0« OF THf
TO
Stctioft 104i>) of tht Sus-erfund and xtautheHjat io-n Act of
104{a) o*' C£RCLA to ^nc'ude tHe
-fjKjyi'i ,jct-iof< undertaken by t^e ^esHJe-Rt, or fcy any oth-er person ffftrrfd to
'm section 12?* of the new law, should, ta the practicable, cant ft byte
to th-e «f *£y tht EPA, State, or i p«rtj»
3. OF TO
3»!
This of
efficiently by t»t« the
of tht To the
be to do
not to the efficient, cost-effective of
to It by the or The
of this Is to of
i«J thf it S?y of
The §f is on o«p irt dut to
net IR tftt
arid
art bt
to Ftr « «wy be t
Tht first 1ft«1re tnd
121 te w*i§
w«th EW.
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characterization. rhe SUB my then t>e nzptl we! closed out to aH&
remova; personnel to as analysis of wast* trfatwmt/cHsposal oot
One*} en op*;*!?!1! ts selected, -2 ryfiof^} restaH. would be i'«P^ ewented to copp5?te
the deposition phase, In tr«ii case, th« ffmo-«'ii reu^rt would »etui!ly
contribute to aeMev^g * efficient dtanyp, my *">so
occur in ,|'i .jlleeipt tc other pro-smtp? goals, such 45 pyrsying respons^b U>
party (RP) c;ea«uD5 or State assumption s? remold* «U€« ojjtr-si? i on a«d sidin-
tenfsftct ^Qv'1 "ft^ef'ts . to ^^ ^ay take oy§f a res»e y 0-a i »? f a v o 1 d 1 ng r v a ! r i? s t a r t s , r g span $e p-i r s or ne 1
the thftits by the on i and
ce/ns'der HOW the .-asoval acti^fi wtul'S sost effectively ccrt."i&y*e tc th-« l
J; » p;s r y , '* h 5 f o I ! 0^ t rs g q y g 5 f i <&r> S S h &U = d S !? f- Of! S i d f f f -d "
1 . 1.5 t.hs 'o-Rg-t*:^ cleanup plan for the site?
fh'S pr3¥Hio*i requires removal 4ct?o«5 to contribute to
pgrfonsaccs o^ the "lo-ig-tsr?1! jcticjp/* At an >t?L sits,
if the 8 (score ;." Decision has a1**ea% isg"»ci,
the ' a c 1 1 on to the i -j 1 cleanup 9 ': a ^ is * st ra 1 ght -
f'ortfftH task, , for proposed NPi sites ifxf for Hrsal
iNPL sites, the r«»?!fdial action m&y not have h'^'a
action fs In cases,
will tse limited tc identifying a of %-isicle
alternatives, ool| feview txistlng
information and use their professional judgment. and
personnel in the cc»ordl«it,'1 io
effort. It Is the of the to
appropriate
At sites, should,
tht the at.
!,h« sftt C««f,, Stats, HP) to the for
tht It is u My b« difficult
to the it sites.
wit to the
th« At non-HPL sHes, «iy tit no
tor- to a action,
2, wfU ^eqy're prior to ths of tht
, Corrtln§fftC,y rl|fl {CP}
aythority &y illowitf to &t t«
to 'ibrtiti" just «na «,?f«i ticif»t "
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Directive
TM$ Authority mi "i * inow a res-tsvi* act "i OR to iddrfjg
oeif-tena threats tNit siav arise prior* ts the start o? the 10-ng-teriB
action, providers the threats Wfl th« r • vary *P>25?! %?t€ to site. Fs<" exd-fsp]'l sHes a SOS has signed, the tise fr«-ae
pfrso«"fi must e0-"S;dfr »*iii 6e shorter than f'or SPL sifts th-t
8 i a ! I « i 9 at i on /f ti 8 i b « 1 1 1 y St y dy (8 1 /F S 1 has j u ! t
Initiated, Of course, at M?L sites, the «sy
01 an to conduct -fl" t'pef«b:f un't during the Rl/FS t f tist* p«r«iit.s,
In this case, tht time period to consider again &e shorter.
the
actiop at trt«* site tc? ?Jete>f*s1«f such ictfon wi
theip best pr-oftsssona^
sites whtr? there are 10 pliis C8f i-Qthe-r party to
cleanup. 3'' threats 2«d potential th«^>«ts
rii to the current NC? s^oy^d be
3. Hew f?i? siou'«J the neacvil Action 90 *o assafe thit, tht threats a
-j d eq u a *: e 1 y A h a t e d ?
