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NYC-WTC_000218561

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000218561–000218568
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NYC 9/11 Public Portal Document CITY_21MC100_000466567 TIME 1330 ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT Page & 0l 8 LOCATION PS89M DATE 2/6/02 PROJECT NO. 19125- 297 Locatioil Оссиря demperature Relative Hümidity (%), •Carbon Dioxide (ppni) Carbòn Monoxide:k Respirable (iph) pardenhilesdighit) 332 70.8 13.5 479 24 319 (HAIL) Hall by #1 Stair #1 70.2 14.1 70.1 14.8 529 539 26 26 69.3 14.9 540 30 =219 (HAII) 67.9 14-1 490 22 230 (HAII) 69.0 14.6 52g 22 Auditorium 70.6 14.6 501 18 Hall by Stai-z 201 70.9 71.1 14.6 520 20 202 (1A/1) Guideline levels ASHRAE/AIHA/EPA 71.1 68-75°F/winter 73-79"F/summer 16.0 15.9 30-60% 519 17 530 Outdoor level + 700 ppm 9 ppm IB 65 ug/1" 24-hour average Comments: The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Signature: Date: 2/6/02 NYC-WTC_000218568 TVOCS (ppai) 0 1 ppm

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NYC-WTC_000218568Source: NYC Law Department, mirrored locally

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