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RADIOLOGICAL CLEANUP OF ENEWETAK ATOLL

Soil Cleanup Planning
Underthe Bair criteria,
infrequent visits to gathe:
should not exceed 160 pC

could be transported by trucks loaded on the watercraft in a year’s ume.

Use of bulk-haul technique on two of the LCUs and three LCM-8s would

increase the estimated capacity to 77,000 cubic yards.
For the purposesof discussions, the soil transport estimate was rounded
to 80,000 cubic yards. This transportation limit became confused by some
planners with the EJS estimate of 79,000 cubic yards of soil over 40 pCi/g
to be excised from Aomon, Boken, Lujor, and Runit. [It also became
confused with the maximum capacity of the Cactus Crater container.

(0-3 centimeters) average

Condition A would be lov
Agriculture islands, to
coconuts,

pCi/g to 80 pCi/g.
Residential island c
concentration of transura
not exceed 40 pCi/g. Thi:
Since the Bair Comm:
agency responsible for ;
project, the Director, DN
pointed out that, while
henceforth be regarded a:
accomplishing the most t
DOErepresentatives st
the entire problem; that
soil cleanup data and the
to which this conferenc
Committee was proposin
to pin down the islands
Manager for cleanup.
The Director, DNA

they led to miscalculations of the workload and apparent constraints in soil
cleanup planning. The only real constraints on completing the removal and

containment of all the contaminated soil were time, based on the

dilemma faced in the clea
criterion for food-gather:

400 pCi/g. Cleanup of tw.
as food-gathering and
approximately half of tr
resources from, perhaps
did not do this, the two
might be unacceptabie fc
Mr. Roger Ray, DOE-:
into believing that an
automatically have to be
Bair Committee criteria
and that the Committee
made to comply with th
resources. After that we
islands where work coui

—_—ir

clean as possible within the available resources.!93 The conferees then

an

hectare. On this basis, O:

These misunderstandings were significant because, like the Treat factor,

scheduled 15 April 1980 completion date, and the capacity of boats to move
soil within that time constraint.
The new soil volume estimates, coupled with these constraints, posed
serious problems. Attempting to clean Enjebi to residential standards
would eliminate any other soil cleanup except Runit, and even then there
was no assurance that Enjebi could be completed. If this were done,
Aomon, Boken, and Lujor would haveto be left with levels over 400 pCi/g
and possibly quarantined. On the other hand, cieanup of the other islands
would apparently eliminate Enjebi as a future residence island. Also,
leaving Runit until last raised the possibility that it might not be cleaned to
prescribed standards.
Thefinal briefing evolved into a lengthy discussion of alternatives and
combinations of options for soil cleanup. Mr. Mitchell, of MLSC,
reiterated the position he and the people had taken and maintained from
the beginning: every attempt should be made to make every bit of the atoll
available to all of the people of Enewetak for any use that they might see
fit. Mr. DeBrum, District Administrator of the Marshalls District, affirmed
that the TTPI supported the people’s position to have all the islands as

pandanus,

concentration of transur

reviewed and discussed each issue on which a decision was required; and
the Director, DNA, after hearing all recommendations, made the
necessary decisions to advance the cleanup project. The critical decisions
are outlined in the following nine sections.

CONTAMINATED SOIL CRITERIA DECISION
The first issue considered was the criteria for contaminated soil removal.
The criteria recommended by the Bair Committee for nonresidential
islands were considerably more stringent than the AEC Task Group
guidelines and the guidance furnished by ERDA for the OPLAN.

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nema

POS es ria
Soeaape.
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