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NYC-WTC_000220656

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000220656–000220663
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Scanned page image, NYC-WTC_000220659
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L€9988700 OOTOWTZ ALIO NYC 9/11 Public Portal Document ATC ASSOCIATES, INC. Page 4 of & TIME 430 INDOOR AIR QUALITY FIELD REPORT LOCATION PS8B894M DATE 4ligloz — PROJECT NO. I91aS- ade Location Occup. Temperature Relative Carhon Dioxide | Carbon Monoxide Respirable PP TVOEs | ("F) Humidity ('%) (ppm) (ppm) Particulates(ug/m') | (ppny | sag | 30 | BR AGE #50 3 HO | a BF a F325 4G °F GAS 3 HR |] | 530 Cuan) ~ FF 2 He-4 Go¥ 3 So OC 532 32 F).¢ 50. F lo 34 3 zo | OO tg I F4G 4F-/ PES 3 HQ OL Hal) by Shvel |. 74.5 4F2 780 s | Go | Stam bt 75.3 cane Flo $ 48 OL Ma E 4 74.5 46-2 6490 3 30, | oo 432 (Han) 7H. HG.G FQ0 3 32 eo ~ Guideline levels 68 -75°FAvinter 30-60% Outdoor level + Yppm Sug | tppm ASHRAF/AIHA/EPA 73 -79'F/summer 700 ppm 24-hour average Comments: The assessed location(s) (.) Does () Does not meet established indoor air quality guidelines. Signature: nn, hh Date: 4 Nafor Te NYC-WTC_000220659

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NYC-WTC_000220659Source: NYC Law Department, mirrored locally

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