Laboratory results for samples from Liberty Street area, Oct 2001

NYC 9/11 Public Portal Document

Air/Asbestos jl / : m3 ”7 P<’M (f/vm I aiviiihm M l>aU' IS. IMS FVM d?vv) Lucathin # Oide 33 ' :m5 K-M (I'll :«)43 4 -1 / ■

sampling data -7W14 :■ ■■.■■<W-^97 -■ ■■ lMBi:"p .■■ 17 -MS. 33A /Mb i ' s WIS . .;a{)34-.. . -Mt I <0 (10/2/01) ’91'. -■■- GiO:-/ ' /■ .0/27 .■ -■■.MI8 ■ -■' 7 '■ ;<I.OQ - . " II ■..M7 •mi? -127 . 0.016 ••• -■)./.o:o?o ■ '. .'

i^K'uVon IhHv rVM dZaO ■ 'IK UGH ao 9/16 : ■ imss:' ■. M4 :-77o039 .- /■7M9: - ■■■:<i>Q 22 .9/17 - 70134■ \ -W2S. '9_ '.■iw’i-'■:' M 7WI2I ■ 7-: Wt7. -". - ■■ ..■■-■on ■'. .■ ■ '720 ■/■'iWQi .■ 21 9/B ’0.1 Ma- ' 1 ■

3 .■ ■

.I (0 -11.4 ■ 7- O;OO7 ’ .- -127' J 10 " 7/1SW16 ■ ■.■Ms:- 7.1;034^-4.' ■ ..:'2O4TO-'.-. . ■ ' . ■'■■ ./ .'.MM -- MS 4 " 7 WO:' " 7'?"7- ■7/04)3 -■ .■ '. • YIM ■//ii2-' ■ ■ .'.■?■ ■ I« 1 \ H? •9/16 :.7:/W2i /■■ "- ■■■■.'mLIQ.: ,■ .■ .-7WM- ■ ■■■■■■ <CM» l ■ ■■ 117 ..'.Mi?:. ..■■.; .' '■0M9 ..' 1' • ■

;W’ -■ - ■-■/ixi ^.^-;' .■. :’-W2S- / ■'■■lOO? 2 ■ MS UsP -m .. ■ {MX)8" ■■...■... ■'

I ' H? - .;126' ■■714XM -:'. /7 .9/19 . .7 0:02'. .:0\: m: '1» H K? . .■ 9- S ..■IB? I ' sy -■ ■ W>' -Ml • ? £ K2 m .-...•7-<OO7 ..--■ ■-'Ms ■ ■■MXXB^ ■••■ 9M- 7 O/OOS . 34 'M2 MOB" .-•" ;- -OOS : i,TO W22 -- -aOTi-'. ■ M3 ...MMQ ' ■■■■ ■ ..9/26' J 7../::'/Oil?: -i: '’7.a026'’ 4; ■ ■' ■ - W " : ./YliOW .:.■"./.■■ 7 .130 I ’ n? ■ •'? I ■W24 - .Vh ■" .i.®9 1' " :: ■0.00?' ..■' -■ ■ ■■■■ ■ .. ■0M7 ' ■' ■ Wl- mpK .9/25 L Y.vS .:9/M ‘. 7 'K 9/26 11 M,» : aWSO : -. - . I Hl? ■"■ . ■■ . ■<LOQ : ^:' ;■■; ■ 12 . Wl3- ■ .■ ■<22'7' .-.- M? .■■7oir.-2 -■■ 'M? m/s ... .7.-.-i4B7 ■ I 50 ' -W’ ■1" .114' ■--■ -O.GO; .42 - -0.013- 9 2 ;■ ■■ iiO?::. ' .■■ - uq >. ■VM. '.'. ■GlnL.-- ■..; ■Mo •-■0.009..I. -’- ': 5:4 , -9/217 .- 11 ■ ..M2' ..■ ••/••0.08.-•' ..■; 'Vlh- ■ ■■■ ■■OMp/^ ■--• :-Wr -lOZl •'0,0 ■■■'■:'.: ■"

M Mi7 .. ••■ ..■O4X)77 .:?■■ urn X i-M " 04M1' ■ 7: 1.0/2 ■■■■'.04X1 ■• ■ •" ■-; 7W18 ..MH W14. "■ lOQ 35: ■■"■Oil. - MS.-' •HIP? M® 7M9/ .MS '. .:0.i3S .0/29 -0.008 .. ■ ;. / ■

■■:"^i4»? ■ "/.ar H0 '.7 9/ii ■ 4703 -2;.'^ 36 .Wl9 . ' <LOQ- . ; ■ ■ ■■ ■■04X0 ■ m,. I £ 0 '.MS . 0.0071.7 MO Mcx? 22 .:'3.77Z|8 ■ -•.•:'.".aooK'7-' 5 * >2’ '.M/il OGI 34^ Wf Ml ■■■ ■■■" 0,009 ■ .-

- '.2^<O4Q ..: . 1:021 i * 0* :-M<' ''7 ' 37 M3 1 ’

