NYC-WTC_000219461

NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC. rage^orj8_ TIME (1^ INDOOR AIR QUALITY FIELD REPORT

LOCATION PS8A H DATE V PROJECT NO.

I ■ 'WP" 1' ^1044’. s .________ ! ’ ..............«» ............................■

!O >5-6 33,6 4M I C> 5M o

Hall fc.y g.G,'>- <5 "^H-S 5(. r 538 o M2 O

Ao 6 C ) V3. / ioe 0 M 2. o

I'O— t'U -^IC, 30.^ o VI e ty C IdvQ'I'or • O ^0-8 M9i 0 o

3.0^ '^HO 322 565 O O

Hah loy 5 73.^ 31-5 5H8 o V3 o

. aoi 1-3. 0 3o. 8 50 cf D *13 o

5.05 3 15-9 31.3 533 O ^3. O

<=?oa H 75.5 3r-i X7 O 5o <0 o 68 -75’F/«'inter Outdoor level + 65 ug/in’ T ppm H Guideline levels 30-60% 9 ppm ASHRAE/AIIIA/EPA 73 -79’F/siiiiinier 700 ppm 24-hour average

S o CoiniiieiHs; o o Io o I lie assessed loea(ioii(s) ( ) Does ( ) Does iiol meet established indoor air quality guidelines. CO CO o so Signature: Date: 3/ (JI

NYC-WTC_000219468