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NYC-WTC_000212685

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000212685–000212690
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NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC. Page 3 of TIME 150 0 INDOOR AIR QUALITY FIELD REPORT

I.OCATJON DATE PRO.JECT NO. mas - a=3Sss8SS3a=BSB=:

Loen ( ion Ocenp. Tent peril til re Y -/li’ Rclath'e - I Carbon Dioxide GiSi-bon M^tioxide I 53Respil-aljle TVOCs (I ("F) Ihiinidily t%) (ppm) (ppm) I Parliciilates(ug/ii?) (ppm) II

IXC 75 ; ^5 5 3 54 O z* 3^ >10n) 7^-0 ac-3 3 .5.S C

pl 73.5 MH. 8 8 IO 3 3 a. O

HqH V>y 75-8 M7-5 8ao 3 5o C

23Z 45. 788 3 G

330 7^ 4V0 3 51 o ilg 73.0 MM.3 8.pZo 3 72 O

316 73-9/ 8y.6 7% a ^4 .3 Umii) 75.6 M7 d 8o| 5o o 337 __ 73-4 7?o 3 __65ip- o Giiiileliiie levels 68 -75"F/winter 30-60% Outdoor level + 9 ppm ug/m 1 ppm o 73 -79"F/smnmer 700 ppm H ASIIKzKE/AIHA/EPA 24-hour average 7 I o Coiniiicnls:

o Io riie assessed loca(ioii(s) ( ) Does ( ) Does not meet established indoor aii quality guidelines. o CO Signature: Date; H //& /oJ on

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NYC-WTC_000212687

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NYC-WTC_000212687Source: NYC Law Department, mirrored locally

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