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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_000180061–000180069
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NYC 9/11 Public Portal Document SUBJECT TO PROTECTIVE ORDER NO. SEPT. 2008 CONFIDENTIAL, ATC ASSOCIATES, INC. Page 4 of _10 INDOOR AIR QUALITY FIELD REPORT Time: (L201m OCATION: 100 Trinity Place /IIS for Fconomics And Finances DATE: 5/2/02PROJECT NO: 15-19125-0291 Location aausa Occupants Temperature CON- Relatiye Carbonese AГрOR Respirable Humidity Dioxido Monoxide: Particulate TYOCs (ppm) (opm) L(ppm) kL 5 (ug/mi): Room + 604 Roaud 605 Htallwa oomile605 Room + 509 Roamt 510 STAIR'À' TO EttFbOR Rocom # 501 Room+ 508 Roau # 410 Roan #409 Guideline levels ASHRAE/AIHA 28 20 21 18 29 8 16 79.0 19.4 99.4 189 19.2 799 297 19.9 79.1 19:9 68 - 75°F/winter 73-79 °F/summer 304 1284 304 1271 16 501 1238 0=0 0•0 0.0 29.2 1053 0 •0 307 1290 367 ( 18 25 0 7 311 1325 30-2 1223 2 2921153 12 0.0 0-0 0°0 29.5 1329 30-60% Outdoor level 9 ppm 65 ug/m 1 ppm +700 ppm Comments: The assessed iocation(s) () Does () Does not meet established indoor air quality guidelines. signature: RR Date:$/20/02 CITY_21MC100_003462625 NYC-WTC_000180064

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NYC-WTC_000180064Source: NYC Law Department, mirrored locally

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