F/suniiner 700 ppm 24-hour average H

I—i Comments: s o o The assessed locatioii(s) () Does () Does not meet established indoor air quality' guidelines. o Io o on Signature: Date: ^Tl/oa on os

NYC-WTC_OO0177970