‘ ‘ H? '921 .:-:.aii.?l.-'. Ms. ■ 'MMl.- - . 9929 Y.PS

.7\W22 ■ ' -■ ■'. 0.0)9 ■ ..■/" W- 0.007 26 .Wis- ■' o.w:'-:.-'-; 9/25 -■■'bwl-i' ■ 7/.-m ■ ■ :9M ■ > a. ...: 70.01-7.'. 7 0.01 0/26 1 •«.» ■ 1 -W’ : --.• ■fttW ""' - ■10 ■ U062 M7 .J >0^ ;.. .' -<tOQ;-2.-' 27 7 Oils' /2 ■ ' Wis 7 ••■ •• ■<008 -7'. •V?H .UJGO .^20. •4 < 47 ■/ ■.'Oils -'■ '■■■'.■■■ :■'. ■ ' 4? ■ ■^ Mo.; tHUl •W! ■ om I I 1 .::.' i:042 .' 7: mn W1 ■1008 -7 - I ' n? n, ': ■ ■./'OIXB --^Bl ;;-i£^l7 p'MW' M3; f OQ Mm ■ :.-WQ717-:- W4-; ■ :MO'11.:.'7::' {(*(,• ■■■■//■'■.■,«S7 ■ ■' O ’VI I 'V mOuK ;■ twtl?; The U.S, and NYC standard (or: U/JS ' 'I ;'4'€4OS"' ' . ■.4:/';.i,.CH»/7/ .■ asbestos in community and ’.--Wb 2 p ■ /■ ■0/16 407-2 122/ I tQ residential buildings is 0,01 : .' 9ni- -HP? sot ”7 ' ■'.

14 /.'MS'- ■130" '?.mloq:...:7 fibers/cubic centimeter (f/cc) in. .::.5 .^7/22 7 ■ ;<U}1. ■ . ■ •HUS :,:;:<009'.- ■ -7 ■ ■.■■■' -;wi6- HVI indoor air DEP is augmenting : J i >v : (iTOi : b; 'VS I ■ 0?O^7'-L1 asbestos sampling being don©' ■"7-0i?17.^-' / 28: 9/B. I I >v by USEPA and other state and : ..--• 7'.-0,012 ': .. •’ -vm • un I 21 'Mr 002? ‘>/2o . City agencies. '7m £H0? M/?0 ■J V »Q ■9 -9/29 ■■■■ (UiOM misi” ■vm- • muK 9 :7/29 7- .7.. .>7i^87-7; ;■■ :".79/S' ’H0 I uoi Results indicate that, as :127' ■ '9/30 '■■ J ■ hj expected, asbestos is present : 40.0147 .7/ :9/B MOSS ■ icyr’i 01 :■■ .:M4»9 7v-"^ ■ ■ -0.076 ■ ■ in some of the debris at the : 0/30 - - W2? -7..2:a^77i/ :27W^.;- . ■■ •.<(^;22-:4m Wf -O.OIS she and in areas very close to ' SA I ' H? .: 'O.OI6 ■-■■-■ *7 97 ,7:03X0" -■•/ 4.0/2 . -sm ./ H ■7 W ■ 7;(K(MB:2..'^ '30 WB- - ”0.033 - ■ ■ the sie. As of September 28, ■J,ms H”,’ 2000 most air sampling : ■ ■■ ...MS-;'; luz: > -tx M6 ..■■.■M3 . - ■ 9 ■••■".7.-«fc^-.-'..'l results outside the security ■ •■ ■" ■ ■ . 16: ■iMa/ HJI 31 -W19 .■7O.O13' . -■-■ ■7-/W-\-^ "70M^ ■■70OO7'7" ■" ■■' 12:1 zone were below the standards: <LO<2 ■■'. ■ J uv for asbestos in indoor air. : -■■ y9^7-' I . H? ■ .■■ -oMS- 7.'; 'M2 <LQQ " ■. . YuOS ■ <I.OQ . I 5 H,» -■■ ■OM ■■ ..-■ ■ .■?;7.'M4L :' .7.7/.OW....■-'•.• ■ m- 00? 9/24 As testing continues, there ■V’S ■ ■■■<().0»''7..? .-.■0M7 ■ " - ■ ■L,Ms ■■'.■■ U'HS may be the possibility of occa- ■ -129' OfpO 126 - <tC)Q MS'... t ' siooai short-term increases in ■ .' W30 :'0M4./^ ^ .; M7 . ..7 ■ 4/2^ I ' M? ■ ’0,W ■" ^eveis of asbestos in the air : -WL W29 -0,02 ■ . o' i®? ? .-- ■«»? -" 'V m7 above the residential standard : ■ 1W2 .. ■'.■a03l . ..- ■ 77-W30 . M&Q •■ ..... urn? "' ■ of 0.01 fibers per cubic cen~ 17 ■l/» ill.. ..2 -0.009 .. ■ -■ ?’W1 '■‘S -■. 'O/SI H 0 ■ --■ 1' >.c IMS ■■■ timeter of air When the meas- -:-7-:i<y2 7; :, (W? '122 sI 0 32 ’SOI. ■.'.'>■

ured level for the outdoor 10 ; iiS ': ■ ■ ■ ..Mo- ■- ■ 123 ■ i ’0 M2. ■7mh.- p../.- ambient air is above .01 f/cc, . ■7:7 xHQ: .■■- ■ ■■.<0M7 " ; ■ ■..'Ml .-- I £ •(? 7124-' .:W23 lOQ the samples are being further : -•■ 0.008: ■’7- o,’i em /<77B27: ■;2:^ -<.OQ -■ ■ .■■ /oloa'' ■'■ analyzed to determine how -7-7^7-- IOS? ■9/36 I '0 W many of the fibers are actuaHy ' .12? I * »u 9/>h 7'0.014 ■ ■■ ■ ■ ‘vm : zliio ■ .■... - 'UPS •••. »/ 0 <1007 .1-i '72/ 4 oy .. asbestos fibers. ‘W M> I t )Q 9/29- :■ .MS' . ■-1 £ sc? ■(MX»' ^99 ■■ •■ O122'' .■ Hl 't/ Mi :/ -Wi-:? m(ju7 .: -’tW ■ «X»",1./ 10/1 • U? 7 iM ■ MO” i7A 2 0.01 :: W2 0.009 LOQ- Limit of Quantification;

NYC-WTC_000150736