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← Document results/DEP Box 33/180 MAIDEN LANE Block: 37 Lot: 23 BIN: 1000874 90-100 Pine St., 71 South St., 73 South St
Document / 23 pages

Owner letter on environmental assessment, 180 Maiden Lane, Apr 2002

Machine-extracted title · confidence 100%

Letter from Paramount Group responding to a DEP request for environmental hazard assessments at 180 Maiden Lane.

NYC-WTC_000097382–000097404

Folder label: “180 MAIDEN LANE Block: 37 Lot: 23 BIN: 1000874 90-100 Pine St., 71 South St., 73 South St

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Scanned page image, NYC-WTC_000097389
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NYC-WTC 000097389 Ambient Group Inc. 10 Morris Avenue, Glen Cove, NY 11542 Tele. (516) 609-0009 Fax (516) 609-8271 ELAP #10865 Page 1 . REPORT OF AIR SAMPLE ANALYSIS BY PHASE CONTRAST MICROSCOPY / NIOSH 7400 Project #: Client: Location: 0211414 Paramount Group, Inc. 180 Maiden Lane MER Technician: PS Laboratory ID Date/Time Field ID Collected A2K338217 9/22/01 3227-01 6:00 AM A2K338218 9/22/01 3227-02 6:01 AM Sample Type REOCC REOCC A2K338219 9/22/01 REOCC 3227-03 6:02 AM A2K338220 9/22/01 REOCC 3227-04 6:03 AM A2K338221 9/22/01 BLNK 3227-05 A2K338222 9/22/01 BLNK 3227-06 A2K338223 3225-01 A2K338224 3225-02 A2K338225 3225-03 A2K338226 3226-01 A2K338227 3226-02 A2K338228 3226-03 9/21701 7:00 PM 921/01 7:01 PM 9/21/01 7:02 PM 9/21/01 11:55 PM 9/21/01 11:56 PM 9/21701 11:57 PM IAQ TAQ IAQ IAQ TAQ TAO Date Rcvd: 9/23/01 Time Rovd: 11:34 PM Date Analyzed: 9/23/01 Batch #: 14831 Analyst: KH Signed for Ambiont Labs Ine. by: INSIDE PLENUM INSIDE PLENUM Location Detection Limit (fibers/cc) 0.001 Concentration (fibers/cc) LT DETECT Remarks 0.001 LT DETECT IN ACS-2 0.001 LT DETECT IN ACS-3 0.001 LT DETECT FIELD BLANK N/A FIELD BLANK N/A AT ENTRANCE TO ACS-1 0.002 AT ENTRANCE TO ACS-2 83 0.002 LT DETECT LT DETECT ATENTRANCE TO ACS-4 0.002 LT DETECT AT ENTRANCE TO ACS-5 0.001 IT DETECT AT ENTRANCE TO ACS 283 0.001 LTDETECT AT ENTRANCE TO ACS-4 0.001 LT DETECT Sample Type Key:CONTAM = Contamination, BLNK"= Field Blank, REOCC = Reoccupany/Final Clearance, BKGRND = Background, PERS = Personal Results Key: N/A = not applicable, LT DETECT = less than detection limit Detection Limit = (7 fibers/mm2 filter area)(0.00785 mm2/field)(100 field/sample) = 5.5 fibers/sample volume NYC 9/11 Public Portal Document

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NYC-WTC_000097389Source: NYC Law Department, mirrored locally

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