Indoor air quality field report, PS 89M, Feb 28 2002

NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC. I’iige 0? of 9 TIME g-Jo INDOOR AIR QUALITY FIELD REPORT

LOCATION PS 89 M DATE sIqj/oz PROJECT NO. H i a s - c./ q 7

I JK’Utidll Occiip Teinperatnre Relative Carbon Dioxide Carbon Monoxide Respirable rV'OCs ("F) Humidity ('Si) (ppm) (ppm) " Parliciilak'.sdie/iii-’) (ppm)

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SOC an 7*3.3 «?a9. lOVq e> i0 c 5)5 (yi»i})______ ___ |6. j 679 O _|3l O o Guideline levels 68 -75'’F/n'iiiter 30-60% Outdoor lev'el + 9 ppm 65 iig/m’ I ppHI H ASHRAE/AIHA/EPA 73 -79"F/siinuner 700 ppm 24-limir average 9 I—i s o Cdiumeiils; o o Io The assessed loeation(s) ( ) Does ( ) Does not meet established indoor air quality guidelines. o I—i o <0 Signature: Date: co

NYC-WTC_000186008