NYC-WTC_000198942

NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC. Pf’ge 2 of _S. TIME 830 INDOOR AIR QUALITA^ FIELD REPORT

LOCATION PS3A M DATE 3/a.i PROJECT NO.

-Loctiti iWiW Rilalhe! oil DioXii B lUsp •OCs I l>u0'«

4ti 11 lo^ 51-oi r I < 7o, 9 a*?, MS 6 o ^5 o

3 443 o as o 2 ■^1-4 33. f- O ^4 o 1M£ Dac { 71.1 as.T 457 o 37- o

1350 'f-o.ff 33-3 4^16 o 56

7a. ) 3b.l- 4 55 o aT o Ep I) C«.(e7enL 14.0 3o- 5 536 aa O

2^ 33.4 C? 33 O

VJ-AvJte Kc-i 7<a,6 37.7 452, o Iff o

___________ 73.6 24- I 45^ O 31 O Q Guideline levels 68 -75”F/winter 30-60% Outdoor level + 9 ppm 65 ug/m’ 1 ppm H ASHRAE/AIHA/EPA 73 -79"F/sumnier 700 ppm 24-liour average A NJ I—i s o Comments: o o Io The assessed locatioii(s) () Does () Does not meet established indoor air quality guidelines. o OS co Signature: Date: 3/21/Cfi so co co so

NYC-WTC_000198943