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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 SUBJECT IO PROTECTIVE ORDER NO. 2, SEPI. 2008 CONFIDENTIAL, CITY_21MC100_003422568 TIME 10:12 LOCATION ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT 13/ N, 100 Hester St, Mnk. DATE 822-02 Page Lor 5 19125-0346 _ PROJECT NO. 4t6+T- M Location: Ссcupo Temperature (L) Relative Humidity (%), Chibon Dioxide ! Carbon Môroxide: (pm) Respirable TYOOSA T.H. Haetiway by Eleu RI/24 RY2I E KY29 RY35 82.8 85.5 59.2 541 / $7. 7 86.1. Y3S Y27 86.4. 539 S7.4 2 419 2 51.3 2 2 RYYY # 403 RHOV C RY06 staircase 5 4tu .fl Guideline levels ASHRAE/AIHA 87.4 88.7 89.0 $8.7 88.5 88.6. 68-75°F/winter 73-79°Fsummer $0 2 435 13,8 438 50.2 30-60% 579 yyv 569 56т 510 i i 523 Outdoor level + 700 ppm 2 9 ppm Comments: The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Signature: _ ill. Шdiner Date: 8-22-02 NYC-WTC_000175384 3Y 0.2 34 0.2 35 0.2 33 2 311 39 03 0.0 58 40 0.1 36 65 ug/m' 24-hour average 0.2 1 ppm

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NYC-WTC_000175384Source: NYC Law Department, mirrored locally

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