Re-occupancy recommendations for 170 Broadway, Sep 2001

NYC 9/11 Public Portal Document SciLab Job ¥: 201092766 Page 2 of 3 | N Client Name: Hygienetics Environmental, Inc. . Phase Contrast Microscopy (PCM) Fiber Results 2063.033; Jones Lang LaSalle; 190 Broadway / AIR QUALITY/ENVIRONMENTAL 8 SciLab Client Date Rule Duration piered Fields Fibers Denaty Coe. TWA 5 ample Sample # / Location Collected Qitersfmin.) —_ (min) (liters) (Fibersfmin? ) (Fibersice) a 16 92201851-16 2201 15 100 1500 100 2 2.55 < 0.002 N Suite 406, Front Office, 4th Floor aa 92201851-17 9/2210) 15 100 1509 100 2 255 < 0.002 Suite 408, 404 Corridor, 4th Floor 18 92201851-18 9/22/01 15 100 1800 100 3 3.82 < 0.002 Suite 401, 404 Carriter 19 92201851-19 9/22/01 15 too 1500 100 3 3.82 < 0.002 Suite 410, 4th Floor 20 92201851-20 9722/01 15 100 1500 100 3 3.82 < 0.002 Suite 412, 4th Floor 21 9220185{-21 9722/01 1s 80 1200 100 2 2.55 < 0.002 RoonvSuite 300, 31d Floos, Office 2 92201851-22 22/01 1S 80 1200 100 2 2.55 < 0.002 Suite 310, 3rd Floor, Office 5 23 92201851-23 9722/01 IS 80 1260 100 35 446 < 0,002 wn Suite 312, Ivd Floor, Office = 24 92201851-24 9722/01 15 80 1200 100 2 2.55 < 8.002 if Suite 300, Office, 3rd Ploor ul 9s 9220185 1-25 9f22101 15 80 1200 100 iS 1.91 < 0.002 = Suite 310, Office, 3rd Floor 26 92201851-26 9122101 \5 126 1890 i00 2 2.55 < 0.001 Suite 411, Office Area, 4th Fioar 3] 92201851-27 2201 is 126 i890 100 2 2.55 <0.001 n Suite 411, Office Area, 4th Floor S 2 9220185 1-28 9/2201 1s 128 1920 100 35 446 < 0.001 @ Suite 411, Hall, 4th Floor q 2 92201851-29 922401 15 85 1275 100 2 2.58 < 0.002 8 Svite 201, Office, 2nd Floor i 30 92201851-30 922001 1s 85 1275 100 3.5 4.46 < 0.002 iM Suite 201, Office, 2nd Floss tt SHY) DIAIINSIOS ed 2G:6t Waae ce d3s cactizy? O11 pttsee9g7té ara 70a NYC-WTC_000105747