Air quality analysis report, 22 River Terrace, Sep 2001

NYC 9/11 Public Portal Document

SciLab Job #: 201092732 Page 1 of -' 2 Client :Name: GCI Environmental Advisory, Inc. Phase Contrast Microscopy (PCM) Fiber Results NOl-B4086; Rockrose Development Corp.; 22 River Terrace, NYC /CLEARANCE Flow Air Fiber Fibers SciLab Client Date Rate Duration Filtered Density Fields Fibers 2 Cone. TWA Sample # Sample # / Location Collected {liters/min.} (min.) (liters) (Fibers/mm `) (Fibers/cc) 01 x/21-23 9/21/01 15 60 900 100 2 2.55 < 0.003 Apt.; rAS 02 121-24 9/21/01 15 60 900 100 3 3.82 <0.003 Apt.! IAS 03 P121-25 9/21/01 15 60 900 100 2.5 3.18 < 0.003 Apt. aom /CAS 04 P/21-26 9/21101 15 60 900 100 2 2.55 <0.003 Apt; mm /CAS 05 1/21-27 9/21/01 15 60 900 100 2 2.55 < 0.003 Apt. EAS 06 7/2l -28 9/21/01 15 60 900 100 2 2.55 < 0.003 Apt; tom /CAS 07 J/21-29 9/21/01 15 60 900 100 2 2.55 <0.003 Apt l iom /CAS 08 9121-30 9/21/01 15 60 900 100 2 2.55 <0.003 Apt 1 P AS 09 F)/21-31 9/21/01 15 60 900 100 2 2.55 < 0.003 Apt; CAS 10 )121-32 9121101 15 60 900 100 2 2.55 < 0.003 Apt; AS ii )/21-33 9/21101 15 60 900 100 4 5.10 < 0.003 Apti AS 12 P121-34 9/21/01 15 60 900 100 3 3.82 < 0.003 Apt; tom /CAS 13 X3/21-35 9121101 15 60 900 100 2 2.55 <0.003 Apt nom /CAS 14 J/21-36 9121/01 15 60 900 100 5 6.37 < 0.003 Apti rAS 15 x/21-37 9/21/01 15 60 900 100 3 3.82 < 0.003 Ant! hom /CAS

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