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Indoor Air Quality Field Report, May 2002, 100 Trinity Place

Machine-extracted title · confidence 95%

Field report containing indoor air quality data for 100 Trinity Place collected in May 2002.

NYC-WTC_000180023–000180032
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Scanned page image, NYC-WTC_000180025
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OCR status: ocr · source: ours

NYC 9/11 Public Portal Document SUBJECT TO PROTECTIVE ORDER NO. SEPI. 2008 CONFIDENTIAL, CITY_21MC100 003462543 NYC-WTC_000180025 ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT Page 3 of 10 LOCATION: 100 Trinity Place /HS for Economics And Finances Location Occupants ] Temperature (°F) STAIRCASEB 6T1 FLOXR 6TH FLOOR. HALNAL Roxm 604 ReXM 605 Rexin 606 Rom 608 STAIRCASR A SIt FLOOR STH FLOOR HALLWAL Rocm 509 Rocm 507 Guideline levels ASHRAE/AIHA Comments: Relative. Humidity 2Z 16 26 iS 75.5 75.6 17.9 77.7 77.4 78.2 155 798 75.9 76.5 68 - 75°F/winter 73-79 °F/summer 50.4 50.k 50.5 503 49.9 SC.k 499 50.3 516 525 30-60% 510.cl DATE: _PROJECT NO: 15-19125-0291 Carbon Er Carbon Respirable TYOCS Dioxide Monoxide Particulate (ppm) (ppm) (ppm) s (ug/m) 451 23 LiSL 1016 951 46| S68 451 501 21 16 14 16 919 Outdoor level + 700 ppm 9 ppm 65 ug/m The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Signature: -XL Date:5 :C.S/ C 1 ppm

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NYC-WTC_000180025Source: NYC Law Department, mirrored locally

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