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NYC-WTC_000217741

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000217741–000217746
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NYC 9/11 Public Portal Document CITY_21MC100_ 002877687 TINE 1400 ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT LOCATION PS234M DATE 3/13/02 uLocatidn 7.55 Inside By Mair Desk 7:55 Outside Main Entrance NW Corner Outride Westside Outside SW Corne-Outside South Outside. NE Corner Outside SE Corner Outside Cawrtyard Outside. Main Entrarze Outside Guideline levels ASTRA E/AIHA/EPA Comments: Mehiр elativese FCArbon Dioxi 4(ppmi) Maset 72.2 32-8 490 44.2 80.3 461 47.3 60.1 465 47.0 60.5 61.1 460 47.4 47.8 455 618 449 48.2 48.6 48.9 62.3 453 63.0 635 459 465 49.0 68-75"T/wici 73-79"F/summer 63.9 30-60% 473 Outdoor lerel + 700 ppm The assessed location(s) ( ) Does () Doesnot meet established indoor air quality guidelines. Signature: pichs. Date: 3! a/ja NYC-WTC_000217741 PROJECT NO. Carbon Manosides 5 ppm Page 1016 19125 - 279 able LTYOCS (ipIN): 29 63 58 57 59 61 58 56 59 61 65 мg/m" 24-hour average I ppm

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NYC-WTC_000217741Source: NYC Law Department, mirrored locally

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