Memo on retention of WTC clean-up records, September 2003

NYC 9/11 Public Portal Document .'r f s. a— ti ,•, •,' 4. j~ x•} L, y . - Jt~ 6t 1,, b'o I +•5~4; y

Thursday 28 of Feb 200.2','Mayor";Office >718 595+4544 Page '.2 OfY2

s Lead dust iil'schoolsrl Lowci i'lanhattan ` . i . #

• Coiicerll has been oiood abort elevafed levels of lead dust in loci el~klan rattan schools ; aixt as a consequence of the \''TC d,sastei Spettfic cortceiinc about` 1e ated dust lead lea els .' r. on 17ooi•s and windowsills at PS 89 and S u want H. ha °e be il:epr sled f ' N. o :Lead e\posiare from detenoratmg'interior ead=based paiiit'that's co'fn1I110I1II1'Uldet 4 t ; f' btilldings remains the most significant coil iibeitorto childhood lead poisoning: Lead • ' based paint that is in• poor ,condition gent is es lead dust aiid settles oil floors acid other 4 ~• hoiizoi Cal euilakes in buildings '1 0tin childi-en p3 tic Carly 1 3i 2 tza2 oltds' s> highest risk foi lead poisoning since the t ra~~`l on 41e floor andi ilai ly engage in \'' F hand ta-mouth activity, f, r ,i,, h~

_ • Since PS 8? andStuyvesalit'H.S. are new buildings, thee do not contain interior lead ?based paint ai>d it is ilot. hke1y that lead llarards will be geiielatecifi-onmiiiside the sellools.

o - Poteiifial `scnu c _s of lead frDili the collapse' of the \\ 'TG tow etc ul~ lttde lead acid liattet ies 1 ,' .~► that r =i~-ae.i;secl tot - back upgpowet and s6-111 decorative-suifaces onfh,e`e el.ior gown of `• 3 s . ;•

roue tha ollapse he U. S l.nl ironmentallPi-otect.on Agenc\ (IJA))]las begin co11:ettillg ,, 11t ii:otiiliental samples to'mm b tol -contaminant levels in th e envirohinenit Based on the sanlpil`i~,igt ondu ted arottndttlie \≥; TC. it dties`itot appeal that-the,disiister ham made a • si gnI{1A.ait contra . tttion to nku easiIIa the amoun(of lead in the en i onillent;

® It. is not uncoin+iion to find le\ated le, els'of`leadin in ban soil due to past iifseof leaded gasoline and led,1)aillt. Et) not soil and dust'ii78V be ti ached tillo1a i7uildiib igg b~ not mar,

foot traffic .Alrbornedust tla~: alsobe blown in fzi•ouch a w iiao and settle on to a • windowsill of des or'etierIlori'zontal,surface..,'= a ,y > . x i .. - ti , I. ~' i'~. # .fi g,+ r j

o :lie Board ofLducatloi`has';been conducting regulat :lead dust iii testtii 1g iIl lowea' `I illaaftan sch Dols to determine ii lead is hung tracked in or blown into 11 e st liools.' t r; .,&ppiolimatet\ l aFslilipleshave been colleeted..froir flows S 89 aird-ivilldoevsil.............. 1. and'$tdv es:tt t`H.S' a;a~pproeittt:~tcl 3% of the sailtples have showii,el4\ ated;l els / , of lead le dust

o EPA has estab]ashG`3c at ceptalile lead-dust lead'llazard standards for child occupied facilities ..These staildar~l ; e 3 i 'ogails pet square toot (ug/ft) toi i)ooi s and 250 ug'fi foi i≤ wifli-iolusillsi [ `•~ ' . ;'~ 4 tt S =; :-. ,, _-

The.tests alidicatellatt OlaDe'le id dilst is beuig ti aClceal in or blot.n into th e,schools . . .: ! which is not uhcon'iion tIl 'k illball edlvllOliillent. ': ~:` •.

' e Basedo the available'iata.,the risksof e,poste"etolead;hazardsfoi chiidien'at-PS 89 and Stuvvesant'-H, S. and low. How e ei;°the schools choUd be regulal'i cleaned to o prevent. fu -they akin.1hiilatioll'of lead dust. r . - n " ti

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NYC-WTC 000144561