NYC-WTC_000188588

NYC 9/11 Public Portal Document

ATC ASSOCI ATES, INC. Fage'2f.oj^^ I Ki! INDOOR AIR QUALITY FIELD REPORT

’ \ I U)\ :;tii Y Vks ant h i ch school date PROJECT NO. 19125-0246

1 i) cal io II T (leeup. Tempcraluie Relative Carbon Dioxide Carbon Monoxide Respirable TVOCs ] CP) fliiniidity X%) (ppm) (PP>») ' ■" Partienlates(ug/m ) (ppm) i

<1 <C’ o- o 111 'g

■7e>9 7 C) ■ ft

ao7 0 . ft-

1 S’ 1 € o 0 '1^3 ' ^7 ■ C / 1 1 o Illi', h'scN ■ (iS -7S"I'/wiiilvi 30-60% Outdoor level + 9 ppm 65i7g7m 1 ppm H ■J \ 11 i \ , •’.I 70'7'/siioioici- 700 ppm 24-11011 r average K 1 NJ I—i s o o o 1 M ii biratimits) ( ) Docs ( ) Does not meet established indoor air quality guidelines. o o co o co .t I o i t co NO

NYC-WTC_000188594