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On January
31, 2007, NASA
released a
report regarding
the extent of
travel of
chemicals from
the JPL site.
Upon release,
NASA invited
broad review and
discussion of
its study. NASA
has received the
following
comments on the
study:
U.S.
Environmental
Protection
Agency (EPA)
October 22, 2007
California
Department of
Toxic Substances
Control (DTSC)
February 6, 2007
May 21, 2008
City of
Pasadena (with
support from
consultants,
Geoscience
Support
Services, Inc.)
June 5, 2007
Southwest
Hydrology trade
magazine
July/August 2007
NASA is
thoroughly
reviewing all
comments
submitted and
plans to discuss
its review with
commenters and
with regulatory
agencies that
oversee the
cleanup.
The NASA report
stresses the
importance of
considering the
information
generated by all
the tools
together to best
understand the
complexities of
underground
conditions and
the existence of
perchlorate in
local
groundwater.
NASA continues
to have
confidence in
its study and in
the conclusions
reached.
NASA looks
forward to
continued
scientific
discussions and
to determining
appropriate next
steps.
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