TR» authority in the 1&86 ?C? wi '•• ' a list* svore
actions to to be actions no to
situations are mitigated, but can continue, 0»" t>t
initiated, to 9 re
ORly protfrctiop, Insyff
to last until be to the
possible. as *He be to
th« ataff&iHty o' Other- (e.f,, set Ion,
unit) to initiate long-tine action if? 4 timely
6f sot tht Should il;
st or a s it*- by -s He
* action fee sa^face
i {as in 300, fS of
tut the o? action, How tUt
nctiQfi tht will
en ic
the on ifld new
on my §R-
If is IP
th« n»y o^ i«d
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Direct we 9360,0-13
substances on sit* to *«*it treatment, it is important to Design the
r«n-O¥<»l action to ensyff that the materials arc? adta«3t'?-,y st.slsi'H ,?ed«
4t other sUes. surf act Hisirdous substances 33 v constitute only g
sfts';' Dart c* the p-roblc??-?; S-S4¥ ">3t ot safely stabiiiitcl for i ^ong
Qpriod 5? tifiic1, or flay bi' raor*'* e * * i c I e^t "> y ^.Jdngssgd as one lintt. bv
* d i a t e t n ^ ?! f s5-!^ nt or diso*c5$al» in th^se situ^t^cin^, it TBay bs ssi'O r ^
jriite for- a removal action to tnclytlo final disposftioo of all
surface hazardous substances. The conditions at the site 1i
terra cleanup plan will appropriate scope of i
rssfjonsi*.
At rso^-KPl s'tes whft tfie^e sjre no p1«ns for -jnother party to
pe f t' n ;"f! ! 0 " Q " 1 1? HTS ~ 0fB"
criteria io the cyrr«nt HCP shou'd bs ccw?p ; >?tei j» clea^ec! up, if passi&H*.
The 3*0? dance of ra starts due to r^curr»il! &e the statutory limits o«
Re^-eva1 actiefis should contribute to the tfficient §f
actions to the practicable th« 12 ail lion/
12 limits on actions. (An to limits
frt Ofaotecf the %Ht qyaHftes the "sfwrfency" or
'"cons i steocy" wg
with regard !,0 deinyp Stdnd»rd5, f,hl| prcvHipn 30*5 not
thg refscva < p^ograri to 'o-wtr »*s t'sanyp stansJa^ds, father, the par
&f this provision is to tne desman o* rt^ovgl actions
afttf ire estabi i'ihed for a site,
the action will for
In a the fo^
For the has HistgpicaMj 50 pp» «s s
in the of of 9CS-
co«li«i«sitf pec t t he
ta soil SO ppm sheyld be
to the for rtstifts to tht
he action i*ith th«
Th» H sHoyld be with
!on§-tem actions *t farther cl«*ftup *rll 1 ft* tUctP,
"Cdoi! stint" ^s dff
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-5-
to plan, fur a action to
filters to with drinkifif i$
IR not i
to c^eia yp the aquifer, A action to solidify
could, fr culver-, a *3fi§-tir» plan to incinerate tHe
and should, therefore, b-t
A action to Surface''4rS»i~Trr^~anTn?frn~~couTT^ontribute
in a p-ositfifi? waj to a oUn to elf an up the site.
may &e if fill
this the will on site-specific
It Is in the may
for the «Mf jet be the
for the site, for i
is to and IB
the tkffin. the
to N» to i to incf
the soli, it aay still be the effective to the
«n tnt Protection o* !c m4 the as
is feisfbllity, be If an
Is tht for be in the
Ac t f o« , Sec11 *s S,)
Th-t to foyf Kill help of
actisft is IRC fto* It can frt to contribute to the
efficient of actions.
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not tfct
Ut bj ttt» !«
tit w IB 1^
of th» OSC tn with tta
th«
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