NYC-WTC_000194824

NYC 9/11 Public Portal Document

ATC ASSOCIATES,INC. Pfige _L of H I iME ia^ INDOOR AIR QUALITY FIELD REPORT

LOCATION PSI50M DATE 3/ih/oz PROJECT NO. lAiaS- 318?

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£>^Co •€? ag. 5 380 O O

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t<u K S,'d e tc.s 28.0 3sa o So o

S^ul" To|» of 67-3 37-8 383 O So 6}

Mtt.< &i 57.5 380 O 49 o

"fop •*-4 a-H 37.0 395 O 45} O

Si d c U.o ac.S 396 O *{8 <9

65 J QI. 3 3qo So o ATt Grw*.-

Af V/ 65.8 37.9 307 O HC 0

£5.6 38.3 361 o Guideline levels 68 -75*F/win(er 30-60% Outdoor level+ 9 ppm 65 ug/in^ 1 ppm H ASHltAE/AlHA/EPA 73 -79''F/siinimer 700 ppm 24-hoiir average

I—i s Comments: WnykiYo PUa- 62ex<.y “Vy Q V d o o o Io The assessed locatioii(s) () Does () Does not meet established indoor air quality' guidelines. o I—i on Signature: Date: 3/i^loz I—i

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NYC-WTC_OO0194825