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NYC-WTC_000203564

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000203564–000203577
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NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC. Page of time INDOOR AIR QUALITY FIELD REPORT

LOCATION DATE c2~^>-o:x- PROJECT NO.

ra Location - ? Occup. . . leniperature,. Rdaiivc Humidih- (%) Carbon Dioxide ■ (ppm) . Carbon Monoxide Mppm) Respirable Particulates(pg/m’’) TVOCs (ppm) J '7- - PVt . - 6

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o 6?; 7 ^I.J ^3^ Z H K Guideline levels 68 -75‘Bwintcr 30-60% Outdoor level + 9 ppm 65^ig7n7 1 ppm I 73 -79'F/sumnier 700 ppm ASHRAE/AIHA/EPA 24-liour average So =s==s=s=====3=s==«as»=B:=:=a:: —•

I—i o o Comments; Io o co The assessed locadon(s) ( ) Does () Docs not meet established indoor air quality guidelines. o (JI co co Signature; 'y/Le.^/^ Date: rz^ (JI

NYC-WTC_000203566

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NYC-WTC_000203566Source: NYC Law Department, mirrored locally

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