NYC-WTC_000232287

NYC 9/11 Public Portal Document

FieldSampleSkinpleNo. impling LocatlectionStart [1 pie Volume Analyte nalytical Mettn Lab am pie Recei[3l) Concentri xceedsTarg(:xceeds EP/ ....... ...... . ........ Air Quality Site Specific Comments Levels Trigger Levels

Northwest Total H g-S T4- iO6B R0139- A rea (street- ERA 1/29/06 :03 level) 1/29/06 0.59 Mercury 32471631 BRL 1/31/06 <25.0 No No i H rehouse TotalHg-ST5-i06BR0139- #10 (roof ERA 1/29/06 04 level) 1/29/06 0.56 Mercury 32471631 BRL 1/31/06 <27.0 No No North Side TotalHg- 06BR0139- Sidewalk ERA ST10-1/29/06 05 Bridge 1/29/06 0.59 Mercury 32471631 BRL 1/31/06 <25.0 No No 90 Trinity TotaIHg- i06BR0139- Place (roof ERA ST11-1/29/06 06 level) 1/29/06 0.56 Mercury 32471631 BRL 1/31/06 <27.0 No No 110 Greenwich TotaIHg- i06BR0139- Street (loof ERA ST12-1/29/06 07 level) 1/29/06 0.57 Mercury 32471631 BRL 1/31/06 <26.0 No No Marriott Hotel, 38th TotaIHg- 06BR0’39- Foor (roof ERA ST13-1/29/06 08 level) 1/29/06 0.57 Mercury 32471631 BRL 1/31/06 <26.0 No No

WestFace- Southendat corner TotaIHg- i06BR0139- (scaffolding ERA ST14-1/29/06 09 level) 1/29/06 0.63 Mercury 32471631 BRL 1/31/06 <24.0 No No South Face- East end at corner TotaIHg- B6BR0139- (scaffolding ERA o ST15-1/29/0610 level) 1/29/06 0.63 Mercury 32471631 BRL 1/31/06 <24.0 No No EastFace- North end at corner o m TotaIHg- i06BR0139- (scaffolding ERA iSTI 6-1/29/0611 level) 1/29/06 0.63 Mercury 32471631 BRL 1/31/06 <24.0 No No ST17-1/29/0612 level) 1/29/06 0.63 Mercury 32471631 BRL 1/31/06 <24.0 No No

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NYC-WTC_000232295