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United States Environmental Protection Agency
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The mission of EPA's libraries is to improve access to information for EPA decision making and environmental awareness.

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About EPA Libraries
Twenty-eight EPA libraries around the United States make up the EPA National Library Network. Learn about our background and our policies and procedures.

Link to EPA Libraries
Connect to the home pages of the 28 EPA libraries to learn about their collections, locations and services.

Online Library System (OLS)
The Online Library System (OLS) is the shared library catalog of EPA's libraries. Use OLS to search for books, reports and journals that are available from our libraries.

Library Publications
Business Case for Information Services: EPA's Regional Libraries and Centers details the results of a recent library study. (PDF, 24pp., 197.1 KB) Core List for an Environmental Reference Collection is a bibliography of recommended environmental resources published by the EPA National Library Network. EPA Test Method Index is provided by the EPA New England Library. (PDF, 85pp., 1.4 MB)

Services for the Public
Most EPA libraries offer services to the general public, including access to their collections and research assistance.

Services for EPA Staff
Many special products and services are available for EPA staff, including online journals and databases, interlibrary loan and research assistance.


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