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Indoor air quality field report, PS 89M, Jan 11 2002

Machine-extracted title · confidence 95%

Field report documenting indoor air quality measurements including temperature, humidity, and TVOCs at PS 89M on January 11, 2002.

NYC-WTC_000174714–000174721
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Scanned page image, NYC-WTC_000174717
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NYC 9/11 Public Portal Document CONFIDENTIAL, SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008 CITY 21MC100 014660010 ATÇ ASSOCIATES, INC. Page 40l6 TIME INDOOR AIR QUALITY FIELD REPORT LOCATION PS89M DATE 1/11/2002 PROJBCT NO. 19125-0297 201 Harren Street iNY,NY Lucation чесир. Temperature Relative Carbon Dioxide Carbon Monoxide Respirahle Nºz Humidity (%) (PPM) (Pрm) Paiticulates(1g/m') 319 в:0 68.5 22.6 495 332 0.0 68.6 23.3 473 2 330 0.0 681 23.2 449 328 00 69.1 23.0 440 7 326 0-0 68.4 23.0 460 C Gym 315 0:0 69.3 23.3 478 Hally by 320 00 67.4 22.9 449 2 316 0.0 68.3 23.8 468 319 0.0 68.6 23.3 446 310 0.0 68.7 23.4 416 Guideline levels 68-75°F/winter 30-60% Outdoor level + ASHRAE/ATHA/EPA 73-79°F/sumimer 9 ppm 65 ug/m 700 ppm 24-hour average Comments: The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Signature:_ oras filega Date: 1/11/02 TVOCS (ppm) 0 .0 C 0 . 0 i ppm NYC-WTC_000174717

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NYC-WTC_000174717Source: NYC Law Department, mirrored locally

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