NYC 9/11 Public Portal Document
ATC ASSOCIATES, INC.
TIME 1130 INDOOR AIR QUALITY FIELD REPORT
LOCATION PS89 M DATE H/33/02 PROJECT NO. Hias-
I boil Monoxide , .Respirable ' TVQCs
V-S(ppm);J\.;■ - -, [^arriculates(iig/iiP) • (PPib)
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Guideline levels 68 -75®F/winter 30-60% Outdoor level -(- 9 ppm 65 ug/ni 1 ppm
ASHRAE/AIHA/EPA 73 -79’F/sunimer 700 ppm 24-hour average
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LO Coinnieiits:
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o The assessed locatioii(s) ( ) Does () Does not meet established indoor air qualiD' guidelines.
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Signature: Date: cs <-
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NYC-WTC_000222511
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