NYC-WTC_000232046

NYC 9/11 Public Portal Document

I 7FC Field Sample No. I Station Location I (minutes) I Analyte I Analytical Method I Instrument I Particulate PM2.9 lug-m3t pExceeds Target Exceeds EPA I I ' •• Air - - Quality I SiteSpecifie Comrnerts Levels I Trigger Levels I I SniilhwBa Area (sidewalk hridgB level) Di red Read :MbI OneF-RAM: No No

iaiii: Southeaa Area (sdewalk bridge level) Northwea Area (stteel-level) iFlrehouse si c'(io'b'l'level)....................... PM’ 5ST'i 00-3/12/2006 Slalion 10 Field Duplicale Di ted Read Di ted Read ' Direct'Read' 'DiradRaad' iMel OneE-BAM : .Mel OneE-BAM: ; Mei'One E-BAM: Met One E-BAM 35 35 No No : No No

PM’5STl13/12'20r56 90 Trinity Place (root level) PMi’ 5STl23/1 2'20'56 110 Gieenwici Siteel (tool leve) P'm'’.'b's+i337i2''2'u7j'6' Maitl'o'nHoie'l.'iiii'h'Fl'o'o'i(r'o'oi le'v'el)'....................... SI Di ted Read Di ted Read 'di re'd 'fi'e'a'd' Mel OneE-BAM Mel One E-BAMi 'Met'b'ne'E-'B'A'M' 29 26 No No No No

a P'M 2 '5'5+14'37-12'2'0'0'6' Wed'Face 'South' oiid'ai 'c'or'6r'(xatfo'dlng' I'c'v'oir' Direst Road 'Mot'o'noE 'b'AM; P'M’ '5'-S+l537-i2'20'56 South Face -Eastend aicomet'(xailoiding level) Direct Read 'Met O'neE-BAMl' 'No' 'n'o PM’ 5ST163/12'20'56 EaS Face - North enc al cornet (scaTolding level) Di ted Read Met OneE-BAM 24 No No PM’ SaH 7.5/12'2006 North hace - OTea end at com er i(xattoldlng level) iMel OneE-BAM: 32 PM'’?5S'T'l'kS/l'o72666 ' iv/eslArea'(!idewaik bridge level j 'birid niid' ' Mei 'One' C'-BAM :

