Science & Technology
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Guidance on Procedures Used To Develop Acute Exposure Guideline Levels (AEGLs)
Lists the AEGL SOP and the PBPK White Paper
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Caterpillar Technology—Locomotive Selective Catalytic Reduction (SCR) System
This retrofit technology is included on EPA's Verified Technologies List for Clean Diesel.
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Manufacturer-Run In-Use Testing Program Data for Heavy-Duty Diesel Engines – Test Order Year 2009
This page provides manufacturer-run in-use testing program data from heavy-duty diesel engine manufacturers in compliance with 40 CFR 86 Subpart T for Test Year 2009.
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More SBIR News and Highlights
EPA SBIR success stories and highlights
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EPA Releases Meeting Minutes and Final Report from Science Advisory Committee on Chemicals 1,4-Dioxane Review
EPA's Science Advisory Committee on Chemicals (SACC) released the Draft Supplement to the Risk Evaluation for 1,4-Dioxane in November 2023.
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TSCA Biotechnology Regulatory and Policy-Related Resources
Includes final risk assessment documents for submissions under TSCA section 5.
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Before You Use the GLI Clearinghouse
Explains the kind of queries the GLI Clearinghouse supports, what kind of information it contains, and the how to interpret query results, which are sorted by criterion.
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GLI Criteria Calculation Spreadsheets
A collection of spreadsheets to help understand how Great Lakes Initiative water quality criteria have been calculated.
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Stakeholder Webinar (Nov. 2020): Natural Gas & Petroleum Systems in the GHG Inventory
2020 GHGI November 2020 Webinar Supporting Materials
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Successful Watershed Management and Lessons Learned from EPA's National Estuary Program
A collection of important lessons for other coastal communities working to restore and protect their watersheds.
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Historical Lake Erie BUI Reports
Reports produced by the Lake Erie Lakewide Management Plan between 1997-2000. Each report assesses a beneficial use impairment in Lake Erie.
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Comparing EPA Analytical Methods for PFAS in Drinking Water
EPA Method 533 compliments EPA Method 537.1 and can be used to test for 11 additional per- and polyfluoroalkyl substances (PFAS).
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Field Equipment Cleaning and Decontamination
Field Branches Quality System and Technical Procedures
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Quality Management Plan for EPA Region 4
This Quality Management Plan describes Region 4's quality system.
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Glossary for Air Pollution Terms in Particle Pollution and Your Patients' Health
Glossary of terms used in PM and Your Patients' Health
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Anaerobic Digester/Biogas System Operator Guidebook
A handbook for those considering biogas technology as a manure management option, it provides a step-by-step method to determine what biogas system is appropriate for a livestock facility
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Download and Install the GLI Clearinghouse
How to download and install the GLI Clearinghouse MS-Access database. Summary of changes since the previous version.