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NYC-WTC_000212739

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000212739–000212744
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Scanned page image, NYC-WTC_000212741
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NYC 9/11 Public Portal Document ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT Page Jot ke. ee Time: ies at LOCATION: pe 2-7 pare: &/ Ne PROJECT NO: /74 XS _ Cy '; ; Location Papen cue ff Occupants | Temperature CF) Relative ||: _Carbo | Carbon “e Respirable “T VOCs ic ee es ae Humidity, _ , Dioxide: "| Monoxide || Particulate || (ppm) “e . at (YY Ute S ot (ppm)! Hs (ug/m3) vo > > 22 | 74q MY 2} ee lic 525 CD 7Y, L+ Z Lt C ZIC ( IY. Y73 > iS a ‘D2 s| % 7139 exe 2 il: C. 2Qy7D ivy | OD 75. U3. ( 2 1. le dC 24 | 4G jUus2] 14+4 2 | su | ¢ 19 O ae Y>r 62 2 /? an 32T ws | 74.3 jxr4 | FS Zz Lg | 272 L8 T24 fury | los 2 [e_ | © | NO CT IS Saw S|] =Cy j a! Guideline levels 68 ~ 75°F/winter 30-60% || Outdoor level 9 ppm 65 ug/m I ppm | ASHTIRAE/ATHA 73-79 °F/summer + 700 ppm a | Comments: © The assessed location(s) (.) Does () Does not meet established indoor air quality guidelines. 5 Signature: . ae ‘ Chat 4 pate:_G//7 [oz NO f - NYC-WTC_000212741

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NYC-WTC_000212741Source: NYC Law Department, mirrored locally

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