B PM'2?5Sf24/1'3/2665 ■ So.uih^aaArra .(sdewalk bri.dge ievel), .bitep.Read, ^Met'On'e'E-BAM: '5'9' 'No' PM2.5ST'4'4/i'3/2666 Northwea Area (stteel-level) 3/13/06 Direct Read Mel OneE-BAM': 4'6 No PM2 5ST53/13/2006 Firehouse»1C (root level) 3/13/06 Direct Read Mel OneE-BAM Yes No PM2 53T103/13'2000 North Side SidewalkBrir^e Direct Read :Mel One E-BAM: P'M’ '5'STi nOA'/is/'po'n'fiisiaiinn'in' Flaid'Diipjlriaia.......................................... Dile-iReVd 'Mel'b'ne'F-'R'A'M' P'M’.'5'STii Y/is'z'oVe' 9'6 Trinity'P'lace '(r'o'oi iev'ei)'....................................... s/iao'e' biteci Read' 'Met'b'ne'E-'B'A'M' 'No' 'n'o' P'Mi’ '5'-STl237i3/'20'36 116 Gieenwici Siteel (tool leve) 3/ia/d6 bi ted Read :Mel OneE-'B'AM: No 'No PM2 5-ST 133/13'2003 Marriull HuIbI, 38lh Ruui (roji level) Dired Read Mel One E-BAM PMI’i55+143/13/2006 :We3 Face - South end alco-ner (scatio ding leveh iPaniculalai Direct Read /Met One E-BAM : PM’ SS't'i 5'3/'i'3'/2666 iSouih Face -E'astend at cornier (scaliolding level) 3/i'2/66' 'Parli'c'uiale' bi ted Read ' Mei 'One' E'-BAM : 3'0' ' No'' 'No' PM’ 5ST163/13/20'56 Eaa Face - North enc al cornet (scaTolding level) ?/12/p6. .Paniculate. Di ted Read .Mel OneE-BAM: 3.5. No .No. PM2.SS't'i7'3/1'3'2666 iNo'rt'h Face - Wea end ai comet (scarfohdlng level) Paiilcuiaie Direct Read Mei One E-BAM: 'Yes' PM2 5ST13/11/2006 Southwest Area (sidewalk bridge level) Particulala: Direct Read Met One E-BAM PM2 5ST23/14/2006 SoutheaaArea (sdewalk bridge level) 3/14/06 Paniculale: Di ted Read MeiOneE-BAMi 23 No No P'M25'STi47i4/2006 North'wea Area (street-level) 3'/i 4/0'6' P'an'iculaie: Direct Read' :Mel OneE-'B'A'M No 'No h'm'2'5'4 153/1'4/2006 Firehouse Fic'irobl' level) 3'/i4/'o'6' Han'iculaie UI ted He ad' Mel OneE-'B'A'M. No 'n'o PM:.'5'5+16'3714'2'0'0'6' North S'ido'S'idowil'k'Bridgo ....................................... Parti culalo biroct Road :MoI Ono E 'B'AM PM2 5ST1003/14/2006 Station 10 Field Duplicale 3/14/06 iParticulalei Di ted Read Mel OneE-BAM 16 No No PM2 5ST113/14/2006 90 Trinity Place (roof level) 3/14/06 ■Paniculale' Di ted Read iMel OneE-BAM: No No PM'2'5S'T'i'2'3/'i'4'/2666 'i i O'Gre'e'n'w'ici Sir'e'ei jr'o'oi le'v'e')'.............................. 3/1'4/06' ;Particuiale; 'Dited'Read' ' M'ei 'One' E'-BAM' : 'No' 'No' PM2.5B'T133/i'4'26o6 Maniotl Hotel, 33!h Floor (loot level) Parti cuiale Direct Read Met OneE-BAM: No No PM2 5S'T'i4'3/'i'4/2666 Wea 'Face - South end al coner (scatio ding leveli 3/14/06 ■parti'c'uiale' Direct Read :Mei OneE-BAM: No No PM2 5ST153/14/20O6 South Face -Eastend alcomer(xallolding level) 3/14/06 Particulate: Di ted Read Mel OneE-BAM: No No PM’ 5STl 63/14/2006 Eaa Face - North enc al corner (scaTolding level) 3/14/06 Paniculale: Di ted Read Mei OneE-BAM 16 No No PM2 5ST I 73/14'2008 Nurlh Face - Wea end al corner (scdlluljing level) Dired Read Mel OneE-BAM: No ,PM2 5STii/j5/2006 Sout'hwea Area (sid'ewaik bridge level) bi reci Read' Met OneE-'B'A'M No 'n'o P'Mi’ '5'-ST237i 5/20'0'6'' Souih'e'a'a'AtKr'(s'd'e'walk'b'tidge'levei)' Particulalei bi ted Read :Mel OneE-'BAM No 'No PM2 5ST43/1 5/2006 Northwea Area (stteel-level) iPaniculalei Dired Read Mel OneE-BAM: No No PM2:5ST53/l5/2006 FiiehuuseStC (lujl level) Dired Read : Mel OneE-BAM: No PM2 5STi003/15/2008:Slalion 10 Field Duplicate a/iHos Direct Read iMet OneE-BAM: No No

E PM’ SS't'i 13/15/2666 196 Trinity Place (root level) Parti cuiale bi ted Read Mei OneE-BAM: No No PM’ 5ST123/15/20O6 110 Gieenwici Street (tool leve) Paniculale- Dired Read Mel OneE-BAM: No No PM2 5ST133/15'2008 Maitlon Hotel, 3Sih Root (tool level) ■Panicuiaie: Dired Head Met OneE-BAM: No No PM’ 5ST113/1 5'2006 West Face - South end al cotier (scatio ding leveh Direct Read MeiOneE-BAMi No No

