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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 CITY_21MC100 002895676 ATC ASSOCIATES, INC. Page 6 of 14 INDOOR AIR QUALITY FIELD REPORT Time: 10.20AM LOCATION: 90 Trinity Place /HIS for Leadership and public services DATE: 5 20/02_PROJECT NO: 15-19125-0290 Location Occupants Temperature (F) Relatiye Carbon Humidity Dioxide (%) (ppm) Carbon Monoxide (ppm) Respirable Particulate s (ug/m) 10 TVOCs (ppm) Halleay ortziDE Roome608 Roon+ 608 Room# 603 Roont 604 Roont 609 Rooms 55 Roaus 506 Roant 403 Roomt 404 STAIRWELL'AI TO 4HFLOOR Guideline levels ASHRAE/AIHA 2 1 2 2z 21 2 73.8 74.0 73:3 73:6 73:8 734 731 258 791 0.0 26.5 931 8 248 126 208 22141 31 14 0.0 0 •0 28.6 1272 272 27-0 238 231 126 1042 10 12 0.0 0'0 706 0•0 71.7 7.3 68- 75°F/winter 73-79 °F/summer 692 24% 30-60% 671 Outdoor level 12 27 9 ppm 65 ug/m' 0.0 0 -0 1 ppm +700 ppm Comments: The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Signature: Date:_5/20/02 NYC-WTC_000226264

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NYC-WTC_000226264Source: NYC Law Department, mirrored locally

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