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NYC-WTC_000226833

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000226833–000226840
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NYC 9/11 Public Portal Document CITY_21MC100 002923223 TIME 8:10 ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT LOCATION PS89M DATE 3/5/02 PROJECT NO._ Location Оссuр. Temiperature (F) Relative Humidity (%) Carbon Dioxide (ppai) Carbon Monoxide (ppm) Playground North Playground Sauth NE Corner Outside. North Exit Outside 32.0 13.) 487 133 490 13.5 485 13.9 480 NW Corner Outside 13.6 483 By Intake Outside SWCorner Outside 13.3 South Ex:t Outeide SE Corner Outsidé East Side Outside: Guideline levels ASHRAE/AIHA/EPA 68-75°F/winter 73-79"F/summer 13.7 14.0 14.3 14.1 30-60% 486 480 478 481 486 Outdoor level + 700 ppm 9 ppm Comments:Instrument Stopped on 32° (Q-Trak) The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Signature: giilha Date: 3/5/02 Page L ur 8 19125- 297 Respirable Particulates(ug/m) 23 25 29 24 20 23 22 23 25 23 65 ug/m" 24-hour average TVOCS (ppm) I ppm NYC-WTC_000226833

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NYC-WTC_000226833Source: NYC Law Department, mirrored locally

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