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NYC-WTC_000226245

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000226245–000226258
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NYC 9/11 Public Portal Document CITY 21MC100 002895519 ATC ASSOCIATES, INC. Page 1of _14. INDOOR AIR QUALITY FIELD REPORT Time: 8.25Am LOCATION: 90 Trinity Place /HS for Leadership and public services DATE: 5/8/02_PROJECT NO: 15-19125-0290 Location Occupants Temperature (F) Relative Carbon Carbon" Respirable Humidity Dioxide Monoxide Particulate (ppm) (ppm) (ppm) S (ug/mi). Out Doors MAIN ENTRANCE 68.0 49.3 403 488/ 57 0.0 Out Doors NORTA OF MANENTRANCE Out Doors SOUTA OFMAIN ENTRANEE LOBBY 1St FlUOR 10 ELEVATOR LOBBLEICOR 20 1415 flooR Hallway 4 1415 flooR rTLtEN 2 1416 FlooR Room #11406 Full STAIR CASE A'TO1372 Room#1403 17 Guideline levels ASHRAE/AIHA 68.0 68.5 125 735 25.1 76.5 76.7 166 76.5 68 - 75°F/winter 73-79 "F/summer 49:6 498 51-8 51-4 50.6 50.5 49.5 49.4 501 30-60% 416 435 466 468 558 502 579 557 654 Outdoor level +700 ppm 43 0.0 54 27 0.д 0.0 12 0 0 10 0.0 0.7 14 10 0.0 8 8 9 ppm 65 ug/m 0•0 8.0 1 ppm Comments: The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Signature: (A Dabe Date: 5/8/02 NYC-WTC_000226245

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NYC-WTC_000226245Source: NYC Law Department, mirrored locally

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