SI PM’ 5ST153/15'2006 South Face -Eastend alcometjxallolding level] 3/1 5/06 Dired Read Mel OneE-BAM No No P'M'2.'5'STi637i5'20136 Eaa Face - Noiih enc al cornet (scaTolding level) Direct Read' :Mel OneE-'B'AM No 'No P'M’.'b'-STi 73715'2006 Noiifi Face -'west end at comet (scatlold'lng level) 'Direct'Head 'Mei O'ne'E-'BAM' 'No' N'o' Mot One E BAM No

iliil Southwod Area (sidewalk bridge level) Direct Road No Southeaa Area (sdewalk bridge level) Dired Read : Mel One E-BAM : No No Northwea Area (stteel-level) Dired Head iMet OneE-BAM: No No 7h rehouse »i C jioot jevel) 'uitedHead' ' M'ei 'One' e'-BAM' : 'No' 'No' PM23S't'To'3/'i'6'26'06 ' No'rt'h'Sid'e Sidewalk B'ridg'e ......................................... 'Direct'Read' 'M'ei'One E'-BAM : No' 'No' PM’ 5STl003/16/2'506:Slalion lOField Duolicale Dired Head Mel OneE-BAM: No No PM’ 5ST113/16'2056 90 Trinity Place (lool level) Dired Head Mel OneE-BAM: No No PMi’ 5STl23/1 6'20'56 110 Gieenwici Siteel (tool leve) bi ted Head Mei OneE-BAM: No No P'M'’'5'B+i337i6'2'o6'o'Miiii'otl'H6tel,'38l'h'Fl'oo'i(r'o'oi level)'....................... 'bile'ci'H'e'a'd' 'Mit'biie'E-'B'A'M' 'No' 'No' P'M<5's+l4i'7-ifi/'7'n''l'fi' WedFace'ISnul'h'end ai'c'nrlAr'(sr^a'tl'n'di'ng'l'e'vBh' 'bils-i'Hsad 'H/eiOnR'F-'R'A'M' 'No' 'No' PM’ 5ST153/16'20'56 South Face -Eastend alcomet(xallolcling level) Dired Head Mel OneE-BAM No No PM’ 5ST163/16'2056 Ead Face - North enc al cornet (scaTolding level) Dired Head ■Mel OneE-BAM: No No PM2 5-ST173/18'2008 North Face -Weg end at comet (scaffolding level) Dired Head Met One E-BAM: PM'2'5S'T'l'3/'l'772 6 6 6":S'o'uih'»7ig'Arii'(sidew'aik'bridgiiiv'e'l) ..................... 'birid'Kiid' ' M'ei 'One' E'-BAM : 'No' 'No' PM’15S'T'2'3/'i'772 0 0 6 "iSouiheag'Atra'(sdewalk bridge level)'..................... 'Direct'Read' 'Mei'OneE-BAM: No' 'No' PM’ 5ST43/17/2006 Northwed Area (stteel-level) Dired Head Mel OneE-BAM: 16 No No PM’ 5ST53/1 //2OO6 Firehouse SIL (rod level) Dired Head Met One E-BAM : PM’ 5 STi 0 3/1 7'2006 North Side Sidewalk Bringo Direct Head Mot Ono E bam: P'mI’'5'-S+i 6637i7/'215'o'6Sl'aii6n'l'o' Field'buDjic'ale.......................................... '3'/i 7/0'6' 'bire'ct'He'a'd' 'Meib'ne'E-'B'A'M' No' No' P'M’'5'-S+l 137-17'2'06'6' 90 T'tinily'P'lace'(i'ooi level)'....................................... '3/17/06 'bi ted'Head 'MeiO'ne'E-'B'AM' 'No' No' PM’ 5-S 1123/17'20'56 110 Gieenwici Siteel (tool leve) 3/17/06 Mel OneE-BAM: PM’ 5ST133/1 7'2006 Marriott I lotel, OOIh Floor (rod level) Direct Read Met One E-BAM : PM’ 5ST1 43/17'20'56 :Weg Face - South end al conet (scatio ding leveli PM'’'5S't'i'5'3/'i '7/26'56 'iS'oiiih Face'- 'E'a'si end'a'l'c'o'itiet'('acali6ldin'g' le'v'el)'' PM’15S'T'l'6'-3/'l'7/26'56':E'a'a'Face ^N'o'rl'h'enc ai 'Cor'n'e't (xaToidihg'level') ' iis- 3/1'7/06' Direct Read 'bireit'Read' 'Diteir'Read' : Mel One E-BAM : ' Met 'One' E'-BAM : 'M'st'Oris E'-BAM' No 'No' No' No 'No' 'No' o PM’ 53T1 73/1 7'2000 North Face - Wea end al corner (ecatlolding level) PMd 5ST13/1 3/2006 SniilhwBa Area (sidewalk hridgB level) Direct Read DirR-l Rpad Met One E-BAM : :MbI Ons F-RAM : PM2 5ST23/18/2006 Southeaa Atra (sdewalk bridge level) PM'2'5'STi37iS/'2'0'0'6' Northwea'Atea'(stie'e'Flever)................... P'M 2 '5'5753/1 S/'z'o'o'o' ■Fire'h'u'u'b'e'«ic (rujl I'e'v'ei)....................... SIS- Direct Read 'Dile'ci'R'e'a'd' bire.l Read MeiOneE-BAMi 'MiiO'nb'E-'B'A'M; :'M eiOrie'E-'B'AMi 10 No 'Nd' No 'No'

