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NYC-WTC_000223908

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000223908–000223913
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NYC 9/11 Public Portal Document CITY_21MC100_002920334 TINE 1400 ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT LOCATION PS234M DATE 4/23/02PROJECT NO. Location --- Outside 7:40 Muin Entrance 7:40 In By Main Desk NW Curner West side Оccup. Temperature: * (F) ..:.Relative Humidily (%) Carbon Dioxide .: (py) Carbon Monoxide • (ppI) 50.3 50.9 488 71.C 37.5 6.09 51.3 51.6 52.1 443 52.3 448 2 SIv Curner 51.9 52.5 2 2 Court Yard NE Corner Main Entransc SE Corner -Sauth Side Guideline levels ASHRAEIAIHA/EPA 52.1 52.4 53.3 453 456 459 52.0 51.8 2 53.6 455 458 52:1 52.3 68-75°F/winter 73 -79"F/summer 53.8 54.0 30-61% 461 Outdoor level + 700 ppm 2 2 9 ppm Comments: The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Signature: Jus Chay. Date: 4/22/02 NYC-WTC_000223908 • Page Lot 6 19125 - 279 Respirable Particulates(ug/m') TVOCs (pрш) 26 13 C' 20 22 24 C 20 19 2) 23 65 ug/m 24-hour average 1 ppm

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NYC-WTC_000223908Source: NYC Law Department, mirrored locally

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