EML for comparison of the final results with the values provided by the

From some of the discussion that we heard this morning and

ORERP teams.

our observations,

problems.

that the site selection subtask has been done
no

observable

The soil sampling I think has been done very well.

I've seen

In

well.

quite

I think

spectrometry,

in situ

the

had

have

we

the people collect soil samples and I hope we can do as well in the future.
The sample preparation is different from the kind of preparation that EML
has done in the past; however,

I believe that the REECo method is quite

We've set certain criteria that this method should satisfy and

adequate.
10

from some of the data that I have seen today and yesterday, it appears that

11

it is adequately satisfying these criteria.

A few more analyses will be

12
13
14

cesium-137 analysis.

15

no

16

obviously.

17

counted

18

contaminating rigors of sample preparation.

19

of

20

counting statistics which is on the order of 2-3%.

21

six samples, there appears to be a slight positive bias of REECo over EML,

22

about 5%.

23
24
25
26

helpful, but I am quite optimistic that that is quite adequate.

The next viewgraph

the test results for the REECo

summarizes

We submitted one blank sample which indeed reflected
However,

activity.

detectable

on

(B)

one

sample

does

not

make

a

case

I should also point out that this particular sample was simply
a

duplicate

gamma

spectrometer

aliquots,

the

and was

precision

of

not

subjected

to the possible

From the analysis of two sets
the

analysis

was

within

the

From the analysis of

We intend in the future to continue making compar isons to firm

up that bias if it exists, which it looks like it does,

and if it does

to make the appropriate correction in the future.

We don't feel

exist,

that this is a serious problem, however.

The next viewgraph (C) summarizes the test results from the REECo plu-

27

tonium analysis.

28

no detectable activity.

From the analysis of three blank samples, they reported
However, on the analysis of one blind Utah sample,

180

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