1^ PM2 55+103/13/2006 :North Side Sidewalk Briere PM’ 5STl003/18/2r506:Slalion lOField Duplicale 3/13/06 Paniculale: iParticulalei 'biiect'Read Direct Read :Mel One E-BAM ; Mel OneE-BAM: No No

o PM’ 5ST113/18/2056 90 Trinity Place (rod level) PM'’'5S'T'i'2'-3/'i's''26or5':ii6'Gie'e'n'w'lcT 'sir'e'ei (r'o'oi le'v'e')'.............................. 3/1 3/06 Paniculate Direct Read 'Direct'Read' Mel OneE-BAM: ' Mei 'bn'e' E'-BAM' : No No

m PM’15S'T'T3'-3/'l's/26'06':M'arriotl'H'o'ld','3'sih 'Fioor'(rod'l si-el)......................... PM’ 5S'T'l4'3/'l8/26r56 Wed Face - South end al conet (scatio ding leveh s/iaoe' ^Paiii'c'uiale^ parti'c'uiale: ^DiredRead^ Direct Read i M'ei'brie E'-BAM : ■ Mei'One E-BAM : No' 'No' PM’ 5ST153/18/2056 South Face -East end at cornier (scallolding level) 3/13/06 Particulate: Direct Read Mel OneE-BAM: No No pM’ oSTi 63/18'2006 Eaa Face - North enc at cornet (scaTolding level) Paniculale: Direct Read Met One E-BAM: p'm'’ '5'5+17'a'/i8'2'06'8' :Norih' Face' 'Wrord'o'n'd'ral'cornor (riafloid'irig iovol)' 'Moib'no'E 'B'a'm'

Noles:

o 1 I he PM 2.5 readings al Station -0 (North Side ladewalk bridge level]) 01 Match 12, ard 15, 2006 were not ava Ihisaalion (Statioi 100)weie available However, II should be noted that the HM 2 5 readings Irbm the collocated sample al

siBvalcd PM 2 5 rnnmnlralinnamnisiirnil al Station 2 (SnrilhoasI Area |aTpw:Ik hridgp level]). Sialinn 4 (Nnithwert Area |<JrMl level]). Stallnn 5 (Firehnri<e SI 3 rnni level]:, ard Sir 17 (Yorth FncB-WB=lRndalfnrnnr|:ratfnldlno J] level]) on March 13, 2006 were likely influenced by regional air quality conditions including haze, log, and TiisI The elevated PM2 5 ccrcenlralions rreaajred networkwide on March 13, 2006 are not allribulable Io work acrivilies al 130 Liberty

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NYC-WTC_000232056