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NYC-WTC_000189739

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000189739–000189752
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VSLL6L900 OOTOWT? ALIO NYC 9/11 Public Portal Document ATC ASSOCIATES, INC. Page / of 14 TIME 0973S INDOOR AIR QUALITY FIELD REPORT LOCATION AY sg DATE 2-15-02 — PROJECTNO. 19125, 0290 Location’ |, Occup. a Teme ; “oly "Relative . Carbon Dioxide. | * Carbon lonoxide: Respirable TVOCs Pa Age “Psy Fy i ae s i: 2 SOR) & | Humidity (%)> , “(ppm) > “ a pm); wih. Paiticulites(ug/m) (ppm) Hob BY 14IF f The Af, o SOP ] a e, IFoo BY - BER NG wives | 71.3 At, 7 S76 / = O 1403 3 7I,7 ASL s3Y / © oO (ark Fleck oe Att- BYELEVATARS| 9.4L a4 R S36 l ? rao) (WtH FLeoR STAR WELL A _ bb. R247 Bo t JR, s) HALL BY /36/ ~ O79 R47 S/R { 6 Q HALL BY 1323 — 68.7 44.9 FR/ / Z a) | 306 — TL 24,6 4 Fb / 3 J | Bee — 72,9 2435 449 / 3 O 1303 - 73.2 At 2, 5O7 O 7 0 Guideline levels 68 -75°F/winter 30-60% Outdoor level + 9 ppm 65 ug/m” 1 ppm ASHRAE/AIHA/EPA 73 -79°F/summer 700 ppm 24-hour average Comments: The assessed location(s) () Does () Does not meet established indoor air quality guidelines. Signature: Maral tehbiah NYC-WTC_000189739 Date: A-/5-A2

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NYC-WTC_000189739Source: NYC Law Department, mirrored locally

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