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Indoor air quality field report, PS 131M, Aug 2002

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Field report recording indoor air quality measurements including temperature, humidity, and carbon monoxide levels at P.S. 131M.

NYC-WTC_000175384–000175388
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NYC 9/11 Public Portal Document SUBJECI IO PROTECTIVE ORDER NO. 2, SEPI. 2008 CONFIDENTIAL, CITY_21MC100_ 003422571 ATC ASSOCIATES, INC. Page Lor 5 TIME 13:49 INDOOR AIR QUALITY FIELD REPORT 19125 LOCATION PS/31 M, 100 Hester St, ManhaDATE_8-22-02 PROJECTNO.. 47677- 0346 Location Occupo Lobby 3 Generaloff Auditorium Hallwayb Dy Ared. / R115 RIO 6 19 R103 R101 2 RIO2 Соислои area #: 3 Guideline levels ASHRAE/AIHA 83.5 87.5 78.3 769 78.4 78.1 78.2 78.4 78.0 79.1. 68-75°F/winter 73-79°F/summer Comments: *Carbon Dioxide Carbon Monoxide Respira Particulätes (ug 48.4 501 Q7 47.7 573 31 484 528 14 Y9.0 570 48.9 659 / 16 16 49. 0 715 49.4 678 49.9 18.8 55.2 30-60% 716 655 662 Outdoor level + 700 ppm 9 ppm The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Sionature: (lP. Heediueh_ Date: 8.22-02 - NYC-WTC_000175387 APpm 0. 0.0 18 16 18 18 30 65 ug/m' 24-hour average 0.0 00 0.0 0.0 1 ppm

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NYC-WTC_000175387Source: NYC Law Department, mirrored locally

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