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NYC-WTC_000226259

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000226259–000226272
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NYC 9/11 Public Portal Document ATC ASSOCIATES, INC. Page 13 of 14 INDOOR AIR QUALITY FIELD REPORT Time Z:28Pro LOCATION: 90 Trinity Place /HS for Leadership and public services DATE: 5 22/ 02-PROJECT NO: 15-19125-0290 Location Occupants Temperature (°F) Relative Carbon Carbon i Humidity Dioxide: Monoxide (%) (ppm) (ppm) Room + 615 Room # 613 Room # 609 Room# 611 Room# 602 Reomt 603 STAIROELL' Á'TO SEL Room #503 Room + 515 tallwa sasid si5 Guideline levels ASHRAE/AIHA 2 743 24.4944 aes Respirable Particulate 6 (ug/m) 17 TVQCS (ppim) 0 • 0 74.2 247 1065 3 741 248 1034 14.0/261 163 3 13-8 26.0 1209 143 27-8 1119 3 Ful fulL 23-0 249 954 73.5 29.2 1304. 143 293 1356 14.6 291 (63) 68-75°F/winter 30-60% Outdoor level 9 ppm 15 12 17 17 18 20 28 17 65 ug/m 0.0 0.0 0' 0 0.0 0 • ] 0.0 0.0 1 ppm 73-79 °F/summer +700 ppm CITY 21MC100 002895683 Comments: The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Signature: Date: 5/200z NYC-WTC_000226271

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NYC-WTC_000226271Source: NYC Law Department, mirrored locally

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