Indoor air quality field report, 100 Trinity Place, March 2002

NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC. P:ige^of_ TIMP 8 - 3/ INDOOR AIR QUALITY FIELD REPORT

LOCATION /OO Tr/O/Ty DATE 3-7~C?Z PROJECT NO.

Location / .'PWmp? . Relative . y 5 Cgj’bi^t Dioxide 7, .Respirable ? V ; Tvocs

17^7^- ' fF) Humidity (%)\ ■ ■ , (ppm) , iaOS Pai-ticiiiales“(fig/in^)

w ?(>/ 0. o G CO 70 y 7. 0.0 M O H /.ej-joc H ?0>.9 77. 9 <2?. O O 7/^^ .,7. G 7^ 7fa..e 3- 9 70. ( ay. 3 7^ 7 o. o O H M O n o Cf <2/7,. OLy__ 70. 9 c2^ O O

s H s ^.737- 7 3^. V □ f9 7/- 7^/ Z 7 <0. O M §a aH £. 70 M 50 S3 7/. 9 3/. 7 979 0.0 2 . 7&^ // 3^. O 77.S 777 O o bo 70 3 ^7 7 5. 7> 3&f 0 o CO M

H V- o eg.i <?ZG 3 ^.<0 NO O Guideline levels 68 -75”F/wiiiter 30-60% Outdoor level + 9 ppm 65 ug/nf’ I ppm O CO ||_ ASIIRAE/.AIHA/EPA 73 -79‘'F/siiiniiiei' 700 ppm 24-hoiir average O

kJ f 1)111 iiieiil$; I NJ

s o The iLsscsscil loe»tion(s) () Does () Does not meet established indoor air qiialiD' guidelines. I o , o ' 1o .Signa I m e: Date: 3~ O> co co co CD NO NO

NYC-WTC_000178834