NYC-WTC_000204516

NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC. // nl INDOOR AIR QUALITY FIELD REPORT

Lot A 1 I ON X -S RA I L -ZJ-PRO.I ECT NO.

Local it) Il Ovciip reinperatiii c Relative Carbon Dioxide Carbon Monoxide Respirable TX'UCs • no lliiinidity (%) (ppm) : , (ppm) l’arlietdales(iig/ui’) ' - . . i:i ■I p <9,0 I

^3.<< 0 /O 9^0 i II

5o 3 :5^-Z 33^ 0 /? 0^0 I

o /5 I

^sx:> 0 /^ £>.O

3-25- J3^ Jo 7^1 a /7 do oiS" ^23 o /^ 0-0

33-S s. /? /O ^04 6) /3 333 30 0 /^ 0.0

3^^ 30 ^7 3 /O/S^ 0 Q,0 Guideline leeels 6(S -75"l7o inter WdiKY; OiHdodr level I S) ppm 65 ug/nE 1 ppm o H ASUK A ir/Alll A/ILPA 73 -7‘)"K/sunnner 700 ppm 24-hour average f P< I NJ Ciuniiieiits: S o I—) o o rhe assessed loeidion(s) ( ) Does ( ) Does not meet establisbcil indoor air quality guidelines. I o o co Signature: o «J—^3 -Ag, OS

CD CO

NYC-WTC_000204526