Department of Natural Resources (MDNR) at
2001 blood-lead data. This health consultation also
levels above the EPA MCL.
evaluated the blood-lead data collected for children
under 72 months of age who were serially tested in
both 2001 and 2002.
the public health impact of the site. A health
assessment released for public comment in August
The blood lead data reviewed indicate that
2003 assessed past, current, and future exposure to
exposures have occurred, are occurring, and
are likely to occur in the future and that these
request, the health assessment also considered
exposures may have an adverse impact on human
the health implications of Oak Grove Village
health. Consequently, this site has been classified
reactivating its well for public use until a new well
as a public health hazard.
can be drilled and put into operation.
Riverfront--ATSDR and MDHSS have
The health assessment concluded that this site is
completed several health consultations to address
an indeterminate public health hazard because
specific health-related issues at individual OUs
at the Riverfront site in New Haven. One health
it is not known whether the well will need to be
reactivated and because the future levels of TCE
consultation was instrumental in the decision to
provide whole-house filtration systems to affected
the new well, or any other wells are not known.
residents to prevent further exposure. Another
health consultation was instrumental in EPA's
A health consultation is also being written for
decision to test indoor air at residences near
La Jolla Springs, which runs through Meramec
contaminant plumes to determine whether vapor
Caverns and is being contaminated by the same
intrusion of contaminants was occurring at unsafe
plume that is affecting Oak Grove Village.
levels. ATSDR determined that vapor intrusion
A health consultation is a written or oral response
from ATSDR to a specific request for information
threat at this time. ATSDR and EPA are developing
about health risks related to a specific site, chemical
an indoor air sampling plan for OU4.
release, or hazardous material. It is a more limited
response than a public health assessment is. To date,
of concern at this site in Kansas City are methane
528 documented health consultations have been con-
gas and TCE and its breakdown products. Methane
ducted at 155 sites in Missouri, including the follow-
gas is being released from the landfill into the air
ing recent examples.
via a landfill gas collection system. In addition,
Herculaneum Lead Smelter--MDOH and
a plume of TCE is migrating off-site toward an
ATSDR have conducted several health-related
industrial park adjacent to the landfill. Several
activities at the 52-acre Herculaneum Lead Smelter
health consultations have been completed at this
site in Herculaneum. The facility has been in
site. The most recent draft health consultation
operation for more than 100 years. Test results
recommends the following: conducting ambient
have determined that lead exposures to community
air monitoring in the neighborhood adjacent to
residents pose an unacceptable public health
the landfill to determine whether unsafe levels of
hazard. In February 2002, screening conducted
landfill gas are being released into the community;
by MDHHS and ATSDR determined that 28% of
collecting soil samples at landfill leachate sites
children in the area had elevated blood-lead levels.
to determine whether landfill contaminants are
This represents an urgent public health hazard.
present at unsafe levels; and defining the extent
determining whether any industrial wells are
ATSDR, presented preliminary results of all known
threatened by the plume.
blood-lead data collected from Herculaneum
residents in 2002 to the Herculaneum
This site has been proposed for Brownfield
Community Advisory Group. A health
redevelopment as a park. ATSDR will continue
consultation released in August 2003 further
to coordinate health-related activities with EPA
evaluated those data and compared them to the
to determine whether the site can be safely
redeveloped as a park.