Science & Technology
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Second External Peer Review of the CMAQ System
Read the second peer review of CMAQ and see responses by the CMAQ developers.
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Certification for All-Terrain Vehicles (ATVs) and Dirt Bikes
Steps for certifying ATVs with EPA.
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Exporting United States Vehicles or Engines
Information about the requirements for exporting a United States-version vehicle or engine to another country.
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Cleaning up Superfund Sites
Links for each phase of the complex process of cleaning up Superfund sites.
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ESAM Collaborative Analytical Methods and Protocols for Chemistry
HSRP has worked with various partners to develop and test analytical methods and protocols for use by laboratories charged with analyzing environmental and/or buildling material samples following contamination incident.
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EPA response to Appeal to RFC: Federal Data Quality Act Petition Against Further Dissemination of 'Climate Action Report 2002
EPA response to the Request for Correction (RFC)
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Appeal to RFC: Information Quality Guidelines BMW Manufacturing Corp.
Submitted by the BMW Manufacturing Corp.
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RFC 19001 – Bristol Bay - Third Party Correspondence
Third Party Correspondence In support of RFC 19001 – Bristol Bay, received 01/14/2019
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RFR 18001A – Anthraquinone appeal
RFR 18001A – Anthraquinone appeal; received 10/30/2018
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Research Fact Sheets
This page provides fact sheets, brochures, and reports on the impact of research conducted by EPAs scientists and engineers.
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Understanding Air Sensor Data
Landing page for Understanding Air Sensor Data resources and information.
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Air Sensor Research and Reports
Landing page for Air Sensor Research and Reports information
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Air Sensor Collocation
Landing page for Air Sensor Collocation.
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Implications of Volatile Chemical Products for Ozone and Particulate Matter in Urban Atmospheres
Slides from Air, Climate, & Energy Research Webinar on Implications of Volatile Chemical Products (VCPs) for Ozone and Particulate Matter in Urban Atmospheres
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Air Quality Monitoring and Sensor Technologies
EPA scientist Ron Williams presented on the features, examination, application, examples, and data quality of continuous monitoring study designs at EPA's Community Air Monitoring Training in July 2015.
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Revised Draft Guidance for Ozone and Fine Particulate Matter Permit Modeling
Draft Guidance for Ozone and Fine Particulate Matter Permit Modeling
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Air Modeling - Meteorological Grid Models
For air quality modeling purposes, meteorological grid models are used in conjunction with chemical interaction models to provide gridded output of chemical species or pollutant data.
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Draft Guidance for Ozone and Fine Particulate Matter Permit Modeling
Draft Guidance for Ozone and Fine Particulate Matter Permit Modeling
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Results of Community Environmental Sampling: In the Collegeville, Harriman Park, and Fairmont Neighborhoods, North Birmingham, AL
Contains background, results, & goals for the community environmental sampling in the Collegeville, Harriman Park, & Fairmont Neighborhoods in Birmingham, AL, Number 1, November 2010
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Hudson K-8 School Letter to Parents
Contains letter to parents notifying them of soil sampling investigations at Hudson School, near Walter Coke, Inc., Birmingham, Alabama, August 5, 2011