Environmental assessment request letter, February 2002

NYC 9/11 Public Portal Document 02/20/2002 08:56 FAX 98 Third Avenue ~_Aew Yor, NY 10017 007 JLC ENVIRONMENTAL CONSULTANTS, iNC. 200-Park Avenue South, Suite 1001, New York, New York 10002 Phone: (212) 420-8119 Fax: (212) 420-6092 Project Ne.: 61-2094 . ELAP Lab Code: 41029 Analyte: FIBERS NICSE bri AILIA Lotti Code: 100273 Date Received: 9/20/01 ’ NVLAP Lab Code: 101953 Date Analyzed: g2001 SUMMARY OF ANALYTICAL RESULTS ""* —stvenses 100 John Street, New York, NY 014 Ambient/ Apartment 4 Pil / Foyer/ Living Room 60 923 8/100 9.004 19-September Area A 63a 015 _ Anbient/ 28th Floor Ha @0 923. SH 1s Iway | 00 g.008¢L0D A &32 og Ambient/ Apartment ¢ Pll) Foyer Area - 60 923 @M00: 0.003 C17 Ambient/ 27th Floor Hallway 60 923. 8N00 gag 19-Septamber A 6334 018 Ambient/ Apartment é Pll ' Foyer * gd 923 400 O.o02<L On A 6336 A <LOD = Less than imi of detection which is 5.5 Fibarey 100 Fielde VOID! = H.C.P. ( High Concentration of Pesticies VOID2 = Overloae” ) Samples analyzed in accordance with the NIOSH 7400 Method using “A” Counting Rules. lesue 2, August 1994 HALO Mek ooe are. Instrumentation: 5 Al Walrier- : ; : ’ Olympus PCM Model BH-2 with Walton-Beckatt Graticule (100um fies diameter). Laboratory Director Report Date: September 20, 2001 os eoponetle er only the fbr counts within fhe itatns of he method daneitad we NIOSH 740, Among ather limitations, thie method gives only an index of airbarne fibers and the above, provides only an estimate of asbestos concentration, Any and all claims arising cut of JLC'a analysis of these sampies are limited in recovery to the cost of analyzing samples, JLC accepts ho other liahility ane the ofient agrees to seek no costs beyond Page 3 of 8 ry =t NYC-WTC_000123804