Science & Technology
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Self-Potential (SP)
self-potential surface geophysical method
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Borehole Resistivity
normal and focused borehole resistivity
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Toxicity Forecasting (ToxCast)
Toxicity ForeCaster (ToxCast) uses high-throughput screening methods and computational toxicology approaches to rank and prioritize chemicals in need of further evaluation.
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NPDES PGP eNOI Tutorials
EPA has developed tutorials to walk you through the process of submitting NOIs, NOTs and Annual Reports.
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Best Management Practices for Lead Outdoor Shooting Ranges
This manual provides owners and operators of outdoor rifle, pistol, trap, skeet and sporting clay ranges with information on lead management at their ranges.
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"Air Flow Optimization and Calibration in High-Compression-Ratio Naturally Aspirated SI Engines with Cooled-EGR," SAE Technical Paper 2016-01-0565, 2016, doi:10.4271/2016-01-0565, Lee, S., Schenk, C., and McDonald, J.
Throughout the Midterm Evaluation (MTE) process, EPA’s goal is to publish as much of our research as possible in peer-reviewed journals.
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"HIL Development and Validation of Lithium Ion Battery Packs," SAE Technical Paper 2014-01-1863, 2014, doi:10.4271/2014-01-1863, Lee, S., Cherry, J., Lee, B., McDonald, J., and Safoutin, M.
Throughout the Midterm Evaluation (MTE) process, EPA’s goal is to publish as much of our research as possible in peer-reviewed journals.
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"Cost-Effectiveness of a Lightweight Design for 2020-2025: An Assessment of a Light-Duty Pickup Truck," SAE Technical Paper 2015-01-0559, 2015, doi:10.4271/2015-01-0559, Caffrey, C., Bolon, K., Kolwich, G., Johnston, R., and Shaw, T.
Throughout the Midterm Evaluation (MTE) process, EPA’s goal is to publish as much of our research as possible in peer-reviewed journals.
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"Analysis of Technology Adoption Rates in New Vehicles," SAE Technical Paper 2014-01-0781, 2014, doi:10.4271/2014-01-0781, Hula, A., Alson, J., Bunker, A., and Bolon, K.
Throughout the Midterm Evaluation (MTE) process, EPA’s goal is to publish as much of our research as possible in peer-reviewed journals.
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Enforceable Consent Agreement for Environmental Testing on Octamethylcyclotetrasiloxane (D4)
EPA has entered into an Enforceable Consent Agreement with five manufacturers of octamethylcyclotetrasiloxane, which is widely used as a chemical intermediate and component of personal care products.
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Cyclic Aliphatic Bromides Cluster (HBCD cluster) Scope Document and Supplemental Files
scope document and supplemental files for HBCD
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Paint Removers: Methylene Chloride and n-Methylpyrrolidone (NMP)
This webinar described the risks associated with NMP, provided an overview of TSCA section 6, and solicited input on ways EPA should address identified risks, with a particular emphasis on vulnerable populations.
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Public Meeting on Risk Evaluation Scoping Efforts under TSCA for 10 Chemical Substances - Background Material & Presentation
This page contains presentation and background material on the ten chemical substances that will be the subject of a public meeting on February 15, 2017, on risk evaluation scoping efforts.
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2010/15 PFOA Stewardship Program - Guidance on Reporting Emissions and Product Content
The guidance document for the 2010/2015 PFOA Stewardship Program.
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SmartWay Verified List of Idling Reduction Technologies (IRTs) for Locomotives
This list shows SmartWay Verified IRTs for locomotives.
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Assessing Regional Emissions Reductions from Travel Efficiency: Applying the Travel Efficiency Assessment Method
This presentation from the 2016 TRB Summer Conference on Transportation Planning and Air Quality summarizes the application of the Travel Efficiency Assessment Method (TEAM) which analyzed selected transportation emission reduction strategies in three case
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Diesel Exhaust Fluid (DEF) Sensor Shortage Updates
Diesel Exhaust Fluid (DEF) Updates
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Void Letters for Hensim USA, Inc.
When a certificate is voided, EPA issues a void letter to the manufacturer.
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Manufacturer-Run In-Use Testing Program Data for Heavy-Duty Diesel Engines – Test Order Year 2021
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 2021.
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Fact Sheet: Gravity Thickening
Fact sheet regarding thickening of solids