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

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

NYC-WTC_000180049–000180060
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Scanned page image, NYC-WTC_000180058
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NYC 9/11 Public Portal Document SUBJECT CONFIDENTIAL, SEPT. 2008 ATC ASSOCIATES, INC. Page 2 of _10 INDOOR AIR QUALITY FIELD REPORT Time: PM LOCATION: 100 Trinity Place /HS for Fconomies And Finances DATE:51702 PROJECTNO: 15-19125-0291 1Location Occupants Temperature (F Relative Carbon Carbon Respirable Humidity (%)3* Dioxide " Monoxide Particulate TYOCS (ppm) (ppm) 2- (ppm).* s(ug/m') Roim 504 STAIRCASR B-4TH FLOdR YT FLOOR HAllwKy. Pam 404 RoCm 405 Rom406 Rom 410 Room 409 STAIRCASR A 3PR FLOOR. Ram 307 Guideline levels ASHRAE/AIHA 22 31 26 81.1 81,2 823 81.9 81.6 81.3 816 29.6 8l.3 S1.4 68- 75°F/winter 73-79 °F/summer 99.0 465 14 39.6 477 39.9 501 41.4 1021 16 10 40,3 1261 388 1091 39.6 471 16 12 39.8 461 44.6 510 445 30-60% Outdoor level 9 ppm 14 8 65 ug/m 1 ppm +700 ppm CITY_21MC100. 003462615 NYC-WTC_000180058 Comments: The assessed location(s) () Does () Does not meet established indoor air quality guideiines. sieunr quueeEbzot Date: 51702

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NYC-WTC_000180058Source: NYC Law Department, mirrored locally

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