Science & Technology
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MJ EcoPower Hybrid Systems, Inc.—EcoCrane Hybrid System
This retrofit technology is included on EPA's Verified Technologies List for Clean Diesel.
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Various Technology—Cetane Enhancers
This retrofit technology is included on EPA's Verified Technologies List for Clean Diesel.
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Clean Diesel Technologies, Inc. – Purifilter - Diesel Particulate Filter (DPF)
This retrofit technology is included on EPA's Verified Technologies List for Clean Diesel.
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Donaldson Technology—Series 6100 Diesel Oxidation Catalyst (DOC)
This retrofit technology is included on EPA's Verified Technologies List for Clean Diesel.
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SmartWay High Performer Lists
This page contains a list of the all of the types of high performing SmartWay partners that are recognized by EPA.
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Shared Mobility
This page is general overview of shared mobility, with explanations of carsharing, micromobility, ridehailing, and microtransit.
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Revised Final Determination and Settlement Agreement in Genscape, Inc. v. EPA 19-3705 (6th Cir.)
9 questions about Quality Assurance Program on revoking Genscape RINs are answered.
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Certification for Electric Motorcycles
Steps for certifying an electric nonroad motorcycle with EPA.
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EPA Analysis of FracFocus 1 Data
The EPA conducted an analysis to better understand the chemicals and water used to hydraulically fracture oil and gas production wells in the United States and how chemical and water use vary in different locations across the country.
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Documentation for Risk-Screening Environmental Indicators (RSEI) Geographic Microdata (RSEI-GM)
information on the RSEI Geographic Microdata, which are a unique dataset that provides detailed air model results from the RSEI model at a level of 810 meter square grid cells
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Final Risk Evaluation for n-Methylpyrrolidone (NMP)
Materials supporting and explaining initial risk determination for NMP
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Nitrogen Dioxide (NO2) and Sulfur Dioxide (SO2) Secondary Standards - Planning Documents from Current Review
Scientific and technical planning documents used to review and develop the Nitrogen Dioxide (NO2) and Sulfur Dioxide (SO2) Secondary national ambient air quality standards.
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RFR 17002A; Exhibits
Request for Reconsideration Denka Performance Elastomer LLC; Exhibits A-G
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RFR 17002A - Request for Reconsideration Transmittal Letter Dated 07/23/18; Recieved 07/24/18
Request of Reconsideration of Denial of Request for Correction # 17002 (chloroprene)
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Sample: TSCA §8(a) Reporting for Chemical Substances When Manufactured or Processed as Nanoscale Materials: Data Submission Form
The form to be used for reporting as prescribed in 40 CFR 704.20.
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Meeting Materials for OECD Expert Meeting on Categorization of Manufactured Nanomaterials on September 17-19, 2014
Here are materials for the OECD Working Party on Nanomanufactured Materials Expert Meeting on Categorization of Nanomaterials (developing nanomaterial categories) took place on September 17-19, 2014 in Washington, D.C hosted by U.S. EPA.
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Meeting Materials for the May 8-10, 2018 Scientific Advisory Panel
Meeting Materials for the May 8-10, 2018 Scientific Advisory Panel
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Visitor ID Requirements
Important Information for Visitors from American Samoa, Arizona, Louisiana, Minnesota, New Hampshire and New York - Real ID Act
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FIFRA Scientific Advisory Panel Historical Meetings
A page presenting historical SAP meetings and associated meeting materials
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EnviroAtlas & Brownfields
This interactive resource makes it easy to search all 300+ Data Layers and access their fact sheets.