Final Remedial Action Completion Report for the ... - Rvaap.org

Cmt.#
A-4
Page #
Line #
Section
3.6.2, Pg
3-13
New Page
or Sheet
Pg 3-17,
Section
3.6.2,
Line 30-
32
Comment
Please indicate the analyses each
laboratory was responsible for.
A-5 Tables B-1 Screening criteria should be
included on the sample results
tables for groundwater.
A-6
Appendix
C and F,
Section 1.2
App C,
Added
Section
2.8
Am puzzled by the statement
“data qualifiers were not
assigned based on data
verification findings”.
Shaw Environmental, Inc. 3 of 39
Recommendation
Response
3.6.1 that states “It should be noted
that the reduction of the sample
volume prior to shipment deviated
from the methodology outlined in
the RAWP but was approved by
USACE and the OhioEPA prior to
implementation in the field.”
Add a table or some text. The following will be added to this
section after the first sentence:
“Shaw contracted both laboratories
to ensure adequate turn-aroundtimes
were achieved in conjunction
with Shaw’s aggressive excavation
schedule. Both laboratories
performed analyses for
benzo(a)pyrene, 2,4,6-TNT and
metals. In addition to these
analyses, Test America analyzed
solely for propellants and PCBs and
RDX samples were analyzed only by
Include a column(s) for the
appropriate screening criteria and
bold anything that exceeds criteria.
Clarify if based upon the data
evaluation no data qualifiers were
required or if this is to be interpreted
that the data verification process did
not include data qualification. Note
the latter statement is not correct.
See comment 9.
Kemron.”
Shaw will include the screening
criteria used in the FWGWMP into
the sample results table for
groundwater.
Section 2.8 – Data Qualifications
will be added to the Groundwater
Data Verification Report in
Appendix C. The text will go as
follows:
“Data qualifications have been
performed in accordance to LCG.
The qualification “UJ” is defined as
the estimates (J) to non-detects (U)
for non metals. It is to be noted that
LCG has a much stringent (or
difficult) QA/QC criteria (except for
VOC) than SW-846, Contract