An official website of the United States government.

Due to a lapse in appropriations, EPA websites will not be regularly updated. In the event of an environmental emergency imminently threatening the safety of human life or where necessary to protect certain property, the EPA website will be updated with appropriate information. Please note that all information on the EPA website may not be up to date, and transactions and inquiries submitted to the EPA website may not be processed or responded to until appropriations are enacted.

We've made some changes to If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.

Additional Resources for Citizen Science - Environmental Protection

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.


  • MyEnvironment: Gathers data from EPA and other resources by your area code – includes MyWater, MyAir, MyHealth, MyEnergy and MyCommunity
  • Green Apps: Over 290 apps to help you understand and protect the environment
  • An overview of the process to apply for federal grants
  • National Environmental Methods Index (NEMI): Searchable collection of environmental analysis methods

Recent Workshops and Webinars




Quality Assurance