science in ACTION

INNOVATIVE RESEARCH FOR A SUSTAINABLE FUTURE

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Community-Focused Exposure and Risk Screening Tool (C-FERST):
Supporting sustainable & healthy communities

Issue

Advancing sustainable, healthy communities means
providing decision makers, public health officials,
state environmental managers, and others with the
information they need to identify and reduce
exposures to harmful chemical contaminants. EPA
researchers are developing the Community-Focused
Exposure and Risk Tool (C-FERST) to provide just
that kind of information.

Community engagement is crucial in identifying and
understanding the full range of environmental health
issues for specific areas or groups of people.
Community members and groups are able to gather
local information, and use this information to make
their communities healthier. Because of this,
communities are playing an increasingly central role
in defining environmental problems and gathering
information needed to address these problems.
Engagement of potentially affected communities is
equally important where evidence indicates
disproportionate exposures or health disparities are
caused by localized contaminants or other
environmental conditions.

To support communities with this process, user-
friendly tools are needed that provide environmental
exposure and health-related information. To ensure
these tools are scientifically sound, research is
necessary to advance the science to take into account
the many factors that may impact human exposure and
health risks within a community — including
chemical and non-chemical stressors, and other factors
contributing to vulnerability and sensitivity in
communities and populations.

What is C-FERST?

EPA is developing the Community-Focused
Exposure and Risk Screening Tool (C-FERST) — an
online information access and community mapping
tool that communities can use to learn more about
environmental, health and socioeconomic issues in
their community. The tool includes local maps and

U.S. Environmental Protection Agency

HI Office of Research and Development

reports, fact sheets, links to other public health
decision-making tools, information about promising
sustainable community solutions, and structured
community guides that can help communities assess
environmental conditions in their communities. C-
FERST is intended to provide screening-level
information to help users learn about community
environmental and public health issues, however, it is
not intended to quantify risk values or be the sole
basis for public health decisions.

C-FERST links to and builds upon other community-
focused tools to help identify human exposures and
potential risks within a community. The tool helps
communities gather information about their
environments, and explore potential environmental
and public health solutions.

C-FERST is intended to serve the needs of a broad
range of users including the general public,
environmental professionals, state and local risk
assessors, EPA community involvement coordinators
and environmental justice coordinators working on
local-scale issues. It may be mutually beneficial for
community members and groups to work with
regional, state or local environmental experts to
identify and evaluate local issues, and interpret C-
FERST data and results.

C-FERST development, beta-testing &
scientific peer-review

EPA scientists partnered with a variety of community
groups in designing, piloting and testing C-FERST,
including a number of communities who participated
in EPA's former Community Action for a Renewed
Environment (CARE) grant program. During testing
and refinement of C-FERST, EPA scientists solicited
feedback from community members and local
officials to improve the tool. C-FERST was
scientifically peer reviewed in 2014 and full public
release is planned for late 2016.


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C-FERST supports EPA's priorities for making a
visible difference in communities, and working
toward a sustainable future. The tool will be
periodically refined and populated with improved and
updated information. A number of training resources
are included in C-FERST to help users become
familiar with the tool, including a "Quick-start"
guide, a map user guide, and "use case examples" for
each of the major components of C-FERST. With C-
FERST, users can:

•	View maps of their community's
environment

C-FERST maps contain information on
pollution sources, estimated concentrations,
exposures and risks from pollution,
demographics, and other key community
characteristics.

•	Compare local, county and state estimates

C-FERST's "Community Data Table"
provides a summary of environmental
conditions for a community, including
estimated concentrations, exposures and risks
for select pollutants, as well as demographic
information. Comparing this with
information for other geographic areas, can
help community groups identify
environmental conditions they may want to
examine.

•	Gather information about their
environment

C-FERST's "Environmental Issue Profiles"
contain links & information from various
EPA and non-EPA sources for issues and
concerns commonly identified by
communities. The Environmental
Measurement Methods section in C-FERST
provides links to key EPA resources related
to citizen science air monitoring, and other
available measurement methods.

•	Explore potential solutions & community
projects

C-FERST contains hotlinks to exposure &
risk reduction options, and projects
implemented by other communities. These
can be used to explore potential solutions to
environmental issues and see what has
worked in other communities.

•	Follow walk-through guides for
conducting community assessments:

Community guides in C-FERST can provide
information to help community groups
systematically conduct an environmental
health assessment in their locality. Guides in
C-FERST include: EPA's Community
Action for a Renewed Environment (CARE)
Roadmap; and the National Association of
City and County Health Officials Protocol
for Assessing Excellence in Environmental
Health.

Find C-FERST Online at:

http://go.usa. gov/cttOA

References:

V.G. Zartarian, B.D. Schultz, T.M. Barzyk, M. Smuts,
D.M. Hammond, M. Medina-Vera, A.M. Geller (2011).
"The EPA's Community-Focused Exposure and Risk
Screening Tool (C-FERST) and Its Potential Use for
Environmental Justice Efforts." American Journal of
Public Health. 101 (SI): S286-S294.

V.G. Zartarian, B.D. Schultz (2011). The EPA's human
exposure research program for assessing cumulative risk in
communities. Journal of Exposure Science and
Environmental Epidemiology. 20, 351-358.

Technical Contact:

Jim Quackenboss

EPA National Exposure Research Laboratory
quackenboss.iames@epa. gov

For more info about C-FERST, contact:

CFERST mail Vy.cpa. gov

April 2016

2

U.S. Environmental Protection Agency

Office of Research and Development


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