Science & Technology

Field Turbidity Measurement

Field branches quality systems and technical procedures.

Procedures for Collecting Wastewater Samples

Field Branches Quality System and Technical Procedures

The Urban and Regional Information Systems Association (URISA) standard for addresses. The document covers thoroughfare, landmark, and postal addresses within the United States, including its outlying territories and possessions.

About the Office of Applied Science and Environmental Solutions

This page gives the mission, organization and contacts for EPA's Office of Applied Science & Environmental Solutions, which provides scientific foundation for informed decision-making to safeguard human health and ecosystems from environmental pollutants.

San Francisco Bay Area - Map Tool to Identify Interim Pesticide Use Limitations

This will display the San Francisco Bay Area - Interim Pesticide Use Limitations interactive mapper.

ADL Polymer Migration Estimation Model (AMEM) Questions and Answers

Questions and answers for how to download, access, and operate the the Arthur D. Little Polymer Migration Estimation Model (AMEM)

E-FAST Glossary

The EPA Office of Pollution Prevention and Toxics, Economics, Exposure, and Technology Division has developed several exposure assessment tools and models.

Are Bt crops safe?

Bacillus thuringiensis (Bt) is a naturally occurring soil bacterium that produces proteins active against certain insects. Learn about the safety of these crops.