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Lead Analysis Report, Dust Wipe Sample, PS 234M, May 2002

Machine-extracted title · confidence 95%

Laboratory report from ATC Associates detailing lead concentration results for dust wipe samples collected at P.S. 234M on May 18, 2002.

NYC-WTC_000178614–000178616
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NYC 9/11 Public Portal Document

A l ( ASSOCIATES, INC 104 E 25th Street, 10th Floor New York, NY 10010 Tel. 212-353-8280 Fax 212-353-8306

15 9820 floor General Office Rm iOl <9.0 90

16 9820 floor Classroom Rm 122 <9.0 9.0

17 9820 floor Classroom Rm 123 <9.0 9.0

18 9820 floor Classroom Rm 118 <9.0 90

19 9820 ndow Sill Classroom 116 <6.8 6.8

20 9820 floor Auditorium Rm 206 <9.0 90

21 9820 floor Classrooir 202 Facing East <9.0 90

9820 floor Classroom 225 Facing South <9.0 9.0

23 9820 floor Classroom 213 <9.0 9.0

24 9820 floor Classroom 215 <9.0 9.0

9820 F loor Classroom 218 <9.0 9.0

26 9820 Window Sill Classroom 222 <6.8 6.8

27 9820 floor Classroom 220 <9.0 9.0

28 9820 floor Classroom, 329 (Facing South) <9.0 9.0

29 9820 floor Classroom; 325 <9.0 9.0

30 9820 Window Sill Classroom 306 <6.8 6,8

31 9820 floor Classroomi 318 <9.0 90

32 9820 I'loor Classroom 320 <9.0 9.0

33 9820 I'loor Classroon-i 322 <9.0 9.0

34 9820 Blank <9.0 pg 9.0 gg

35 9820 Blank <9.0 ng 90 ng

36 9820 Blank <9.0 ng 9.0 ng 37 9820 Blank <9.0 ng 9,0 ng

i';OTE I: THE REPORTING LIMIT (RL) IS 18.0 ng i\'OTE 2: HUD Guidelines for final clearance dust wipe samples: Floor 40 pg,'ft'. Window sills 250 pg fil Window wells 400 pg/ft\ Exterior surfaces 800 pg/ftl aOTE .?,• Blank units arc in pg

CONFIDENTIAL, CITY_21MC100_003390031 SUBJECT TO PROTECTIVE ORDER NO. 2, SEPT. 2008

NYC-WTC_000178615

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NYC-WTC_000178615Source: NYC Law Department, mirrored locally

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