What is the minimum area requiring clean-up?
Is it 1/4 hectare?
Should twice the 1/4 hectare average be cleaned-up or
not?
For subsurface contamination, should DNA use the IMP field of
view (~1/16 hectar).
To determine levels 2 160 pCi/gm?
To determine areas to excise where the levels are >160 pCi/gmn?
Should DNA relate a 6" cut with the 20 cm soil profile technique?
Is there a significant difference between a 15 cm versus 20 cm
profile?
This is almost a none-problem,
10.
Should DNA plow?
be plowed?
Under what circumstances?
Should hot spots
What are trade-offs of resuspension and the inhalation hazard
vs depth distribution regarding plant uptake and entrance into
the food chain?
Richmond:
Sanchez:
11.
Keep in mind that the effects of single versus repeated
plowing depends upon ultimate land use.
Described DOL planting techniques.
Island average vs maximum value - What about the Bramlitt
study vs LLL reassessment of dose?
LLL - used island average,
Bramlitt:
Used max.value and island average.
Island average is valid.
(Based on live-in with Marshallese.)
(Family has access to coconuts in a single line
crossing several hectares.)
How do we meet EPA guidance?
Do we average?
Templeton:
12.
LLL indicated at the June meeting that they
would take this into account.
Clarification of 40-80-160 guidelines--What about Runit?