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NYC-WTC_000207754

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000207754–000207758
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NYC 9/11 Public Portal Document CITY_21MC100_003015859 TIME //:54 LOCATION PS42M/71 Hester st. Location Occup. Temperature ATC ASSOCIATES, INC. INDOOR AIR QUALITY FIELD REPORT Page Sor 5 Htaircase B 5fe Hl. R5O5 1506 R508 Gym R504 R503 A R502 RSO/ Ext. Hain Eutr Guideline levels ASHRAE/AIHA 2 / 2 Comments: 79.2 79. 7 79.9 79.1 79.5 79.7 19.3 79.2 79.2 79.0 68-75"F/winter 73-79°F/summer _DATE 9-4-02 _PROJECT NO. 19/25 -03Y2 sRelative:2 Carbon Dioxide Humidity (%) (pm) Carbon Monoxide Respirable :(Ppm) Particnlates(ig/m) 70.4 71.7 73.7 516 600 667 596 2 2 2 158 163 183 AVOCS eрm) 70.0 69.4 69.7 66.4 658 63.6 7/.Y 30-60% 541 2 506 706 634 6.16 514 Outdoor level + 700 ppm 2 2 2 2 2 9 ppm The assessed localion(s) () Does () Does not meet established indoor air quality guidelines. Şignature: M. Uedines Date: 98-4-02 0.7 08 0.8 0.6 12/ 141 167 149 118 0.5 О. 8 06 O.4 0.2 124 232 65 ug/m' 24-hour average 1.0 1ppm NYC-WTC_000207758

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NYC-WTC_000207758Source: NYC Law Department, mirrored locally

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